The amount of heat required to raise the temperature of a substance depends on ?

Question

The amount of heat required to raise the temperature of a substance depends on ?

a. just the mass of that substance.

b. just the change in temperature.

c. just the type of substance.

d. the mass, change in temperature and the type of the substance.

2. How much heat is required to convert 4kg aluminum at its melting point into liquid? Lf=321KJ/kg

3.At constant pressure the temperature of an ideal gas is raised from 27oC to 540C. How will the volume of the gas change?

a. It will be cut into half

b. it will double

c. stays the same

d. increase

4. If the molecules of a solid vibrate faster that means that the temperature of the solid has dropped. True or false

a. It will be cut into half

b. it will double

c. stays the same

d. increase

4. If the molecules of a solid vibrate faster that means that the temperature of the solid has dropped. True or false

Explanation / Answer

true answer is 1)B 2)D

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