The pressure in a helium gas cylinder is initially 30 atmospheres. After many balloons have been blown up, the pressure has decreased to 6 atm. What fraction of the original gas remains in the cylinder?
Answer:
0.20
Solution:
Same V and T, so $n \propto P$ . Fraction $= (6) / (30) = 0.2$ .

Question

The pressure in a helium gas cylinder is initially 30 atmospheres. After many balloons have been blown up, the pressure has decreased to 6 atm. What fraction of the original gas remains in the cylinder?

Answer:

0.20

Solution:

Same V and T, so $n \propto P$ . Fraction $= (6) / (30) = 0.2$ .

TestHub · Accepted Answer

Same V and T, so n ∝ P . Fraction = ( 6 ) / ( 30 ) = 0.2 .

Physics - Heat & Thermo Question with Solution | TestHub

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