Molarity Practice

What is the molarity of 1 mole of Ba+ in 2 L of water

• 1 M
• 2 M
• .5 M
• .25 M

How many moles of NaCl are present in a solution with a molarity of 8.59M and 125 mL of solution?

• 1.17 gram

• 62.7 mol
• 1.07 mol
• 62.7 grams

What is the molarity of 4 grams of KNO₃ in 3.8 L of solution?

• 0.01 M

• 0.02 M

• 1.05 M

• 1.08 M

Tags

NGSS.HS-PS1-7

NGSS.HS-PS1-5

Which sweet tea would you expect to taste the sweetest?

• 1M
• 3M
• 3.1M
• 2.5M

Tags

NGSS.HS-PS1-5

What is the molarity of 3 mole of hydrochloric acid in 3 L of water. 

• 3
• 1
• 6
• 9

How many liters would you need to make a 1 M solution if you have 6 mol of Sodium Hydroxide? 

• 2
• 3
• 4
• 6 

How many mL of stock solution of 2M NaCl do you need to prepare 100 mL of 0.150M NaCl?

• 7.5 mL

• 15 mL

• 1333 mL

• 200 mL

If I have 340 mL of a 0.5 M NaBr solution, what will the concentration be if I add 560 mL more water to it?

• .188 M

• 3.78 M

• .389 M

• 1.76 M

How many mL of 10.8M HCl are required to make 100.0 mL of 3.00M acid?

• 27.8 mL

• .278 mL

• 2.8 mL

• 278 mL

Tags

NGSS.HS-PS1-7

How many moles of solute are present in 50.0 mL of 0.20M KNO₃?

• 10.0 moles solute

• 0.05 moles solute

• 1.00 moles solute

• 0.01 moles solute