A 1.5 M solution is made by dissolving KBr in enough water to make 100 mL of solution. How many grams of KBr are in this solution?
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A 1.5 M solution is made by dissolving KBr in enough water to make 100 mL...
1) (a) Calculate the molarity of a solution made by dissolving 12.5 grams of Na2CrO4 on enough water to form exactly 550 ml of solution. (b) How many moles of KBr arepresent in 150 ml of a 0.275 M solution? (c) How many milliliters of 6.1 M HCI solution are needed to obtain 0.100 mol of HCI?2) (a) How many grams of solute are persent in 15.0 ml of 0.736 M K2Cr2O7 ? (b) if 14.00 g of (NH4)2SO4 is...
Determine the molarity of a solution made by mixing 89 grams of
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What Volume (in mL) of KBr solution must be taken so it will contain 2.83x10^-5 moles of KBr? KBr solution is made by dissolving 0.42 grams of KBr in enough water to yield 17 mL of solution.
1. A solution is made by dissolving 3.875 g of magnesium chloride in enough water to make 200.0 mL of solution. Calculate the molarity of magnesium chloride solution. A. 0.04070 M B. 2.03510-4 M C. 0.2035 M D. 0.3242 M E. 8.14010-3 M 2. How many grams of Na2SO4 (MM 142.04 g/mol) are in 250. mL of a solution that has a concentration of 0.115 M? A. 4.08 g B. 2.02 g C. 6.25 g D. 1.14 g E. 3.07...
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8. A solution is made by dissolving 12.3 grams of calcium nitrate in enough water to form 500.0 mL of solution. sve (a) Calculate the molarity (M) of the resulting solution. (4) (b) What is the molarity of the nitrate ion, [NO3-), for the solution? (1) 9. What volume of 6.0 M HCl would need to be diluted with water to form 125 mL of 0.50 M HCI? (2) mivi