# Question #937d0

$1$ calorie (or "gram-calorie" as opposed to the "dietary-calorie") is the amount of energy required to raise the temperature of $1$ gram of water $1 {C}^{\circ}$
To raise the temperature of $10$ grams of water $15 {C}^{\circ}$ (from ${10}^{\circ} C$ to ${25}^{\circ} C$)
$10 \times 15 = 150$ calories