Question

The amount of heat energy required to raise the temperature of $1g$ of water from 14.5${}^{0}C$ to 15.5${}^{0}C$ is

• A. 1^oC to 2^oC
• B. 10^oC to 11^oC
• C. 14.5^oC to 15.5^oC
• D. None of these

Answer 1

Answer: (A), (C)

The correct options are
A

1^oC to 2^oC

C

14.5^oC to 15.5^oC

Calorie or Joule is the units of energy.

Experimentally one calorie is the heat energy required to raise the temperature of 1g of water from 14.5${}^{0}C$ to 15.5${}^{0}C$.

$1calorie$ = $4.2Joules$