Question: 1.) A solution is made by adding 1.23 mol KCl to 1000.0 g of water. What is the percent by mass of KCl in this

1.) A solution is made by adding 1.23 mol KCl to 1000.0 g of water. What is the percent by mass of KCl in this solution?

2.) What mass of water must be added to 255.0 g NaCl to make a 15 percent by mass aqueous solution?

3.) A 14.0 percent by mass solution of potassium iodide dissolved in water has a density of 1.208 g/mL. How many grams of KI are in 25.0 mL of the solution?

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