Specific Heat

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Specific heat is the amount of energy required to raise the temperature of one gram of a substance one degree Celsius or one Kelvin.

 

The formula for Specific Heat is:

 

 

Example:

 A 10 g  sample of metal is heated from 300 K to 350 K and absorbed 40 J of heat energy, what is the specific heat of this metal?

 

m = 10g

ΔT= 50K

q= 40J

Cp=? J/(g.K)

Cp=  40J

           10g  X 50 K

           Cp= 0.08 J/g.K