Molarity

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 liters 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

What is the molarity of 4.0 g of NaCl (58.45 g/mol) in 3,800 mL of solution?

• 0.018 M

• 0.0011 M

• 1.052 M

• 0.062 M

Find the molarity of 186.55 g of sucrose, C₁₂H₂₂O₁₁ ( 342 g/mol) dissolved in enough water to make a 250. mL solution of sugar water.

• 2.18 M

• 0.746 M

• 1.18 M

• 0.545 M

How many grams of NaCl (solute) must be dissolved in water to make 125.0 mL of a 5.00 M NaCl solution (NaCl = 58.45g/mol)?

• 0.625 g NaCl

• 625 g NaCl

• 36.5 g NaCl

• 0.04 mol NaCl

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

• 1074 mol

• 0.069 mol

• 1.07 mol

• 62.7 mol

True or False? The higher the concentration of a solution the less solutes it has in it.

• True
• False

Which sweet tea would you expect to taste the sweetest (i.e., which would have the most sugar)?

• 1M

• 3M

• 3.1M

• 2.5M

What is the molarity of a solution made by dissolving 1.565 moles of Pb(NO₃)₂ in enough water to make 500. mL of solution?

• 300. M

• 31.3 M

• 3.13 M

• 1.56 M

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

• .03g

• 0.5g

• 5.3g

• 84.9g