ICSE Class 9 Answered
A gas 'X' is collected over warer at 17°C and 750mm pressure. If the volume of the gas collected is 50cc., calculate the volume of the dry gas at s.t.p.[at 17°C the vapour pressure is 14mm].
Asked by Karuna | 28 Dec, 2018, 12:16: PM
Expert Answer
Given:
P1 = 750mm + VP
= 750 + 14
P1 = 764 mm Hg
V1 = 50cc.
T1 = 17°C
= 290 K
At STP;
P2 = 760 mm Hg
V2 =
T2 = 273 K
By using the gas equation
The volume of gas is 47.31 cc.
Answered by Varsha | 28 Dec, 2018, 05:02: PM
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