1. How many grams of sucrose must be added to 375 grams of water to prepare a 2.75 % by mass solution of sucrose?
2. Calculate the molarity of a solution that is 39.77 %H SO, by mass. The density of the
solution is 1.305 g ml​

СтудентЕ11    3   25.05.2021 15:05    2