Question

C. Numericals :


1. The density of air is 1.28 g litre^-1. Express it in :
(a) g cm^-3 (b) kg m^-3


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Answer 1

$\huge\underline\mathfrak{Answer!!}$

HERE IS YOUR ANSWER

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Density of air is 1.28g/l

now 1l=1000cm^3

therefore density of air=1.28/1000 g/cm^3

that is=0.0128g/cm^3

also 1g=0.001kg

and 1l=0.001m^3

therefore density of air=1.28kg/m^3