Question
To raise the temperature of a 2.0-kg piece of metal from 20ºC to 100ºC, 61.8 kJ of heat is added. What is the specific heat of this metal in kJ/(kg.K)?
Question 1 options:
A) 0.39
B) 0.31
C) 1.6
D) 1.2
E) 0.77
Question 1 options:
A) 0.39
B) 0.31
C) 1.6
D) 1.2
E) 0.77
Answers
Familiarize yourself with the definition of specific heat:
C = (heat added)/[(mass)*(temp. rise)]
In this case, that would be
61.8/[(2*80)]
Do the calculation and make your selection.
C = (heat added)/[(mass)*(temp. rise)]
In this case, that would be
61.8/[(2*80)]
Do the calculation and make your selection.
Thank you
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