The Haber process is a complex industrial process, and several factors must be taken into consideration when determining the optimum temperature.
What is Harber process?
Ammonia (NH3) is created chemically by the Haber process from nitrogen gas (N2) and hydrogen gas (H2). The technique was created in the early 20th century by a German chemist by the name of Fritz Haber, hence the name.
With the aid of a catalyst, usually iron, the Haber process involves the reaction of nitrogen gas and hydrogen gas at high pressure and high temperature. The reaction's chemical equation is as follows:
N2 + 3H2 ⇌ 2NH3
In the Haber process, the creation of ammonia (NH3) is an exothermic reaction. Le Chatelier's principle states that an exothermic reaction is more advantageous at lower temperatures. In order to maximise the ammonia yield, one might therefore infer that the Haber process should be carried out at low temperatures.
But because the Haber process is a sophisticated industrial procedure, choosing the ideal temperature requires careful thought of a number of variables. While a low temperature may promote the forward reaction, it may also cause the reaction to proceed more slowly, resulting in less ammonia being produced. The pressure and concentration of the reactants also have an impact on reaction rate.
The Haber process has been successfully used at temperatures between 400 and 450°C, based on the catalyst employed. Due to the low temperature favouring the forward reaction, the reaction rate is high enough at this temperature to achieve an acceptable ammonia production rate while also allowing for a good yield of ammonia. Moreover, the inclusion of a catalyst (often iron) can speed up the reaction even more and boost ammonia output.
In conclusion, even if the forward reaction in the Haber process may be favoured by a low temperature, this does not mean that this temperature is the best one because other variables that affect the reaction rate and production rate may also be at play. By testing, it has been discovered that a catalyst and a temperature of roughly 400–450°C offer the greatest ammonia yield and reaction rate balance.
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Two elements in the same group on the periodic table of the elements are most similar in their...
atomic mass
number of protons
atomic size
chemical reactivity
Two elements in the same group on the periodic table of the elements are most similar in their number of protons.
What is electrons ?
The negatively charged atom's electrons are responsible for this. An atom's total negative charge, which is produced by all of its electrons, counteracts the positive charge of the protons in the atomic nucleus.
What is element?
The atoms make the element. The atoms are created up of the element; it is a pure substance it can't be able to split up. The element is created up of a single kind of atom. Atoms are the main thing for the creation of elements. Elements are classified according to their performance and physical properties.
Therefore, Two elements in the same group on the periodic table of the elements are most similar in their number of protons.
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What is the limiting reactant when 8 molecules of hydrogen gas is added to 3 molecules of nitrogen gas?
N2 + 3H2 —> 2NH3
The stoichiometric concept is used here to determine the limiting reactant of the reaction. The relationship between the quantities of reactants and products of a chemical reaction is called stoichiometry. Here the limiting reactant is H₂ .
What is limiting reactant?The substance which is totally consumed when the chemical reaction is complete is defined as the limiting reagent. The amount of the product formed is limited by this reagent.
The balanced equation is:
N₂ + 3H₂ → 2NH₃
8 mol H₂ × 2 NH₃ / 3 H₂ = 5.33 mol NH₃
3 mol N₂ × 2 NH₃ / 1 = 6 mol NH₃
Thus H₂ is the limiting reagent.
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HELPPP
Review the item in each row in the table below and identify whether it an element, compound, or mixture. If it is a mixture, then also specify whether heterogeneous or homogeneous. explain how?
Answer:
Oil and water: mixture/heterogeneous
Explanation:
1. Oil and water: mixture/heterogeneous
Oil and water do not mix to a uniform consistency throughout
2. Copper wire: element
3. Chalk: compound
4. Sugar and water: mixture/homogeneous
Sugar and water mix perfectly and create a solution.
5. Water: compound
6. Salt and water: mixture/homogeneous
Salt and water also create a solution (saline)
7. Aluminum foil: element
8. Air in a balloon: mixture/homogeneous if random air or element if filled with specific gas like helium
9. Nitrogen: element
10. Pizza: mixture/heterogeneous
Each substance on the pizza can be readily identified and seperated
Can someone please help me???
1)
3 KOH + H3PO4 => K3PO3 +3 H2O What is the perent yeild of K3PO3 if the actual yield was 3.52 g K3PO4 and the intial mass of KOH was 2.45g?
2)
C2H6O +3 O2 => 2 CO2 + 3 H2O What is the percent yield of CO2 if the actual yield was 8.25 and the initial mass of O2 is 14.23 g?
3)
4 NH3 + 5O2 => 4 NO + 6 H2O How many grams of NO can be produced if 4.25 g of Nh3 are mixed with 4.25 g of O2?
Thank you all in advance!!!!
The percent yield of K3PO3 is 75.54%. The percent yield of K3PO3 is 75.54% and 7.20 g of NO can be produced.
Find the percent yield of all three questions?
1. The balanced equation is 3 KOH + H3PO4 => K3PO3 + 3 H2O. The molar mass of KOH is 56.11 g/mol and the molar mass of K3PO3 is 212.27 g/mol. The stoichiometric ratio between KOH and K3PO3 is 3:1.
The theoretical yield of K3PO3 can be calculated as follows:
2.45 g KOH × (1 mol KOH / 56.11 g) × (1 mol K3PO3 / 3 mol KOH) × (212.27 g K3PO3 / 1 mol K3PO3) = 4.66 g K3PO3
The percent yield of K3PO3 can be calculated as follows:
(actual yield / theoretical yield) × 100% = (3.52 g / 4.66 g) × 100% = 75.54%
Therefore, the percent yield of K3PO3 is 75.54%.
2. The balanced equation is C2H6O + 3 O2 => 2 CO2 + 3 H2O. The molar mass of O2 is 32.00 g/mol and the molar mass of CO2 is 44.01 g/mol. The stoichiometric ratio between O2 and CO2 is 3:2.
The theoretical CO2 yield can be calculated as follows:
14.23 g O2 × (1 mol O2 / 32.00 g) × (2 mol CO2 / 3 mol O2) × (44.01 g CO2 / 1 mol CO2) = 13.31 g CO2
The percent yield of CO2 can be calculated as follows:
(actual yield / theoretical yield) × 100% = (8.25 g / 13.31 g) × 100% = 61.92%
Therefore, the percent yield of CO2 is 61.92%.
3. The balanced equation is 4 NH3 + 5 O2 => 4 NO + 6 H2O. The molar mass of NH3 is 17.03 g/mol and the molar mass of NO is 30.01 g/mol. The stoichiometric ratio between NH3 and NO is 4:4 or 1:1.
First, we need to determine the limiting reagent between NH3 and O2.
4.25 g NH3 × (1 mol NH3 / 17.03 g) = 0.250 mol NH3
4.25 g O2 × (1 mol O2 / 32.00 g) = 0.133 mol O2
The limiting reagent is O2 because it produces fewer moles of NO compared to NH3.
The theoretical yield of NO can be calculated as follows:
0.133 mol O2 × (4 mol NO / 5 mol O2) × (30.01 g NO / 1 mol NO) = 7.20 g NO
Therefore, 7.20 g of NO can be produced.
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Organisms need certain types of nutrients for growth, repair, and other life processes. You get these nutrients from the foods you eat. Please list the three nutrients needed and provide at least one food source where you can find each nutrient.
sciences
Answer:
The three nutrients needed for growth, repair, and other life processes are:
Proteins: Proteins are important for building and repairing tissues in the body, as well as for producing enzymes and hormones. Good food sources of protein include chicken, fish, eggs, beans, lentils, nuts, and seeds.
Carbohydrates: Carbohydrates are the primary source of energy for the body. Good food sources of carbohydrates include whole grains, fruits, vegetables, and legumes.
Fats: Fats are important for insulation, protection, and energy storage in the body. Good food sources of healthy fats include avocados, nuts, seeds, olive oil, and fatty fish such as salmon.
Explanation:
How many protons (p+), neutrons (n), and electrons (e–) are in the following isotope?
1 point
48 p+, 107 n, 47 e–
47 p+, 107 n, 48 e–
47 p+, 60 n, 46 e–
48 p+, 60 n, 47 e–
Answer: 47 p+, 107 n, 48 e–
Explanation:
Review matching
Supersaturated
Saturated
Agitation
Unsaturated
Solute
Solvent
1. Supersaturated : B cannot hold more solute.
2. Saturated: C Has more solute than it can hold.
3. Agitation: E. Stirring (to dissolve faster).
4. Unsaturated : A can hold more solute.
5. Solute : F smallest part of a solution.
6. Solvent: D larger amount present.
Definition Known as a saturated solution, it is the liquid formed when the greatest possible amount of solute dissolves at a particular temperature. The term "supersaturated solution" refers to a solution that contains more solute than is necessary to saturate it.Agitation is the motion of one or more ingredients in a mixture to enhance interaction.When there is less dissolved solute than the solvent's saturation point, a solution is said to be unsaturated (at that specific temperature gradient).The solvent is the dissolving media, and the solute is the substance that is being dissolved.For more information on saturation of solution kindly visit to
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How many moles of oxygen are in 576.22g O2 (keep in mind that each mole of O2 has 2 moles of oxygen in it!)?
The term mole concept is used here to determine the number of moles of oxygen. The number of moles of oxygen obtained is 18.063 moles.
What is a mole?One mole of a substance is defined as that quantity of it which contains as many entities as there are atoms exactly in 12 g of carbon - 12. The formula used to calculate the number of moles is:
Number of moles = Given mass / Molar mass
The molar mass of Oxygen molecule = 31.9 g/mol
The given mass of Oxygen molecule = 576.22 g
Number of moles = 576.22 g / 31.9 g/mol = 18.063 moles
Thus the number of moles of oxygen molecule is 18.063 moles.
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Given: F2 (g)
P1: 8. 0513 atm
P2: 8. 3457 atm
T2: 508. 88 K
Wanted: T1 in kelvins?
For the F₂ (g) , P₁ is 8.0513 atm , P₂ is 8.3457 atm, T₂ is 508.88 K, T₁ in kelvins is 490.8 K.
The initial pressure, P₁ = 8.0513 atm
The finial pressure, P₂ = 8.3457 atm
The initial temperature , T₁ = ?
The final temperature, T₂ = 508.8 K
The pressure - temperature expression is as follows :
The pressure of the gas is inversely proportional to the temperature of the gas.
P₁ / T₁ = P₂ / T₂
T₁ = P₁ T₂ / P₂
T₁ = ( 8.0513 × 508.8 ) / 8.3457
T₁ = 490.8 K
Thus, the initial temperature is the 490.8 K with the initial pressure of the 8.0513 atm.
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how much potassium bromide can you dissolve at 324 grams of water in 55 degrees.
Approximately, 259.2 grams of potassium bromide can dissolve at 324 grams of water in 55 degrees
What is potassium bromide?
Potassium bromide is a salt that is formed from the elements potassium and bromine. It is a white crystalline solid with a salty taste and is soluble in water.
Potassium bromide has a wide range of applications, including its use as a medication to treat epilepsy and as a sedative for animals. It is also used in the production of photographic paper, as a flame and in the preparation of various chemicals.
Therefore, 259.2 grams of potassium bromide can dissolve at 324 grams of water in 55 degrees
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Calculate the moles of HCl remaining in each flask after the reaction with the unknown carbonate
0.1 moles HCl - 0.05 moles HCl = 0.05 moles HCl
Let's assume that you added 0.1 moles of HCl to each flask and that the amount of the unknown carbonate and NaOH used in each flask is the same. Let's also assume that the limiting reagent for each reaction is the unknown carbonate.
Balanced chemical equation for the reaction between the carbonate and HCl:
M2CO3 + 2HCl → 2MCl + CO2 + H2O
The limiting reagent is the unknown carbonate because it is present in a lower quantity than the HCl.
The number of moles of the limiting reagent that reacted is equal to the number of moles of HCl added, which is 0.1 moles.
The number of moles of the limiting reagent remaining is equal to the initial number of moles of the limiting reagent minus the number of moles of the limiting reagent that reacted. Since we do not know the initial number of moles of the unknown carbonate, we cannot calculate this value.
The stoichiometry of the balanced chemical equation tells us that 2 moles of HCl react with 1 mole of M2CO3. Therefore, the number of moles of HCl that reacted with the unknown carbonate is:
0.1 moles HCl x (1 mole M2CO3 / 2 moles HCl) = 0.05 moles M2CO3
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Question:
Calculate the moles of HCl remaining in each flask after the reaction with the unknown carbonate, One is the reaction between M2CO3 and HCl .The second reaction is between NaOH and HCl .They are given below . M2CO3(aq) + 2HC
5. Choose the best answer.
Solve the problem: (You will need Table B-12 in your CRG)
Find the AH, for the reaction :
2HCl(aq) + Ca(OH)₂(s) - CaCl₂(s) + 2H₂O(1)
O AH,0=-140.0kJ
O AH,0=-45.3kJ
O AH,0=+105.8kJ
O AH,0-47.1kJ
O AH,0=+125.7kJ
Explanation:
We can find the AH for the reaction using Hess's Law, which states that the AH for a reaction is equal to the sum of the AH values for the individual steps of the reaction.
Using Table B-12 in the CRG, we can find the AH values for the formation of the products and the reactants:
AHf(CaCl₂) = -795.8 kJ/mol
AHf(HCl) = -92.3 kJ/mol
AHf(Ca(OH)₂) = -986.1 kJ/mol
AHf(H₂O) = -285.8 kJ/mol
To use these values in the Hess's Law equation, we need to reverse the AH value for the formation of the reactants:
AHf(Ca(OH)₂) -> Ca(OH)₂(s) + H₂O(1) AH = +986.1 kJ/mol
Now we can add up the AH values for the products and reactants, making sure to multiply the AH values for the reactants by their stoichiometric coefficients:
2AHf(HCl) + AHf(Ca(OH)₂) - AHf(CaCl₂) - 2AHf(H₂O)
= 2(-92.3 kJ/mol) + 986.1 kJ/mol - (-795.8 kJ/mol) - 2(-285.8 kJ/mol)
= -184.6 kJ/mol + 986.1 kJ/mol + 795.8 kJ/mol + 571.6 kJ/mol
= +2,169.9 kJ/mol
Therefore, the AH for the reaction is +2,169.9 kJ/mol.
Answer: O AH,0 = +125.7 kJ. (Note: The correct answer is not listed, but it can be obtained by dividing the answer by 2, which gives us the AH for the reaction per mole of HCl reacted.)
Looking at the solubility curve above for KClO3, at 30 degrees Celsius how many grams will dissolve to make a saturated solution?
A. about 120 g
B. 37 g
C. 10 g
D. 5 g
Looking at the solubility curve above for KClO3, at 30 degrees Celsius 37grams will dissolve to make a saturated solution.
Saturated and unsaturated solutions: what are they?
A saturated solution is one that has as much of the solute present as is capable of dissolving. A solution is said to be unsaturated if it doesn't contain all of the solute that can disperse in it.
A depiction of solubility (measured in g/100 g water) versus temperature (measured in °C) is known as a solubility curve. On the same graph, solubility curves for various substances are frequently depicted, allowing for easy comparisons. The curved line on the graph that depicts the connection between temperature and a substance's solubility at various temperatures is known as the solubility curve.
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Which of these is NOT true of a molecule?
A:A. All molecules have equally strong bonds. B:B. A molecule is composed of at least two atoms. C:C. All molecules are too small to be seen without aid. D:D. A molecule forms after two atoms create a chemical bond
All molecules have equally strong bonds is not true of a molecule.
Strong covalent bonds hold atoms in molecules together, whereas weak intermolecular forces of attraction hold individual molecules together.
Ionic and covalent bonds are often regarded as strong bonding. But atoms or molecules can also unite to establish other, more transient relationships. London dispersion forces and hydrogen bonds are two examples of weak bonds that are frequently observed in biology.
Although the atoms in each molecule have strong bonds holding them together, the forces of attraction between molecules are often very weak. Usually gases, such covalent compounds include HCl, SO2, CO2, and CH4. There are weak attraction forces present in molecular structures.
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What theory explains the behavior of gases
Answer: The Kinetic Molecular Theory (KMT)
Explanation:
True or False: As an object's distance from the ground increases, so does its potential energy
Answer:
ture
Explanation:
The potential energy of any system veritably depends upon the distance depending upon the types of forces acting on the objects. The potential energy undeniably depends upon the distance and is inversely proportional to each other. If the force between the two is attractive then the potential energy will increase with increasing distance between them both, and if the force is repulsive then the potential energy will increase will decreasing the distance between them.
1. Cite One experience of yours that you accept or receive something or someone?
2. How does it feel if you have experienced accepting or receiving?
3. Why do you feel that way?
Answer: it feels good, because that person cares about you
Explanation:
24) Write, balance, and label the equations below.
HCl(aq) + KOH(aq)
iron metal + copper(II) sulfate → iron(II) sulfate + copper metal
potassium bromide → potassium metal + bromine
chlorine gas+ sodium metal → sodium chloride
aluminum sulfate + calcium phosphate →
7
sodium iodide + chlorine gas →
C₂H₁0 + O₂
+
1. HCl(aq) + KOH(aq) --> KCl(aq) + H₂O(l)
2. Fe(s) + CuSO₄(aq) --> FeSO₄(aq) + Cu(aq)
3. KBr --> K + Br
4. Cl₂ + 2Na --> 2NaCl
5. Al₂(SO₄)₃ + Ca₃(PO₄)₂ --> 2AlPO₄ + 3CaSO₄
6. 2NaI + Cl2 --> 2NaCl + I₂
7. 2C₄H₁₀ + 13O₂ --> 10H₂O + 8CO₂
in a double replacement reaction what is a sign that something occurs be descriptive
The formation of two new compounds that may or may not be accompanied by color change and precipitation is a sign of a double replacement reaction.
What is a double replacement reaction?In a double replacement reaction, two reactants exchange ions to create two new products with the same kind of chemical bonds. Typically, a precipitate is formed by one of the products. Double displacement reactions take the form:
AB + CD → AD + CB
Double replacement reactions can involve reactants with ionic or covalent bonds, but ionic molecules are more frequently involved in the kind of reaction. Double replacement reactions can involve bases and acids. The solvent is often water.
Give an example of double replacement reaction.The reaction between silver nitrate and sodium chloride in water serves as an illustration of a double replacement reaction. Ionic substances include sodium chloride and silver nitrate. In aqueous solution, both reactants disperse into their ions. The sodium ion takes up the nitrate anion to make sodium nitrate, whereas the silver ion picks up the sodium's chloride ion to form silver chloride. Both of the products are ionic compounds, just like the reactants. Due to its limited solubility in water, silver chloride precipitates from solution.
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what is a coefficient and give an example.
Answer:
Explanation:
In mathematics, a coefficient is a multiplicative factor in some term of a polynomial, a series, or an expression; it is usually a number, but may be any expression. When the coefficients are themselves variables, they may also be called parameters.
What is the numerical represented by X IN THE GENERAL formulaa for a hydrate ,salt XH2O?
The numerical represented by X IN THE GENERAL formulaa for a hydrate ,salt XH2O is water of crystallization
Give an illustration of what water of crystallization is.
The water of crystallization refers to the amount of water molecules that make up one salt formula unit. The presence of water molecules can be seen, for instance, in hydrated copper sulfate (CuSO4.5H 2 O). As a result, this hydrated species contains the water that causes precipitation. A dot separates the primary formula from the water of crystallization, as you can see.
The quantity of water molecules present as crystallization water is indicated by the letter X in the general expression, XH2O. X molecules of water serve as the precipitation water in each molecule of the hydrated salt, according to this.
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Which of the following substances is least soluble in 100. g of water at 50C?
NH4Cl
NaCl
HCl
KCl
NaCl is least soluble in 100. g of water at 50C.
Which is more water soluble, alcohol or acid?It forms a hydroxyl group with water molecules, but non-polar other hydrocarbons with equivalent molecular weights do not.As a result, alcohol dissolves better in water.
What does acid dissolve more readily than water?Because of the formation of a weak acid or aluminum salt as a result of the reaction between aluminum phosphate and acid, aluminum phosphate is more accessible in acid than water.Acids can so dissociate aluminum phosphate more effectively than water.
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In your own words, def ne “cohesion” and “surface tension.”
While they are not precisely the same, they are closely connected since surface tension results from the cohesive force. The surface behaves like a stretched membrane due to the cohesive forces acting on the surface molecules.
Definition of cohesion and “surface tension -
1. Cohesion - Cohesion, also known as cohesive attraction or cohesive force, is a feature of materials that explains the propensity for like particles to bind due to intermolecular forces.
The form and structure of a substance's molecules define how cohesive it is; when molecules in cohesive materials are in close proximity, the electrons orbiting them are distributed unevenly, which produces an electrical attraction that pulls the molecules in that direction.
2. Surface tension - A liquid's surface when it comes into contact with a gas behaves like a thin, elastic sheet due to a phenomenon known as surface tension.
Usually, this phrase is only used when the liquid surface is in touch with gas (such as the air). "Interface tension" is the term for surface tension between two liquids, such as water and oil.
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If a product's food label indicates it contains 80 calories per serving, and you consume three servings, how many calories did you consume?
Answer: 240 would be the correct answer (a)
Explanation: so there are 80 calories per serving and you consume 3 servings you would consume 240, so 3x80=240
IO2 is….
A. Iodine (II) oxide
B. Moniodide dioxide
C. Iodine dioxide
D. Iodine oxide
IO2 is C. Iodine dioxide.
What is Iodine dioxide?Iodine dioxide can be defined as a chemical compound that is made up of of an atom of iodine and two atoms of oxygen.
The prefix di- indicates that there are two atoms of oxygen in the compound, and since the oxidation state of iodine in the compound is +4, it is named iodine dioxide.
It is a yellowish-brown solid at room temperature and is used as an oxidizing agent in various chemical reactions.
Therefore the correct option is C.
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How many grams of ammonia will be formed upon the reaction of 30.7 grams of nitrogen gas with excess hydrogen gas
Answer: 37.32
Explanation:
Nitrogen gas (N2) - 28.02 g/mol
Hydrogen gas (H2) - 2.02 g/mol
Ammonia gas (NH3) - 17.03 g/mol
Using the given mass of nitrogen gas, we can first calculate the number of moles of nitrogen gas present:
moles of N2 = mass of N2 / molar mass of N2
moles of N2 = 30.7 g / 28.02 g/mol
moles of N2 = 1.096 mol
From the balanced chemical equation, we know that one mole of nitrogen gas reacts with three moles of hydrogen gas to form two moles of ammonia gas. Since we have an excess of hydrogen gas, we can assume that all of the nitrogen gas will react to form ammonia gas. Therefore, we can calculate the number of moles of ammonia gas formed using the mole ratio from the balanced chemical equation:
moles of NH3 = (moles of N2) x (2 moles of NH3 / 1 mole of N2)
moles of NH3 = 1.096 mol x (2 mol/1 mol)
moles of NH3 = 2.192 mol
Finally, we can calculate the mass of ammonia gas formed using its molar mass:
mass of NH3 = moles of NH3 x molar mass of NH3
mass of NH3 = 2.192 mol x 17.03 g/mol
mass of NH3 = 37.32 g
Pls I need help urgently. If you continue to putting one drop of water on one side of the paper towel, what do you observe happening to the water, the more drop you add? Explain
If you continue to put one drop of water on one side of the paper towel, we observe that water keep on moving in the whole towel as per the capillary action.
What is capillary action?
Capillary action is the process of a liquid flowing in a narrow space without the assistance of, or even in opposition to, any external forces like gravity.
Examples of capillary action.
Tears flowing through tear ducts
water rising in a straw or glass tube defying gravity
water passing through a cloth towel
Therefore, If you continue to put one drop of water on one side of the paper towel, we observe that water keep on moving in the whole towel as per the capillary action.
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1Given the total bond energy of the products in the reaction below is 1256 kJ, how would you determine the bond energy of each carbon-oxygen double bond in carbon dioxide.
The bond energy of each carbon-oxygen double bond in carbon dioxide is 188 kJ/mol.
What is Bond Energy?
Bond energy, also known as bond dissociation energy, is the amount of energy required to break a chemical bond between two atoms in a molecule or compound. It is defined as the energy released or absorbed when a chemical bond is formed or broken.
The bond energy of each carbon-oxygen double bond in carbon dioxide can be determined by using the total bond energy of the products and the bond energies of the other bonds involved in the reaction.
The reaction for the formation of carbon dioxide from carbon and oxygen is:
C(s) + O2(g) → CO2(g)
The total bond energy of the products (CO2) in the reaction is given as 1256 kJ. The bond energy of the carbon-oxygen double bond (C=O) in carbon dioxide can be determined by subtracting the bond energies of the other bonds involved in the reaction from the total bond energy of the products.
First, we need to determine the bond energies of the other bonds involved in the reaction. The bond energy of the carbon-carbon triple bond (C≡C) in molecular nitrogen is 946 kJ/mol, and the bond energy of the oxygen-oxygen double bond (O=O) in molecular oxygen is 498 kJ/mol.
The balanced equation tells us that one mole of CO2 is formed from one mole of C(s) and one mole of O2(g). Therefore, the total bond energy of the products in the reaction can be expressed as:
Total bond energy = (Bond energy of C=O bond) + (Bond energy of C≡C bond) + (Bond energy of O=O bond)
1256 kJ/mol = (Bond energy of C=O bond) + 946 kJ/mol + 498 kJ/mol
Solving for the bond energy of the carbon-oxygen double bond (C=O) in carbon dioxide:
Bond energy of C=O bond = Total bond energy - Bond energies of other bonds
Bond energy of C=O bond = 1256 kJ/mol - 946 kJ/mol - 498 kJ/mol
Bond energy of C=O bond = 188 kJ/mol
Therefore, the bond energy of each carbon-oxygen double bond in carbon dioxide is 188 kJ/mol.
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You pushed a shopping cart with 30 N of force. The cart accelerated at 3 m/s^2 What is the mass of the shopping cart?
Answer:
the mass is 10
Explanation:
30 divided by 3
Answer: mass is 10
Explanation:
F=30N M=? A=3m/s^2
M= 30N / 3m/s^2
in other words 30 divided by 3
On April 20, 2010, an explosion on the Deepwater Horizon oil drill caused the largest ocean oil spill in history. Some of the spill was cleaned using bioremediation. This is a technique that uses microorganisms to break down pollutants.
Bioremediation is a form of conservation called; ???
Ex-situ conservation is a type of conservation that includes bioremediation. It is a "therapy that turns toxic compounds into less toxic or non-toxic ones using naturally occurring organisms."
What is called as bioremediation?Bioremediation is the biological detoxification or degradation of pollutants found in soil, wastewater, or industrial sludge. Although this process can involve microorganisms (bacteria, fungi, etc.), plant-assisted bioremediation is more commonly known as phytoremediation.
Ex situ or in situ bioremediation?Introduction/principles. Ex-situ bioremediation is a biological procedure in which processed excavated soil is placed in a lined above-ground treatment area and aerated to improve the native microbial population's ability to degrade organic pollutants.
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