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A hydrogen balloon has a volume of 1 m^3, a pressure of 1.2 atm and a temperature of 27 degrees Celsius on the ground. When it rise up in the sky,...
A hydrogen balloon has a volume of 1 m^3, a pressure of 1.2 atm and a temperature of 27 degrees Celsius on the ground. When it rise up in the sky, the pressure drops to 0.8 atm and temperature drops to -3 degrees Celsius. What is the volume of the balloon in the sky?
(A) 0.9 m^3
(B) 1.35 m^3
(C) 1.5 m^3
(D) 1.75 m^3