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प्रश्न
The mass of 11.2 litres of a certain gas at s.t.p is 24 g. Find gram molecular mass of the gas
बेरीज
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उत्तर
Given :
Volume of gas at STP = 11.2 litres
Mass of gas at STP = 24g
Gram molecular mass = ?
Mass of 22.4L of a gas at STP is equal to its gram molecular mass.
11.2L of the gas at STP weight 24g
So,
22.4L of the gas will weight
`24/11.2` x 22.4 = 48g
Gram molecular mass = 48g.
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Standard Temperature Pressure (S.T.P.)
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