# What is the amount of energy needed to heat 55.0 g of water from 45°C to 67°C?

##### 1 Answer

Apr 5, 2017

5.8 kJ

#### Explanation:

Use the equation,

where Q is heat flow (energy), m is mass, c is specific heat capcity and

The specific heat capacity of water is

Solve and the answer is,

5,827 J or 5.827 kJ

To 2 significant digits,

5.8 kJ