Maria M.

asked • 06/05/18

Three gases are put in a container with a total pressure of 2545 torr. If gas A exerts a pressure of 556 tor, and gas B exerts twice as much as gas A , how much

pressure does gas C exert?

1 Expert Answer

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Emily M. answered • 06/05/18

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The total pressures will be a sum of the partial pressures from each gas:
Total Pressure = Pressure of Gas A + Pressure of Gas B + Pressure of Gas C
if gas A = 556 torr and gas B is 2 times gas A, then gas B = 1112 torr. 
 
2545 = 556 + 1112 + gas C
gas C = 877 torr. 
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