a closed vessel having capacity 200ml is filled with hydrogen gas at STP . calculate (1) number of moles of hydrogen gas filled in vessel
(2)pressure of hydrogen gas in the vessel at 237c
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Pressure = 1 atm and Temperature= 273 K
Volume = 200ml = 0.200 L
R = 0.821 L - atm/K mol
1. Applying ideal gas equation :-
PV =nRT
n = PV/RT
n = 1*0.200/0.821*273
n = 0.0089 moles
2. When temperature = 273°C = 273+273 = 546 K
P =nRT/V
P = 0.0089 * 0.821*546/0.200
P = 1.9999 or 2 atm
Volume = 200ml = 0.200 L
R = 0.821 L - atm/K mol
1. Applying ideal gas equation :-
PV =nRT
n = PV/RT
n = 1*0.200/0.821*273
n = 0.0089 moles
2. When temperature = 273°C = 273+273 = 546 K
P =nRT/V
P = 0.0089 * 0.821*546/0.200
P = 1.9999 or 2 atm
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