Pregnancy and lactose intolerance

A solution of lactose containing 8.45 g of lactose in 100 g of ... | Filo

(a) Calculate the vapor pressure of water above a solution prepared by adding 22.5  g of lactose (C12 H22 O11) to 200.0  g of water at 338  K. (Vapor-pressure data for water are given in Appendix B.) (b) Calculate the mass of propylene glycol (C3 H8 O2) that must be added to 0.340  kg of water to reduce the vapor pressure by 384  Pa at 40^∘ C. | Numerade

(a) Calculate the vapor pressure of water above a solution prepared by adding 22.5 g of lactose (C12 H22 O11) to 200.0 g of water at 338 K . (Vapor-pressure data for water are given in Appendix B.) (b) Calculate the mass of propylene glycol (C3 H8 O2) that must be added to 0.340 kg of water to reduce the vapor pressure by 2.88 torr at 40^∘ C . | Numerade

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11 Delightful, Lactose-Free Dishes

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