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The vapour pressure of water is 12.3 kPa at 300 K. Calculate vapour pressureof 1 molal solution of a non-volatile solute in it.$Calculate the mass of a non-volatile solute in it |
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Answer» Explanation: The VAPOUR pressure of WATER is 12.3 kPa at 300 K. Calculate vapour pressure of 1 MOLAL solution of a non-volatile solute in it. 1 molal solution means 1 mol of the solute is present in 1000 g of the SOLVENT (water). x2 = 1 / (1+55.56) = 0.0177. |
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