J.R. S.

09/17/19

which of the following has the greatest number of atoms? 1.00 mol N, 0.50 mol of NO2, 0.25 mol of NH3

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Answers •2

09/17/19

a piper delivers 10.4 ,10.2, 10.8 ,9.6 ,and 10.6 mL in consecutive trials. Find the mean, volume,and the standard deviation using Microsoft excel

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Answers •1

Chemistry

09/17/19

a piper delivers 10.4 ,10.2, 10.8 ,9.6 ,and 10.6 mL in consecutive trials. Find the mean, volume,and the standard deviation using Microsoft exce

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Answers •1

Chemistry

09/17/19

A particular sample of neon gas has a pressure of 13.2 atm and volume of 2.0 L. What will the new pressure be of the sample of neon if the container's volume is expanded to 3.0 L?

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Answers •3

Chemistry Differential Equations Organic Chemistry

09/17/19

Synthesis of ammonia chemistry equation

The synthesis of ammonia is given below: H2+N2 =NH3calculate the mass in grams of nitrogen gas required to form 1.43kg of ammonia gas.relative atomic masses: hydrogen = 1; nitrogen = 14

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Answers •1

Chemistry

09/17/19

Copper(II) sulfate solution with iron metal molecular equation

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Answers •2

Chemistry

09/17/19

One atmosphere of pressure is 760.0 mm of mercury. How many inches high is the column of mercury.

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Answers •1

Chemistry

09/17/19

Convert 260.0 ug to kg

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Answers •1

Chemistry

09/17/19

Calculate the DECREASE in temperature when 6.00 L at 20.0 °C is compressed to 4.00 L ?

I need help fast please help and it is about chemistry 11th grade So i like I need it now or soon please!!!

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Answers •2

Chemistry

09/17/19

What is the number of representative particles in 0.362 mol of silver?

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Answers •2

Chemistry

09/16/19

A recycling center collected 13,456 aluminum cans last Saturday.

A recycling center collected 13,456 aluminum cans last Saturday. The cans were then crushed and shipped out as an aluminum block. What was the volume, in cm^3, of thisblock? The density of aluminum... more

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Answers •2

Chemistry

09/16/19

Chemistry: Finding volume for a buffer question

What is the volume (in mL) of glacial acetic acid (15.4 M) that would have to be added to 500 mL of a solution of 0.20 M sodium acetate in order to achieve a pH of 5.00? (Ka = 1.74 x10-5)

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Answers •1

Chemistry

09/16/19

Fastest Velocity

Which of the following refrigerants would be travelling at the fastest velocity in a compressor at 25 degrees C and 3 atm? Options CCI2F2C H F3 C H CI3 C3H3F5CCIF3

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Answers •1

Chemistry

09/16/19

9.02 moles of pure R-11

If an air conditioning compressor contains 9.02 moles of pure R-11 (CCl3F), how many grams of R-11 are in the compressor?Options 3.95 X 10^221.09 X 10^31.24 X 10^3 2.06 X 10^-216.57 X 10^-2 4.55 X... more

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Chemistry

09/16/19

pure R-11 (CCl3F)

If an air conditioning compressor contains 7.20 g of pure R-11 (CCl3F), how many moles of R-11 are in the compressor?Options: 0.0524 3.19 X 10^2298919.1 8.70 X 10^-260.05950.1438.59 X 10^22

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Answers •1

Chemistry

09/16/19

Calcium chloride is used as a Class 2 refrigerant

Calcium chloride is used as a Class 2 refrigerant as a saturated solution in water that has a high heat capacity. Calcium chloride is saturated in a solution at 745 g/L at 20 degrees C. How many... more

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Answers •1

Chemistry

09/15/19

chemistry moles

According to the following reaction, how many grams of carbon dioxide will be formed upon the complete reaction of 28.0 grams of water with excess carbon monoxide ?carbon monoxide(g)... more

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Answers •2

Chemistry

09/15/19

At equilibrium, the concentrations in this system were found to be [N2]=[O2]=0.200 M and [NO]=0.400 M.

N2(g)+O2(g)↽−−⇀2NO(g) If more NO is added, bringing its concentration to, 0.700 M, what will the final concentration of NO be after equilibrium is re‑established?

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Answers •1

Chemistry

09/15/19

Moles Chemistry

"In our bodies, sugar is broken down with oxygen to produce water and carbon dioxide."According to the following reaction, how many moles of carbon dioxide will be formed upon the complete reaction... more

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Answers •1

Chemistry

09/15/19

Sum of Temperatures in Heating??

Two 20.0 g ice cubes at -20.0 C are placed into 265 g of water at 25.0 C. Assuming no energy is transferred to or from the surroundings, calculate the final temperature, Tf, of the water after all... more

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Answers •1

Chemistry

09/15/19

8. Consider the following mechanism, what is the role of water?

Consider the following mechanism:1. ClO-(aq) + H2O(l) <=> HClO(aq) + OH-(aq) FAST2. I-(aq) + HClO(aq) => HIO(aq) + Cl-(aq) SLOW3. OH-(aq) + HIO(aq) => H2O(l) + IO-(aq) FASTWhat is the... more

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Answers •1

Chemistry

09/15/19

7. Which of the following would be a rate law for the reaction?

The proposed mechanism for a reaction is:I2 => 2 I I + H2 => H2I slowH2I + I => 2 HI FastWhich of the following would be a rate law for the reaction?Detailed... more

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Answers •1

Chemistry

09/15/19

6. which of the following would be a rate law for the reaction?

The proposed mechanism for a reaction is1. A(g) + B(g) => X(g) Slow2. X(g) + C(g) => Y(g) Fast3. Y(g) => D(g) FastWhich of the following would be a rate law for the reaction?Detailed... more

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Answers •1

Chemistry

09/15/19

5. Which step of the proposed mechanism must be slow in order to agree with this rate law?

he rate of formation of carbon tetrachloride from chloroform,CHCl3(g) + Cl2(g) => CCl4(g) + HCl(g)is first order in CHCl3 and half order in Cl2.Which step of the proposed mechanism must be slow... more

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Answers •1

Chemistry

09/15/19

4. Which step of the proposed mechanism must be slow in order to agree with this rate law?

Consider the reaction, H2 + I2 => 2 HI , which is found to be half order in I2 and first order in H2. Which step of the proposed mechanism must be slow in order to agree with this rate... more

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Answers •1

which of the following has the greatest number of atoms? 1.00 mol N, 0.50 mol of NO2, 0.25 mol of NH3

a piper delivers 10.4 ,10.2, 10.8 ,9.6 ,and 10.6 mL in consecutive trials. Find the mean, volume,and the standard deviation using Microsoft excel

a piper delivers 10.4 ,10.2, 10.8 ,9.6 ,and 10.6 mL in consecutive trials. Find the mean, volume,and the standard deviation using Microsoft exce

A particular sample of neon gas has a pressure of 13.2 atm and volume of 2.0 L. What will the new pressure be of the sample of neon if the container's volume is expanded to 3.0 L?

Synthesis of ammonia chemistry equation

Copper(II) sulfate solution with iron metal molecular equation

One atmosphere of pressure is 760.0 mm of mercury. How many inches high is the column of mercury.

Convert 260.0 ug to kg

Calculate the DECREASE in temperature when 6.00 L at 20.0 °C is compressed to 4.00 L ?

What is the number of representative particles in 0.362 mol of silver?

A recycling center collected 13,456 aluminum cans last Saturday.

Chemistry: Finding volume for a buffer question

Fastest Velocity

9.02 moles of pure R-11

pure R-11 (CCl3F)

Calcium chloride is used as a Class 2 refrigerant

chemistry moles

At equilibrium, the concentrations in this system were found to be [N2]=[O2]=0.200 M and [NO]=0.400 M.

Moles Chemistry

Sum of Temperatures in Heating??

8. Consider the following mechanism, what is the role of water?

7. Which of the following would be a rate law for the reaction?

6. which of the following would be a rate law for the reaction?

5. Which step of the proposed mechanism must be slow in order to agree with this rate law?

4. Which step of the proposed mechanism must be slow in order to agree with this rate law?

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J.R. S.

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Emmersion

which of the following has the greatest number of atoms? 1.00 mol N, 0.50 mol of NO2, 0.25 mol of NH3

a piper delivers 10.4 ,10.2, 10.8 ,9.6 ,and 10.6 mL in consecutive trials. Find the mean, volume,and the standard deviation using Microsoft excel

a piper delivers 10.4 ,10.2, 10.8 ,9.6 ,and 10.6 mL in consecutive trials. Find the mean, volume,and the standard deviation using Microsoft exce

A particular sample of neon gas has a pressure of 13.2 atm and volume of 2.0 L. What will the new pressure be of the sample of neon if the container's volume is expanded to 3.0 L?

Synthesis of ammonia chemistry equation

Copper(II) sulfate solution with iron metal molecular equation

One atmosphere of pressure is 760.0 mm of mercury. How many inches high is the column of mercury.

Convert 260.0 ug to kg

Calculate the DECREASE in temperature when 6.00 L at 20.0 °C is compressed to 4.00 L ?

What is the number of representative particles in 0.362 mol of silver?

A recycling center collected 13,456 aluminum cans last Saturday.

Chemistry: Finding volume for a buffer question

Fastest Velocity

9.02 moles of pure R-11

pure R-11 (CCl3​F)

Calcium chloride is used as a Class 2 refrigerant

chemistry moles

At equilibrium, the concentrations in this system were found to be [N2]=[O2]=0.200 M and [NO]=0.400 M.

Moles Chemistry

Sum of Temperatures in Heating??

8. Consider the following mechanism, what is the role of water?

7. Which of the following would be a rate law for the reaction?

6. which of the following would be a rate law for the reaction?

5. Which step of the proposed mechanism must be slow in order to agree with this rate law?

4. Which step of the proposed mechanism must be slow in order to agree with this rate law?

Still looking for help? Get the right answer, fast.

OR

J.R. S.

pure R-11 (CCl3F)