January 8, 2019
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### Calculate molarity of a solution made by dissolving 125 grams Na2CrO4 in enough water to obtain exactly 550 ml solution

a) Calculate molarity of a solution made by dissolving 12.5

grams Na2CrO4 in enough water to obtain

exactly 550 ml solution.

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b) How many moles KBr in 150 ml of a 0.275M solution?

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c) How many ml of 6.1 M HCl solution to obtain 0.100 mol

HCl?

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This tutorial provides correct answer for all three

questions.