1). Determine the concentration of a solution prepared by diluting 25.0 mL of a stock 0.188 M Ca(NO3)2 solution to 150.0mL. 2). Determine the molarity of a solution formed by dissolving 468 mg of MgI2 in enough water to yield 50.0 mL of solution. 3). What is the concentration of nitrate ions in a 0.125 M Mg(NO3)2 solution? 4). How many moles of NaCl are required to make 250 mL of a 3.00 M solution? 5). In order to prepare 60 g of 10% Sodium Carbonate solutions, how many grams of water and sodium carbonate is needed? 6). Calculate how may grams of NaCl are needed to prepare a 250 mL of a 0.50 M solution? 7). What volume of 12M Hydrochloric acid must be used to prepare 500 mL of a 6.0 M HCl solution?
1). Determine the concentration of a solution prepared by diluting 25.0 mL of a stock 0.188 M Ca(NO3)2 solution to 150.0mL.
2). Determine the molarity of a solution formed by dissolving 468 mg of MgI2 in enough water to yield 50.0 mL of solution.
3). What is the concentration of nitrate ions in a 0.125 M Mg(NO3)2 solution?
4). How many moles of NaCl are required to make 250 mL of a 3.00 M solution?
5). In order to prepare 60 g of 10% Sodium Carbonate solutions, how many grams of water and sodium carbonate is needed?
6). Calculate how may grams of NaCl are needed to prepare a 250 mL of a 0.50 M solution?
7). What volume of 12M Hydrochloric acid must be used to prepare 500 mL of a 6.0 M HCl solution?
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You need to make a 0.38 L solution of Mg(NO3)2 that has a nitrate concentration of 0.805 M. What mass of Mg(NO3)2 is required?
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