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
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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
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