Answer to Question #326727 in General Chemistry for Justin

Question

1. How do exponents (orders) in rate laws compare to coefficients in the balanced equations? *

A. They are ratio to one another.

B. They are directly proportional to each other.

C. The exponents and coefficients are the same.

D. The exponents do not have any relation to the coefficients.

2. Which statement about enthalpy is true? *

A. Specific heat capacity is the same for all liquids.

B. Some substances have a negative specific heat capacity.

C. The sign of ΔH is always negative in exothermic reactions.

D. Heat is given off to the surroundings in endothermic reactions.

3. When acetic acid is added to the aqueous solution of benzene, the ________________________ *

A. Freezing point is raised

B. Freezing point is lowered

C. Boiling point does not change

D. Freezing point does not change

Answer 1

1. C
2. С
3. A