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How much dry solute would you take to prepare each of the following solutions from the dry solute and the solvent?
123g of 5.5% KCl solution by mass
m solute= ? g KCl
Please explain step by step how you solve this.
A chemist added an excess of sodium sulfate to a solution of a soluble barium compound to precipitate all of the barium ion as barium sulfate, BaSO4. How many grams of barium ion are in a 487-mg sample of the barium compound if a solution of the s..
what is the concentration of oygen dissolved in water at 20 degrees celsuis in equilibrium with a gas mixture at 0.81 atm.
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