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Gaseous State: Ideal Gases
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Dalton's law and mixtures of gases
NEET level
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Difficulty 1 of 3
ig169
In a gas mixture at constant temperature and volume, the partial pressure of a component is proportional to
A
its molar mass
B
its number of moles
C
its density
D
its molecular speed
Answer: B
p
i
=
n
i
RT
/
V
: at fixed
T
and
V
the partial pressure depends only on the number of moles of that component.
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