If density of aluminium is $2.7 g / c m^{3}$ . Calculate the mass of glass that has same volume as $5.4 g$ of Aluminium (density of glass $= 2.5 g / c m^{3}$ )

2 g

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2.5 g

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5 g

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11 g

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Solution

The correct option is C $5 g$
$D = \frac{M}{V}$
$\frac{2.7 g}{c m^{3}} = \frac{5.4 g}{V}$
$V = 2 c m^{3}$
$D = \frac{M}{V}$
$2.5 g / c m^{3} = \frac{m}{2 c m^{3}}$
$M = 5 g$

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If density of aluminium is 2.7g/cm3. Calculate the mass of glass that has same volume as 5.4g of Aluminium (density of glass =2.5g/cm3)

The correct option is C 5gD=MV2.7gcm3=5.4gV V=2cm3D=MV2.5g/cm3=m2cm3 M=5g

If density of aluminium is $2.7 g / c m^{3}$ . Calculate the mass of glass that has same volume as $5.4 g$ of Aluminium (density of glass $= 2.5 g / c m^{3}$ )

The correct option is C $5 g$
$D = \frac{M}{V}$
$\frac{2.7 g}{c m^{3}} = \frac{5.4 g}{V}$
$V = 2 c m^{3}$
$D = \frac{M}{V}$
$2.5 g / c m^{3} = \frac{m}{2 c m^{3}}$
$M = 5 g$