...is the pressure of the enclo? An open-end manometer containing mercury is connected to a container of gas. What is the pressure of the enclosed gas in torr in each of the following situations?

(a) The mercury in the arm attached to the gas is 26.4 mm higher than in the one open to the atmosphere; atmospheric pressure is 1.01 atm.
_____ torr

(b) The mercury in the arm attached to the gas is 5.2 mm lower than in the one open to the atmosphere; atmospheric pressure is 0.890 atm.
______ torr