Molarity and Solubility

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 grams of solute are dissolved in 125.0 mL of 5.00 M NaCl (MM = 58.45)?

• 0.625 g NaCl
• 625 g NaCl
• 36.5 g NaCl
• 0.04 mol NaCl

Tags

NGSS.HS-PS1-7

Find the molarity of 186.55 g of sucrose, C₁₂H₂₂O₁₁ in 250. mL of water.

• 2.18 M

• 0.746 M

• 1.18 M

• 0.545 M

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

Tags

NGSS.HS-PS1-7

Which drink would you expect to taste the sweetest?

• 1M

• 3M

• 3.1M

• 2.5M

Tags

NGSS.HS-PS1-5

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

• True
• False

Tags

NGSS.HS-PS1-5

Which of the following has the most NaCl?

• 100 mL of a 1.8 M solution

• 50 mL of a 4.1 M solution

• 9.35 grams

• 1 mole

What is the molarity of a solution made by adding 1.565 moles of PbNO₃ to 500. mL?

• 300. M

• 31.3 M

• 3.13 M

• 1.56 M

Molarity is measured in

• moles per kg
• mols per L
• moles per kJ
• moles per mL

The ___ is the thing being dissolved

• solute
• solvent