Question

A rectangular piece of glass has a mass of 145.8 g and measures 2cm by 9cm by 3cm. Find its density and express your answer in kg m3

Answer 1

Answer:

0.27 kg/m^3

Explanation:

d = m/v

d = 145.8 g    ⇒ ÷ 1000

 2*3*9= 54    ⇒ ÷ 100

d = 0.1458 / 0.54

d = 0.27 kg/m^3