Question

A gas at certain volume and temperature has a pressure equal to 75 cm of Hg. column. If the mass of the gas is doubled, at the same volume and temperature, its new pressure is –

• A. 37.5 cm
• B. 75 cm
• C. 150 cm
• D. 300 cm

Answer 1

Answer: (C)

150 cm

Answer 2

PV = nRT = $\frac{m}{M.W}$.RT