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*20 Points* Pls Answer Following The Rules Of :No FilesNo LinksNo Inappropiate Responceclean CommentsThank
*20 Points* Pls Answer Following The Rules Of :No FilesNo LinksNo Inappropiate Responceclean CommentsThank
*20 Points* Pls Answer Following The Rules Of :No FilesNo LinksNo Inappropiate Responceclean CommentsThank

Answers

Answer 1
Question 4: C-An element is a substance made up of two or more different types of atoms that
are not chemically combined.
Question 5: Coke, Aluminum foil, chicken noodle soup, Gatorade

Related Questions

francium phosphate
+ cesium acetate

Answers

Answer:

[tex]Fe_3PO_4+3Cs(CH_3COO)\rightarrow Cs_3PO_4+3Fr(CH_3COO)[/tex]

Explanation:

Hello there!

In this case, according to the given information, it is possible for us to illustrate the complete double displacement reaction between francium phosphate and cesium acetate as given on the question:

[tex]Fe_3PO_4+Cs(CH_3COO)\rightarrow Cs_3PO_4+Fr(CH_3COO)[/tex]

Which must the balanced due to the nonequal francium and cesium atoms:

[tex]Fe_3PO_4+3Cs(CH_3COO)\rightarrow Cs_3PO_4+3Fr(CH_3COO)[/tex]

Best regards!

what were the first 25 elements that found in the earth?

answer it plz.

Answers

Answer:

Copper, Lead, Gold, Silver, Iron, Carbon, Tin, Sulfur, Mercury, Zinc, Arsenic, Bismuth, Phosphorus, Cobalt, Platinum, Nickel, Magnesium, Hydrogen, Oxygen,  Nitrogen, Barium, Chlorine,  Manganese, Molybdenum, Tungsten.

Explanation:

Hope This Helps :b

Answer:

Vanadium

V

Chromium

Cr

Manganese

Mn

Aluminum

Al

Silicon

Si

Phosphorus

P

Sulfur

S

Chlorine

Cl

Argon

Ar

Potassium

K

Calcium

Ca

Scandium

Sc

Titanium

Ti

Lithium

Li

Beryllium

Be

Boron

B

Carbon

C

Nitrogen

N

Oxygen

O

Fluorine

F

Neon

Ne

Sodium

Na

Magnesium

Mg

HOW DO THE STATES OF MATTER FIT INTO THE K-M THEORY? PLS NO LINKS

Answers

Answer:Matter can exist in one of three main states: solid, liquid, or gas. Solid matter is composed of tightly packed particles. A solid will retain its shape; the particles are not free to move around.

Explanation:

I have no idea I think it’s cuz the states collects it from them

What is the charge of a Li ion?
A. +1
B. +2
C. -1
D.-2

Answers

Answer:

A

Explanation:

because the charge of Li ion is +1 well I don't know the explanation yet but I'm sure about the answer

Please help me out this is a test.


The imaje shows a plate baundary. Arrows have been added to indicate the movement if the plates.

Answers

The correct answer should be H. I hope this helps!

TRUE OR FALSE? what is similar about the structure of all atoms is that they all have a nucleus made up of one or more protons and neutrons. Than electrons are located outside each nucleus

Answers

Answer:

the answer is true

Explanation:

a sample of gas X occupies 10 m^3 at a pressure of 120 kPa.if the volume of the sample is compressed to 3m^3 ,what is the new pressure of the gas?​

Answers

Answer:

400 kPa

Explanation:

The new pressure can be found by using the formula for Boyle's law which is

[tex]P_1V_1 = P_2V_2[/tex]

Since we're finding the new pressure

[tex]P_2 = \frac{P_1V_1}{V_2} \\[/tex]

120 kPa = 120,000 Pa

We have

[tex]P_2 = \frac{120000 \times 10}{3} = \frac{1200000}{3} \\ = 400000[/tex]

We have the final answer as

400,000 Pa = 400 kPa

Hope this helps you

which of the following subject area contains questions that can be answered by science?

Answers

Answer:

ASTRONOMY

Explanation:

im taking that test right now

i hope this helps :0

Answer:

forensics

Explanation:

took the test yay

Please help me find the answer, thank you.

Answers

Answer:

Chlorine hope i helped.

Explanation:

How are molecules, compounds, and substances related?

Answers

Answer:

Molecule is the general term used to describe any atoms that are connected by chemical bonds. Every combination of atoms is a molecule. A compound is a molecule made of atoms from different elements. All compounds are molecules, but not all molecules are compounds.

Explanation:

i hope you mark me the brainliest

What volume of solution is required to produce a 7.8M solution containing 23.6g of LiBr?

Answers

Answer:

34.9 mL

Explanation:

First we convert 23.6 g of LiBr into moles, using its molar mass (86.845 g/mol):

23.6 g ÷ 86.845 g/mol = 0.272 mol LiBr

Now we can calculate the required volume, using the definition of molarity:

Molarity = moles / litersliters = moles / Molarity0.272 mol / 7.8 M = 0.0349 L

We can convert L into mL:

0.0348 L * 1000 = 34.9 mL

Earth's polar regions have cold, dry climates because the sun's rays are at a ?

Answers

Answer:

not reaching to the poles

Explanation:

Answer:

the rays strike at a low level in the polar region

Explanation:

okay so since the polar zones lie between 66.50 north or south the polar regions are always so cold is because strike the low parts

hope this helped!

What are the types of Asexual reproduction?

need this asap bro uyftghjkddfs

Answers

Answer:

The types of Asexual reproduction include:  fission, fragmentation, budding, vegetative reproduction, spore formation and agamogenesis.

Select the correct answer.

What effect does an increase in products have on the reaction rate of a mixture at equilibrium?

A.
The forward reaction rate increases.
B.
Both the forward and the reverse reaction rates decrease.
C.
Both the forward and the reverse reaction rates increase.
D.
The reverse reaction rate increases.

Answers

Answer:

Both the forward and the reverse reaction rates decrease.i hope I help you to day and have a good day

Neutral atoms of neon with atomic
number 10 have the same number of
electrons as
a o²+
b ca²+
c​

Answers

Answer:

d. Mg²⁺

Explanation:

c. K⁺

d. Mg²⁺

Based on the Bohr's atomic model, the atom has electrons (Mass 0; Charge -1), protons (Mass 1; Charge +1) and neutrons (Mass 1; Charge 0).

The atomic number is equal to the number of protons. That means there are 10 protons. As the Neon is netural, the amount of electrons must be 10.

A neutral atom of Mg has 12 electrons, that means the Mg²⁺ has 10 electrons the same than Ne.

Right option is:

d. Mg²⁺

What’s the easiest way to add energy to matter

Answers

Answer:

The easiest way is to heat matter which raises its internal energy andso the mass as well. Another possibility is to accelerate matter as in case of protons or heavy ions in the LHC, Protons ,for example , are accelerated to the energies of 6500 GeV which means increase of the rest mass by a factor of almost 7000

convert 555 torr into kpa

Answers

Answer:

73.97 kPa

Explanation:

It's helpful to know the conversion factors and apply them.

First, convert from torr to atm:

555 torr ÷ 760 atm = 0.730 atm

Next, convert from atm to Pa:

0.730 atm × 101,325 Pa = 73967 Pa

Finally, convert to kPa (1000 Pa in 1 kPa):

73967 Pa ÷ 1000 kPa = 73.97 kPa

PLEASE HELP NO LINKS OR FILES

You have to use the words that are in red to describe the wave.

Answers

Answer:

Rise surface fall surface rise

Explanation:

Hope this helps!

Is my sister bad or good.

Answers

Answer:

decent

Explanation:

the provided balanced equation applies to the reaction that takes place between lithium, hydroxide and sulfuric acid. 2LiOH + H2SO4 --> Li2SO4 + 2H2O.

If the reaction begins with 26.7 grams of lithium hydroxide (LiOH) and 164.048 grams of sulfuric acid (H2SO4), how many grams of lithium sulfate (Li2SO4) is produced? Assume 100% yield. Round your answer to the nearest tenth of a gram​

Answers

Answer:

About 60 grams.  

Explanation:

The on point answer is 61.28 grams.

What is the mass of 8.23 x 10^23 atoms of Ag

Answers

Answer:

[tex]\boxed {\boxed {\sf Approximately \ 147 \ g\ Ag}}[/tex]

Explanation:

Convert Atoms to Moles

The first step is to convert atoms to moles. 1 mole of every substance has the same number of particles: 6.022 ×10²³ or Avogadro's Number. The type of particle can be different, in this case it is atoms of silver. Let's create a ratio using this information.

[tex]\frac{6.022*10^{23} \ atoms \ Ag}{1 \ mol \ Ag}[/tex]

We are trying to find the mass of 8.23 ×10²³ silver atoms, so we multiply by that number.

[tex]8.23 *10^{23} \ atoms \ Ag *\frac{6.022*10^{23} \ atoms \ Ag}{1 \ mol \ Ag}[/tex]

Flip the ratio so the atoms of silver cancel. The ratio is equivalent, but places the other value with units "atoms Ag" in the denominator.

[tex]8.23 *10^{23} \ atoms \ Ag *\frac{1 \ mol \ Ag}{6.022*10^{23} \ atoms \ Ag}[/tex]

[tex]8.23 *10^{23} *\frac{1 \ mol \ Ag}{6.022*10^{23} }[/tex]

Condense into one fraction.

[tex]\frac{8.23 *10^{23} }{6.022*10^{23} } \ mol \ Ag[/tex]

[tex]1.366655596 \ mol \ Ag[/tex]

Convert Moles to Grams

The next step is to convert the moles to grams. This uses the molar mass, which is equivalent to the atomic mass on the Periodic Table, but the units are grams per mole.

Ag: 107.868 g/mol

Let's make another ratio using this information.

[tex]\frac {107.868 \ g \ Ag}{1 \ mol \ ag}[/tex]

Multiply by the number of moles we calculated.

[tex]1.366655596 \ mol \ Ag*\frac {107.868 \ g \ Ag}{1 \ mol \ ag}[/tex]

The moles of silver cancel out.

[tex]1.366655596 *\frac {107.868 \ g \ Ag}{1 }[/tex]

[tex]1.366655596 * {107.868 \ g \ Ag}[/tex]

[tex]147.4184058 \ g\ Ag[/tex]

Round

The original measurement of atoms has 3 significant figures, so our answer must have the same. For the number we calculated, that is the ones place.

147.4184058

The 4 in the tenths place tells us to leave the 7 in the ones place.

[tex]147 \ g\ Ag[/tex]

8.23 ×10²³ silver atoms are equal to approximately 147 grams.

Within the visible spectrum, red light has

Answers

Answer:

Within the visible spectrum, red light has the longest wavelength.

Hope that helps! :)

Explanation:

The longest wavelength, at around 700 nanometers.

Using an analogy of a water balloon, describe the function of the bladder.

Answers

Answer:

A bladder is like a balloon, because it holds urine, just like a balloon holds air. The urethra's function is to excrete urine from the human body.

Explanation:

A bladder and a balloon are similar, because it is the bladder which clasp urine, whereas a balloon clench air. The role of urethra is to eliminate urine from our human body.

What is bladder?

The hollow organ which is in triangle shape and found in the lower abdomen just like a balloon is defined as the bladder. The urinary bladder is also known as a temporary reservoir of urine. Urine is reserved in the urinary bladder till it is removed out through the urethra.

As a result of the contraction of the wall of the urinary bladder, urine is eliminated from the body from time to time. The urine contains waste and extra fluid left over the body which has to be eliminated.

The bladder resembles the water balloon in that it holds urine in the similar way as the water balloon clench water. The water balloon pops when the amount of water exceeds than it can hold.

Thus the function of bladder and water balloon are found to be same.

To know more about bladder, visit;

https://brainly.com/question/28496978

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PLEASE HELP QUICKLY!! How many moles of NH4OH are in 0.125L of a 1.4 M solution of NH4OH?

Answers

Answer:

0.175mol

Explanation:

Molarity of a solution can be calculated thus:

Molarity (M) = number of moles (n) / volume (V)

According to the information provided in this question, volume of NH4OH = 0.125L, molarity = 1.4M

Using; Molarity = n/V

1.4 = n/0.125

n = 0.175mol

The total pressure is distinct from the individual partial pressures of a mixture.
A. True
B. False

Answers

i believe it correct answer is true

Answer:

the answer is true :)

Which of the following is not a force
A. Weight
B. Friction
C. Acceleration
D. Air resistance

Answers

Answer:

Acceleration

Explanation:

Acceleration doesn't change one moment to the next, and therefore, doesn't count as a force.

The answer option which is not a force is: C. Acceleration.

What is a force?

A force can be defined as a push or pull of an object or physical body, which typically results in a change of motion (acceleration), especially due to the interaction of the object with another.

The examples of a force.

In Science, the three (3) most common examples of a force include the following:

WeightFrictionAir resistance

In conclusion, acceleration is not an example of a force but a change in the rate of velocity of an object with respect to time.

Read more on force here: brainly.com/question/1121817

Using this illustration, what is the chemical formula? Picture and possible answers are below.

Answers

NH3. 1 nitrogen and 3 hydrogen

The answer is It is NH3.....

A student is dissolving sugar in water to make candy. She notices that sugar lumps are forming at the bottom of the pan. What could she do to help more of the sugar dissolve?
1. Heat the solution
2. Cool the solution
3. Add more sugar to the pan
4. Take some water out the pan

Answers

1. She should heat the solution

The solutes in a solvent can be make more soluble by heating. Thus upon heating the sugar lumps forming at the bottom of the water can be easily dissolved.

What is solubility?

Solubility of substance is the fraction of its concentration which dissolves in a solvent. Solubility is affected by several factors such as temperature, pressure, molecular weight, bond type etc.

Water is known as universal solvent because, it can dissolve almost all the inorganic and organic compounds. The hydroxide ions in water forms hydrogen bonds with compounds and easily dissolve them.

By providing thermal energy the intermolecular attraction of the solute molecules can be weekend and they easily forms bonds with the solvent molecules results in dissolution. Thus option 1 is correct.

To refer more about solubility, find the link below:

https://brainly.com/question/8591226

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pls show ur work will mark the brainliest

Answers

Answer:

M = 0.47

Explanation:

1 - Turn grams to moles using molar mass:

16g NaOH × 1 mol NaOH / 40g NaOH = 0.4 mol NaOH

2- Turn milliliters to liters:

855mL × 1 L / 1000mL = 0.86 L

3- Use formula which is M = moles of solute / liters of solvent:

M = 0.4 mol NaOH / 0.86 L = 0.47

Study the map. Then use the drawing tool to create a model of how the two air masses look when they interact at front 1.

Answers

Answer: Picture

Explanation: I got it right

Answer:

2 and 3 look like a cold front in front of 1.

Explanation:

3 is an occluded front which occurs when a cold air mass devours a warm air mass and then collides with another cold mass. 2 is a warm air mass, and 1 is a cold air mass.

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When an object moves in a straight line, which statement is true?A. the object moves at a constant speed, the resultant force is zeroB. the object accelerates , the resultant force is zeroC. the object moves at a constant speed, the forward force is greater than the resistive forceD. The object requires a resultant force in order to move at a constant speed Reich uses the 'virtual cycle' to explain economic growth in the United States. Which economic group does he believe stimulates economic growth the most?ConsumersProducersGovernment A baseball pitcher throws a fastball at a speed of 44 m/s. The acceleration occurs as the pitcher holds the ball in his hand and moves it through an almost straight-line distance of 3.5 m. Calculate the acceleration, assuming it is uniform. Compare this acceleration to the acceleration due to gravity. At the begining of last year, there were 368 students at the elementary school.By the beginning of this year,72 of those students had moved.About how many students started the school this year? Identify and investigate the properties of minerals. Identify and classify a variety of rocks.based on physical characteristics from their origin, and explain how they are related using therock cycle. (i.e. Sedimentary, igneous, and metamorphic rocks) Please help asap! Correct answer gets brainliest Complete each sentence by supplying your own opinion and understanding.1. I can be a good citizen of the community because _____________________________2. I will be one of the catalyst of change because _________________________________3. As a citizen, I will promote Primary Health Care Programs in the community by_________________________________________________________________________________ What is an equation that describes the relationship for the table shown? what did tomochichi hope to gain from helping the english colonists? Whoever answers Ill mark brainliest Choose the response that bests answers the question: Est-ce que tu aimes danser?Oui, je aime danser.Oui, j'aime danser.Oui, danser aime je.Oui, aime je danser . If you can do something fast and with strength, you have balance.A. TrueB. False The equations -6x + 3y = 6 and x + y = 10 intersect at thecoordinates (a, b) and (c,d).(Hint: (a, b) is in Quadrant III)What is the value of a?What is the value of b?What is the value of c?What is the value of d? Please helppp! !!!!! Look at the picture of different food groups. Which two groups are mainly eaten for their energy? Add up the numbers and give the answer. For example, if you think it is 4 and 3, you would write 7, because 4 + 3 = 7. Find the new amount after increasing $30 by 15%. I need help its due soon! Thanks! why is it impossible for maps to provide a completely accurate representation of the earths surface? Describe Rome in the early 1400s and explain some of the problems the city was experiencing. What are the combining like terms ? What is a prescription order? a drug that can only be dispensed by a doctors order because it may be dangerous the standardizing steps used by the pharmacy technician to fill the doctors orders a lawful order for a medication to be given in a specific dose and for a specific amount of time the process of verifying patient data to ensure the doctors orders are met correctly