DL Honors: Molarity and Dilutions

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

• 2

• 3

• 4

• 6

What is the molarity of 4 g of NaCl (MM=58.45g/mol) in 3,800 mL of solution?

• 0.018 M

• 0.0011 M

• 1.052 M

• 0.062 M

Tags

NGSS.HS-PS1-7

What is the molarity of 122.5 g of AlCl₃ in 1.0 L of solution? (MM = 133 g/mol)

• 1.225 M

• 0.92 M

• 0.1225 M

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

• 1.07 gram
• 62.7 mol
• 1.07 mol
• 62.7 grams

How many grams of AgNO₃ are needed to prepare 0.125M solution in 250 mL of water? (MM 169.87g/mol)

• .03g

• 0.5g

• 5.3g

• 84.9g

If I dilute 250 mL of 0.10 M lithium acetate solution to a volume of 750 mL, what will the concentration of this solution be?

• 2 M

• 0.02 M

• 0.03 M

• 0.08 M

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

• 27.8 mL
• 27.78 mL
• 2.8 mL
• 278 mL

Tags

NGSS.HS-PS1-7

What volume of 1.50 M KBr can be made from 15.6 mL of concentrated KBr with a molarity of 9.65 M?

• 150. mL
• 151 mL
• 1.00 L
• 100. mL

Tags

NGSS.HS-PS1-7

Calculate the Molarity in a solution containing 40.0 g of NaCl dissolved in 500.0 ml of H2O.

• 0.08 M

• 12.5 M

• 1.37 M

• 0.74 M

Tags

NGSS.HS-PS1-7

Calculate the grams of NaOH present in 10.0 mL of a 2.0 M NaOH solution.

• 0.8 grams

• 2000 grams

• 0.3 grams

• 5 grams

Tags

NGSS.HS-PS1-7