Question

The heat energy is required to raise the temperature of 1gm of water by $1^{o}C$ is:

• A. $1J$
• B. $2.1J$
• C. $4.2J$
• D. $8.4J$

Answer 1

The correct option is C $4.2J$

Answer is C

This is known as specific heat. $4.2J$ of heat will increase the temperature of $1g$ of water by $1^{o}C$