1. At what temperature (in "C) will 1.25 moles of ideal gas occupy a volume of 10.0L with a pressure of 0.500 atm? 1. A fixed quantity of gas at 25.00'C occupies 3.75 L. If the gas is heated at Constant pressure to 50.00C, what will its new volume be? 1. A fixed quantity of gas at 2.75 atm occupies 3.75 L. If the gas is compressed at constant temperature to 1.75 L, what will its new pressure be