Question

Part A. A balloon is floating around outside your window. The temperature outside is 37 ∘C , and the air pressure is 0.700 atm . Your neighbor, who released the balloon, tells you that he filled it with 5.00 moles of gas. What is the volume of gas inside this balloon? Express your answer numerically in liters.

Part B. A 20.0 L gas cylinder is filled with 7.40 moles of gas. The tank is stored at 33 ∘C . What is the pressure in the tank? Express the pressure numerically in atmospheres.

Part C. A 240 L kiln is used for vitrifying ceramics. It is currently operating at 815 ∘C , and the pressure is 1.100 atm . How many moles of air molecules are within the confines of the kiln? Express your answer numerically in moles.

Part D. A 14.0 L gas cylinder has been filled with 4.00 moles of gas. You measure the pressure to be 4.30 atm . What is the temperature inside the tank? Express your answer numerically in degrees Celsius.