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Caculate the mass of 1cm^(3)of oxygen ke...

Caculate the mass of `1cm^(3)`of oxygen kept at STP.

Text Solution

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`n=(PV)/(RT)= (1 xx 1 xx 10^-3)/( 0.082 xx 273 )= 10^-3/22.4`
` mass= ((10^-3 xx 32)g)/224 `
` = 1.428 xx 10^-3 g `
` =1.428 mg `
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