Part A Calculate the molarity of a solution prepared by dissolving 12.9 g of Na2CrO4 in enough water to produce a solution with a volume of 670. mL .
Express the molarity to three significant digits
How many moles of KBr are present in 160. mL of a 0.127 M solution?
Express the amount in moles to three significant digits
How many milliliters of 6.7 M HCl solution are needed to obtain 0.19 mol of HCl?
Express the volume in milliliters to two significant digits.
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