50 cm3 of hydrogen is collected over water at 27 degree celcius and 750 mm pressure . calculate the volume of dry gas at S.T.P the water vapour pressure at 27 degree celcius is 14mm Hg....
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50 cm3 of hydrogen is collected over water at 27 degree celcius and 750 mm pressure . calculate the volume of dry gas at S.T.P the water vapour pressure at 27 degree celcius is 14mm Hg....
help me plsss .ಥ‿ಥ ಥ‿ಥ
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Answer:
Explanation:
45.58 cm 3
Given that
P1 =750mmHg−14mmHg=736mmHg
V1=50cm3 ,T1=17
0C=290K
P2=760mmHg
V2=?cm3 ,T2=0C=273K
Hence the Gas equation
290/736×50 =273/760×v2
∴V2= 290×760/736×50×273
V2=45.58 cm3
Thus, the volume of dry gas at STP is 45.58 cm 3
Answer:
thanks MR
that Ans is going to help me