1. a) What is the molarity (in units of M) of a saline solution prepared by dissolving 6.85 x 103 moles of NaCl in 100.0 mL of distilled water *Recall that volume is in units of L when using the molarity equation. Show work. Include units and observe proper sig figs. b) What is the molarity (in units of M) of a glucose solution prepared by dissolving 0.90 grams of glucose in 1.00 L of water?

Principles of Modern Chemistry
8th Edition
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Chapter15: Acid–base Equilibria
Section: Chapter Questions
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The amount of a solute dissolved in a solution can be expressed in terms of 'Molarity'.
moles of solute (mol)
volume of solution in Liters (L)
RECALL that,
Molarity (M)=
=
1. a) What is the molarity (in units of M) of a saline solution prepared by dissolving 6.85 x 10-³ moles of NaCl
in 100.0 mL of distilled water
*Recall that volume is in units of L when using the molarity equation.
Show work. Include units and observe proper sig figs.
b) What is the molarity (in units of M) of a glucose solution prepared by dissolving 0.90 grams of glucose
in 1.00 L of water?
Hint: The molar mass of glucose is 180.16 g/mol
Show work. Include units and observe proper sig figs.
Transcribed Image Text:The amount of a solute dissolved in a solution can be expressed in terms of 'Molarity'. moles of solute (mol) volume of solution in Liters (L) RECALL that, Molarity (M)= = 1. a) What is the molarity (in units of M) of a saline solution prepared by dissolving 6.85 x 10-³ moles of NaCl in 100.0 mL of distilled water *Recall that volume is in units of L when using the molarity equation. Show work. Include units and observe proper sig figs. b) What is the molarity (in units of M) of a glucose solution prepared by dissolving 0.90 grams of glucose in 1.00 L of water? Hint: The molar mass of glucose is 180.16 g/mol Show work. Include units and observe proper sig figs.
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