(Answered) A what is the pressure in kpa of 420 mm hgb what is the

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A. What is the pressure, in kPa, of 420 mm Hg?

B. What is the volume of 1.75 mol of neon at STP?

C. A breathing mixture used by deep sea divers contains helium, oxygen, and carbon dioxide. What is the partial pressure of oxygen in this mixture with a total pressure of 101.3 kPa if PHe = 84.0 kPa and PCO2 = 0.10 kPa?

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