An Ideal Gas with a Fixed Number of Molecules Is

An ideal gas with a fixed number of molecules is maintained at a constant pressure. At 30.0 °C, the volume of the gas is 1.25 m³. What is the volume of the gas when the temperature is increased to 150.0 °C?

A) 0.90 m³
B) 1.50 m³
C) 1.75 m³
D) 2.45 m³
E) 6.25 m³