The amount of heat energy required to raise the temperature of a unit mass of a material one degree is
a. absolute zero.
b. its heat capacity.
c. a btu.
d. a joule.

The reaction below shows a system in equilibrium. how would a decrease in temperature affect this reaction? a. the rate of formation of the gases would increase. b. the equilibrium of the reaction would shift to the left. c. the equilibrium would shift to cause the gases to sublime into solids. d. the chemicals on the left would quickly form the chemical on the right.