The solubility of KCL in water at 20 C is 34.0gKCl/100gH2O. A warm solution containing 50g of KCl in 130g H2O is cooled to 20 C, how many grams will precipitate out of solution?

Air can be considered a mixture. which statement does not explain why?

Astring vibrates with a frequency of 10 hz. why can't a person hear the sound waves produced by the vibrating string, no matter how large the amplitude of the waves? out! this is homework and due tomorrow! you so much!

We are hoping to create 5.72 grams of glucose. the plant was given 4.75 liters of co2 and 2.81 g of h20. which reactant was the limiting reagent? how much excess mass did we have of the other reactant?