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Answer to Question #81373 in General Chemistry for Annie C.
Question #81373
(a) Calculate the molarity of a solution made by dissolving 0.0715 mol Na2SO4 in enough water to form 650 mL of solution.
Answer to correct significant figures WebAssign will check your answer for the correct number of significant figures. M
(b) How many moles of KMnO4 are present in 50.0 mL of a 0.0950 M solution?
Answer to correct significant figures WebAssign will check your answer for the correct number of significant figures. mol
(c) How many milliliters of 10.6 M HCl solution are needed to obtain 0.105 mol of HCl?
Answer to correct significant figures WebAssign will check your answer for the correct number of significant figures.
Answer to correct significant figures WebAssign will check your answer for the correct number of significant figures. M
(b) How many moles of KMnO4 are present in 50.0 mL of a 0.0950 M solution?
Answer to correct significant figures WebAssign will check your answer for the correct number of significant figures. mol
(c) How many milliliters of 10.6 M HCl solution are needed to obtain 0.105 mol of HCl?
Answer to correct significant figures WebAssign will check your answer for the correct number of significant figures.
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How many significant figures are there for A, B, and C?
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