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Multiple Choice
Which of the following best describes molarity in a solution?
A
The number of grams of solute per liter of solution.
B
The number of grams of solute per kilogram of solvent.
C
The number of moles of solute per liter of solution.
D
The number of moles of solute per kilogram of solvent.
Verified step by step guidance
1
Understand that molarity is a measure of concentration, specifically the number of moles of solute per liter of solution.
Recognize that molarity is expressed in units of moles per liter (mol/L), which is also known as molar concentration.
Differentiate between molarity and other concentration measures such as molality, which is the number of moles of solute per kilogram of solvent.
Identify the correct definition of molarity from the given options: 'The number of moles of solute per liter of solution.'
Remember that molarity is used to express the concentration of a solution in a way that is dependent on the volume of the solution, not the mass of the solvent.