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In: Chemistry

3. Calculate the density of NO at STP and at 20.0 C and 720 torr. 4....

3. Calculate the density of NO at STP and at 20.0 C and 720 torr.

4. The volume of a mass of gas is 300 ml at 25 C and 685 torr. What volume will the gas occupy at STP?

5. Calculate the weight of hydrogen in 750 ml of hydrogen gas collected over water at 25.0 C and 0.895 atm. (vp of water at 25 C = 23.0 mm)

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