Molarity

How many liters would you need to make a 1 M solution if you have 6 mol of sodium hydroxide (NaOH)?

• 2

• 3

• 4

• 6

Tags

NGSS.HS-PS1-7

What is the molarity of 4 g of NaCl in 3,800 mL of solution?

• 0.018 M

• 0.0011 M

• 1.052 M

• 0.062 M

How many grams of solute are dissolved in 125.0 mL of 5.00 M NaCl?

• 0.625 g NaCl

• 625 g NaCl

• 36.56 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

Which sweet tea would you expect to taste the sweetest?

• 1M
• 3M
• 3.1M
• 2.5M

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

• True
• False

Tags

NGSS.HS-PS1-5

What is the molarity of 3 moles of hydrochloric acid (HCl) in 3 L of water (H₂O)?

• 3

• 1

• 6

• 9

Molarity is measured in _____.

• moles per g.

• mols per L.

• moles per mm.

• moles per mL.

Tags

NGSS.HS-PS1-5

The _____ is the thing being dissolved.

• solute

• solvent

What is the molar mass of C₂H₄O₂?

• 40g
• 50g
• 60g
• 68g