Lenght breadth height of a box are 4cm 12 cm and 1m, if density of air is 1.2 kg/ m. The mass of air is?
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Explanation:
volume = ((4cm*12cm)/10000m)*1
= 0.0048m (cube)
density = 1.2 kg/m(cube)
mass= volume * density
= 0.0048*1.2
=0.00576
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