## Question

###### 7) The solubility of 0 in water is 2.18 10 'Matm: Hlow many grams of oxygen would be dissolved in a [0 L fish tank under total air pressure of 742 mm Hg; where air is 21% oxygen?8) A solution is prepared by dissolving [73 grams of CO. in 634 grams of I,O at 25"C. Given the faet that the normal vapor pressure Of water at this temperature is 23.8 mm Hlg; what is the vapor pressure of the solution?

7) The solubility of 0 in water is 2.18 10 'Matm: Hlow many grams of oxygen would be dissolved in a [0 L fish tank under total air pressure of 742 mm Hg; where air is 21% oxygen? 8) A solution is prepared by dissolving [73 grams of CO. in 634 grams of I,O at 25"C. Given the faet that the normal vapor pressure Of water at this temperature is 23.8 mm Hlg; what is the vapor pressure of the solution?

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