Lab: Calorimetry and Specific Heat

Question 1

Question 1

Revolt · Accepted Answer

A:

Question 2

Which equation must be added to equation (1) to produce equation (2)?

Revolt · Accepted Answer

C:

Question 3

reverse the direction of equation (2)multiply equation (1) by 3multiply equation (2) by 1/2

Revolt · Accepted Answer

A: reverse the direction of equation (2); C: multiply equation (2) by 1/2

Question 4

Upper C upper H subscript 4 (g) plus upper C l subscript 2 (g) right arrow upper C upper C l subscript 4 (g) plus upper H upper C l (g).

Revolt · Accepted Answer

B:

Question 5

What must be done to calculate the enthalpy of reaction? Check all that apply.

Revolt · Accepted Answer

A: The first equation must be halved.; C: The second equation must be halved.; D: The second equation must be reversed.; E: The third equation must be halved.

Question 6

Use the enthalpy diagram on the right to answer the following questions.Which arrow(s) represent endothermic reactions? Which arrow represents the overall reaction? Is the overall reaction endothermic or exothermic? Which statement is true?

Revolt · Accepted Answer

A: A and D

Question 7

Complete the following based on the diagram.Arrow A:

Revolt · Accepted Answer

C: –184.6 kJ

Question 8

Which statement is true? The first equation must be doubled and the second equation reversed.✔ The first equation must be reversed and the third equation doubled.All three equations can be added as is.

Revolt · Accepted Answer

B: The first equation must be reversed and the third equation doubled.

Question 9

What must be done to calculate the enthalpy of reaction? Check all that apply.

Revolt · Accepted Answer

-108.7

Question 10

Which arrow represents the overall reaction?

Revolt · Accepted Answer

D: D

Lab: Calorimetry and Specific Heat Answers

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