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A 0.180 L sample of Helium gas is at STP. If The pressure is dropped to 85.0 mmHg and the temperature is raised to 29°C, what is the new volume?

A 0.180 L sample of Helium gas is at STP. If The pressure is dropped to 85.0 mmHg and the temperature is raised to 29°C, what is the new volume?
asked 70.3k views
3 votes
A 0.180 L sample of Helium gas is at STP. If The pressure is dropped to 85.0 mmHg and the temperature is

raised to 29°C, what is the new volume?

asked
User Puttin
by
7.9k points

1 Answer

1 vote
Answer:
P1- 760mmHg
P2- 85mmHg
V1-0.180L
V2-x
T1- 273k
T2- 29c+273=302k

V2= P1xV1xT2 /T1/P2

760x.180x302
Divide that by
273 and 85

V2= 1.78L
answered
User Rob Perkins
by
7.5k points
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