# What is the number of joules of heat energy released when 20 grams of water is cooled from 293 K to 283 K?

##### 1 Answer

Jun 21, 2017

836 J

#### Explanation:

Use the formula

q = heat absorbed or released, in joules (J)

m = mass

C = specific heat capacity

ΔT = change in temperature

**Plug known values into the formula.**

The specific heat capacity of water is

836 joules of heat energy are released.