# A book weighs 6.0 N. If the acceleration of gravity is 9.8 m/s^2, what is the mass of the book in kilograms?

Nov 22, 2015

$0.61 \text{kg}$

#### Explanation:

The weight of the book is equal to $m g$.

So:

$6 = m \times 9.8$

$\therefore m = \frac{6}{9.8} = 0.61 \text{kg}$