Sub: Biology Topic: Physical Chemistry
Question:
A sample of nitrogen gas kept in a container of volume 2.3L and at a temperature of 32 degrees
C exerts a pressure of 4.7 atm. Calculate the number of moles of gas present.
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Solution:
Given data :
V = 2.3 L
T = 32 °C + 273 =305 K
P = 4.7 atm
n =?
Ideal gas law:
PV = nRT
PV
n=
RT
4.7 atm 2.3 L
n=
(0.08206 L atm / K mol ) (305 K )
n = 0.431 mol
** End of the Solution **
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