How many mol of CaSO3 were left after the water was driven off? To answer this, What is the molar mass of 1 mol of CaSO3?
Multiply the molar mass of 1 mol times the mass 7.00g to get mol.

Compounds formed and named:

Fe²⁺ + Cl⁻¹ → FeCl₂, Iron(II) chloride

Mn²⁺ + Cl⁻¹ → MnCl₂, Manganese(II) chloride

Hg²⁺ + O⁻² → HgO, Mercury(I) oxide

Cu⁺¹ + O⁻² → Cu₂O, Copper(I) oxide

Cu⁺² + O⁻² → CuO, Copper(II) oxide

Sn⁺⁴ + Br⁻¹ → SnBr₄, Tin(IV) bromide

The traditional system of naming compounds typically involves using the names of the elements in the compound along with suffixes to indicate the relative proportions of each element. For example, the compound NaCl would be named sodium chloride, and the compound CaCO₃ would be named calcium carbonate.

The traditional system is often used for common, well-known compounds, while the systematic system of naming, which uses prefixes and numerical indicators to indicate the number of each element in the compound, is often used for more complex or less well-known compounds.

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The statements which is supported by the information in the graph is, The use of fluorinated gases has contributed to global warming.

How does fluorinated gases contributes to global warming?

Fluorinated gases, also known as F-gases, are a group of man-made gases that are commonly used in various industrial and commercial applications, such as refrigeration and air conditioning systems, electrical equipment, and aerosol sprays. They are made up of compounds such as hydrofluorocarbons (HFCs), perfluorocarbons (PFCs), and sulfur hexafluoride (SF6).

F-gases are potent greenhouse gases, meaning they have a high global warming potential (GWP), which is a measure of their ability to trap heat in the atmosphere. For example, HFCs have a GWP that is thousands of times greater than that of carbon dioxide (CO2).

When F-gases are released into the atmosphere, they contribute to global warming by trapping heat and preventing it from escaping into space. This effect, known as the greenhouse effect, causes the Earth's temperature to rise and leads to climate change.

In addition to their direct impact on global warming, F-gases can also indirectly contribute to climate change by promoting the use of energy-intensive technologies, such as air conditioning and refrigeration systems. The increased demand for energy can lead to the burning of fossil fuels, which further increases greenhouse gas emissions and exacerbates global warming.

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The volume of the methane gas bubble at the ocean surface at 1.0 atm and 293 K is approximately 0.063 mL.

Ideal gas is theoretical gas composed of randomly moving point particles that are not subject to the interparticle interactions.

PV = nRT

P is pressure, V is volume, n is number of moles, R is gas constant, and T is temperature.

V = (nRT) / P

n = PV / RT

P and V are the pressure and volume of bubble at the ocean floor, R is gas constant, and T is temperature of the bubble at the ocean floor.

n = (623 atm) x (0.10 mL) / (0.08206 L atm/mol K x 279 K) = 2.76 x 10^-6 mol

V = (nRT) / P

P is the pressure of the bubble at the ocean surface, which is 1.0 atm, and T is temperature of the bubble at the ocean surface, which is 293 K.

V = (2.76 x 10⁻⁶ mol x 0.08206 L atm/mol K x 293 K) / 1.0 atm = 6.27 x 10⁻⁵ L

V = 6.27 x 10^-5 L x (1000 mL / 1 L) = 6.27 x 10^-2 mL

Therefore, the volume of the methane gas bubble at the ocean surface at 1.0 atm and 293 K is approximately 0.063 mL.

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The freshwater flatworm, Dugesia tigrina, is an example of an organism that can reproduce both sexually and asexually.

The ability to reproduce sexually as well as asexually provides several advantages to the organism. Because only one parent is required and many offspring can be produced quickly, asexual reproduction can allow for rapid population growth. This is especially advantageous in favourable environments with abundant resources, as the offspring can quickly colonise the area and outcompete other organisms. Asexual reproduction can also ensure that desirable characteristics are passed down from generation to generation.Sexual reproduction, on the other hand, allows for genetic diversity because offspring inherit traits from both parents. This genetic variation can be advantageous in changing or unpredictable environments because it increases adaptability and the ability to deal with new challenges.

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Answer:

Explanation: 2  KBr +  Cl2 --> 2KCl + Br2  (single replacement or single displacement depending on your textbook)

3 Mg  + Fe2O3  --> 3 MgO  + 2 Fe  Single replacment

Both sides have to equal each other so you need 2 in front of KBr to have 2 K and 2 Br,  you need 2 infront of KCl to have 2 of each.  Its because of the Cl2 and Br2 in the equation.

Because you have a 2 in Fe2O3 you put the 2 in front of Fe.  Because you have a 3 after the O in Fe2O3 you put a 3 in front of MgO.  Because you put the 3 in front of MgO you put a 3 in front of Mg.  

You have to have the same number before and after the -->

Explanation:

e atoms. Putting values in above equation, we get: Hence, the mass percent of copper in copper chloride is 47.23 %.

Answer:

The silicates, owing to their abundance on Earth, constitute the most important mineral class. Approximately 25 percent of all known minerals and 40 percent of the most common ones are silicates; the igneous rocks that make up more than 90 percent of Earth's crust are composed of virtually all silicates. The vast majority of the minerals that make up the rocks of Earth's crust are silicate minerals. These include minerals such as quartz, feldspar, mica, amphibole, pyroxene, olivine, and a great variety of clay minerals.

Explanation:

According to the stoichiometry of the given chemical equation, 37 grams of phosphorus trichloride will be formed upon a complete reaction of 28.7 g of chloride gas with excess phosphorus.

It is the determination of proportions of elements or compounds in a chemical reaction. The related relations are based on law of conservation of mass and law of combining weights and volumes.

Stoichiometry is used in quantitative analysis for measuring concentrations of substances present in the sample.

426 g chlorine gives 549.32 g PCl₃ thus for 28.7 g chlorine will give 28.7×549.32/426=37 g.

Thus,37 grams of phosphorus trichloride will be formed upon a complete reaction of 28.7 g of chloride gas with excess phosphorus.

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Answer:

Explanation:

Empirical formula:

C=5, H=8, O=5

Total mass = 5(12) + 8(1) + 5(16) = 120 + 8 + 80 = 208

Empirical formula mass = 208

Next, we can calculate the molecular formula using the given relative molecular mass and the empirical formula mass.

Relative molecular mass = 284

Empirical formula mass = 208

n = Relative molecular mass / Empirical formula mass

n = 284 / 208

n = 1.365

We need to round off the value of n to the nearest integer.

n ≈ 1

Therefore, the molecular formula of Alaxin is the same as the empirical formula: C5H8O5.

Answer:

New growth of trees is an exception

Explanation:

when volcanoes erupt, they release hot magma that is destructive to the environment causing personal damage, lack of breathable air and death.

heat produce cannot in any way help in growth of trees

Explanation:

Refer to pic.............

Cations are formed when impartial atoms lose electrons, which are then transferred to other atoms. The resulting cation is positively charged. For example, this manner is accountable for the advent of sodium chloride, better recognized as table salt. The sodium atom loses an electron, forming a sodium cation.

metals

This is absolutely one of the chemical houses of metals and nonmetals: metals have a tendency to shape cations, whilst nonmetals have a tendency to structure anions.

Most transition metals vary from the metals of Groups 1, 2, and 13 in that they are capable of forming more than one cation with distinct ionic charges. As an example, iron frequently types two unique ions.

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The relative quantity of the water holds a small number of ions. ions dissolved in the water in. The correct option to this question is C.

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The number of protons in an atoms gives its atomic number whereas the number of protons and neutrons gives the mass number. The symbol of the element protactinium is Pa.

The isotope can be defined as the chemical element which possess the same number of protons and electrons, but differ in the number of neutrons. These are the elements which have the same atomic number but different mass numbers.

Here the mass number of the element protactinium = 91 + 143 = 234. The atomic number is 91, so the isotope can be denoted as ₉₁²³⁴Pa.

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Answer:

The oxygen atom in water is partially negative and the hydrogen atoms are partially positive. In ethanol, the oxygen atom is partially negative and the carbon and hydrogen atoms are partially positive.

Answer:

Calculating the net force on a roller coaster at any time while it is moving requires knowledge of several factors, including the coaster's mass, velocity, acceleration, and the forces acting on it. Here are the general steps to calculate the net force:

Determine the forces acting on the roller coaster: To calculate the net force, you need to know all the forces acting on the coaster. The main forces acting on a roller coaster are gravitational force, normal force, frictional force, and air resistance (if applicable).

Find the direction of each force: You need to determine the direction in which each force is acting. Gravitational force is always acting downwards, normal force acts perpendicular to the surface of the track, and frictional force acts opposite to the direction of motion.

Determine the magnitude of each force: You need to know the magnitude (or strength) of each force acting on the coaster. Gravitational force can be calculated using the equation F = mg, where m is the mass of the coaster and g is the acceleration due to gravity (9.8 m/s^2). Normal force can be calculated using the equation N = mg*cos(theta), where theta is the angle between the coaster's velocity and the horizontal surface of the track. Frictional force can be calculated using the equation F_friction = friction coefficient * N, where friction coefficient is a constant that depends on the materials in contact and N is the normal force.

Determine the direction of motion: You need to know the direction in which the roller coaster is moving. This will be used to determine the direction of the net force acting on the coaster.

Calculate the net force: Once you know the magnitude and direction of each force, you can calculate the net force on the coaster using the equation F_net = ma, where m is the mass of the coaster and a is the acceleration.

Calculate the acceleration: To calculate the acceleration of the roller coaster, you can use the equation a = F_net / m.

Once you have calculated the net force and acceleration of the roller coaster, you can use these values to determine the coaster's speed and position at any given time, using kinematic equations.

Explanation:

Answer:

Henry Mosley was an influential figure in the early 20th century, and his life and work had a lasting impact on the world. He was born in 1885 in Manchester, England, and was the son of a cotton mill worker. He attended Manchester Grammar School, where he excelled academically and was awarded a scholarship to study at the University of Manchester. After graduating with a degree in mathematics, he went on to pursue a career in economics.

Mosley was an advocate of free trade and a strong believer in the power of the market to create wealth and prosperity. He was a vocal critic of the British government’s protectionist policies, which he believed were stifling economic growth. He argued that free trade would lead to increased competition, which would in turn lead to lower prices and higher wages for workers. He also argued that free trade would lead to increased investment in industry, which would create more jobs and stimulate economic growth.

Mosley was a strong proponent of the Labour Party, and he was elected to Parliament in 1918. He served as a Member of Parliament for Smethwick from 1918 to 1924, and then again from 1929 to 1931. During his time in Parliament, he was an outspoken critic of the Conservative government’s policies, particularly their protectionist policies. He also advocated for increased social welfare spending and the nationalization of certain industries.

Mosley was a passionate advocate for social justice and economic equality. He was a strong supporter of the Trade Union movement, and he believed that workers should have the right to collective bargaining. He also argued that workers should be given a living wage, and that employers should be held accountable for their actions.

Mosley was also an advocate for international peace and cooperation. He was a founding member of the League of Nations, and he served as its president from 1920 to 1923. During his tenure as president, he worked to promote international cooperation and peace between nations. He also worked to promote disarmament and international arbitration as a means of resolving disputes between nations.

Mosley’s legacy is one of dedication to social justice and economic equality. His work helped to shape the modern world, and his ideas continue to influence policy makers today. His commitment to free trade, social welfare spending, collective bargaining rights, and international peace are all still relevant today. His life and work serve as an example of how one person can make a difference in the world.

Explanation:

Answer:

D: Acid rainwater seeps into the ground and dissolves limestone

To create 100 ml of 3.0 M H2SO4 solution from 15 M stock solution, measure 20 ml of stock concentration and dilute it with distilled water to reach a final volume of 100 ml.

By using the following formula, we can create 100 ml of 3.0 M H2SO4 from a stock concentration of 15 M H2SO4

C1V1 = C2V2

where C1 is the initial concentration,

V1 is the initial volume,

C2 is the final concentration, and V2 is the final volume.

Using this formula, we can calculate the amount of stock solution needed to prepare the desired solution as follows:

C1V1 = C2V2

15 M x V1 = 3.0 M x 100 ml

V1 = (3.0 M x 100 ml) / 15 M

V1 = 20 ml

Hence, to create 100 ml of 3.0 M H2SO4 from a stock concentration of 15 M H2SO4, you need to measure 20 ml of the stock solution and then add enough water to bring the total volume to 100 ml.

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Answer:

Tonight it is a Waxing Gibbous Illumination: 70%. The Waxing Gibbous phase is when the lit-up part of the Moon grows from 50.1% to 99.9%. It starts just after the First Quarter Moon and lasts until the Full Moon.

The gas pressure in each container is directly proportional to the number of particles of gas present.

Gas pressure is the pressure exerted by a gas when it is in a closed container. It is caused by the molecules of the gas colliding with each other and with the walls of the container. Gas pressure is usually measured in atmospheres, millimeters of mercury, or pascals. It is affected by a number of factors, such as the amount of gas present in a container, the temperature of the gas, and the volume of the container.

According to Boyle's law, the pressure of a gas is inversely proportional to its volume. Therefore, the pressure in each container is directly proportional to the number of particles of gas present, and the pressure in the first container is 50 kPa, the pressure in the second container is 100 kPa, and the pressure in the third container is 150 kPa.

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Dr. Ke-Qin Hu, a well-known expert in liver disease and director of UCI Health Liver and Pancreas Services, warns that taking or more four grams of acetaminophen in a 24-hour period could result in severe harm.

Proteins, liver enzymes, & bilirubin are just a few of the things that a liver blood test analyzes in your blood. This can aid in examining the condition of your liver and looking for indications of inflammation of damage. Infections with the liver, such as hepatitis B and C, can have an impact on your liver.

There are numerous nutrients that include certain elements or antioxidants that have been demonstrated to support liver function. The following are a few examples: grapefruit, berries, cranberries, fatty salmon, olive oil, even cruciferous vegetables as broccoli or Brussels sprouts.

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Answer:

The wires are not making contact with both sides of the load.

Explanation:

To make the load (light bulb) work properly in a circuit, you need to make sure that it is connected correctly and that the power source (the battery) is providing enough energy to power it. To fix the problem, you can connect one end of the light bulb to the positive terminal of the battery and the other end to the negative terminal. This will complete the circuit and allow electricity to flow from the battery to the light bulb and back to the battery.

Explanation:

Mass percent of silver in silver nitrate = 63.5 g100 g×100%=63.5%

The percent of silver in AgNO₃ is 63.5%.

Percent composition is the percent ratio of mass of the substance to the total mass. It is calculated to be the mass of the substance divided by the molar mass of the substance which is then multiplied by 100%.

In chemistry, yield is a measure of the quantity of moles of a product formed in relation to the reactant consumed, obtained in a chemical reaction, usually expressed as a percentage.

Atomic mass of Ag = 108

Atomic mass of N = 14

Atomic mass of O = 16

Molar mass of AgNO₃ = 108 + 14 + ( 3 × 16 )

= 170 g/mol

Percentage of silver = (mass of silver/total mass) × 100

= 63.5%.

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C3C3I3N3

CCIN=? ?=184.5

14+14+17+15

=60

60×3=180

Answer:

The molarity (M) of a solution is calculated by dividing the moles of solute by the volume of solution in liters.

First, we need to calculate the moles of aluminum chloride:

moles of AlCl3 = mass / molar mass

moles of AlCl3 = 20.0 g / 133.34 g/mol

moles of AlCl3 = 0.150 mol

Next, we need to convert the volume of solution from milliliters to liters:

volume of solution = 500 mL / 1000 mL/L

volume of solution = 0.500 L

Finally, we can calculate the molarity of the solution:

Molarity = moles of solute / volume of solution

Molarity = 0.150 mol / 0.500 L

Molarity = 0.30 M

Therefore, the molarity of the aluminum chloride solution is 0.30 M.

According to the information from the question, the metal's specific heat is 0.60 J/goC.

Commonly known as specific heat, this term means the quantity of energy required to raise a material's temperature by 1 in one gram. Typically, caloric or joules a gram per degree Celsius are used as the units for specific heat. For instance, water has a specific heat of 1 caloric (or 4.186 megawatts) per gram per degree Celsius.

The following information was gleaned from the query:

Metal mass (M) equals 74 g

Metal's temperature (T) is 94 °C.

120 g is the mass of water (Mvv).

Water's temperature (Tvv) is 26.5 °C.

Temperature of equilibrium (Te) is 32 °C.

Water's specific heat capacity (Cvv) is 4.184 J/goC.

Specific heat capacity of metal (C) =?

How to calculate the metal's specific heat capacity

The following methods can be used to determine the gold sample's specific heat capacity:

The principle of energy states that the total that:

Heat loss = Heat gain

MC(T –Tₑ) = MᵥᵥC(Tₑ – Tᵥᵥ)

74 × C(94 – 32) = 120 × 4.184 (32 – 26.5)

C × 4588 = 2761.44

Divide both side by 4588

C = 2761.44 / 4588

C = 0.60 J/gºC

Hence, the metal has a specific heat capacity approximately 0.60 J/goC.

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Answer:

Friction is the force that opposes the motion of a solid object over another. There are mainly four types of friction: static friction, sliding friction, rolling friction, and fluid friction.