Molarity

Which of the following solutions has a molarity of 2.0?

• 0.050 mole of solute in 0.0250 L of solution

• 2.0 moles of solute in 0.5000 L of solution

• 3.0 moles of solute in 1.5000 L of solution

• none of the above

Which solute is the most soluble at 10 ⁰C?

• KI
• KClO₃
• NH₄Cl
• NH₃

Molarity is ...

• grams of solute/deciliters of solvent.

• grams of solute/liters of solution.

• moles of solute/liters of solution.

• moles of solute/milliliters of solvent.

How many L are required to make 3.5 M hydrochloric acid using 1.1 moles? 

• 3.18 L
• 0.31 L
• 3.85 L
• 4.6 L

Given that you have 4.5 moles of a 3.4M solution, how many liters of the solution are present?

• 0.75 L

• 15.3 L

• 1.32 L

• 1.10 L

A solution is made by dissolving 0.50 mole of NaCl in enough water to give a final volume of 400.0 mL. What is the molarity of the solution?

• 0.10 M

• 0.40 M

• 1.25 M

• 2.33 M

What is the molarity of a 0.5L sample of a solution that contains 1.5 moles of sodium hydroxide (NaOH)

• 3.0 M

• 0.75 M

• 0.33 M

• 6.0 M

Which is a true statement?

• A 4.5 M solution is more highly concentrated than a 3.5 M solution.

• A 4.5 M solution is less concentrated than a 3.5 M solution.

• A 3.5 M solution is more highly concentrated than a 4.5 M solution.

• The concentrations of a 4.5 M solution and a 3.5 M solution would be the same.

What is the molarity of 3 moles of hydrochloric acid in 3 L of water?

• 3 M

• 1 M

• 6 M

• 9 M

Choose the molarity below for which sweet tea would taste the sweetest.

• 1M

• 3M

• 3.1M

• 2.5M