AnswersCR SS Chemistry S2 201819 2026Measures of Concentration: Molarity

Properties of Acids and Bases Answers

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Josh prepares a solution by mixing sodium nitrate and water. To calculate the molarity of the solution, Josh should calculate the moles of which substance, and why?

A
sodium nitrate, because it is the solvent
B
sodium nitrate, because it is the solute
C
water, because it is the solvent
D
water, because it is the solute
2
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Given that the molar mass of NaNO3 is 85.00 g/mol, what mass of NaNO3 is needed to make 4.50 L of a 1.50 M NaNO3 solution?Use .

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A
6.75 g
B
18.9 g
C
255 g
D
574 g
3

Which would be the best way to represent the concentration of a 1.75 M K2CrO4 solution?

A
1.75%
B
[K2CrO4] = 1.75 M
C
(K2CrO4)
D
K2CrO4, [M]

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