Question

Raising 100 grams of water from 40 to 60 °c (the specific heat capacity of water is 1 cal/g) requires the addition of What?
A) 120 calories

B) 1500 calories

C) 2000 calories

D) 2400 calories

Answer 1

\(\Delta H=cm\Delta T\)
sub c=1, m=100g, \(\Delta T\)=60-40

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