Calculating Molarity 2

What is the molarity of 4 g of NaCl (NaCl = 58.44g/mol) 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 cm³ of 5.00 M NaCl (Na=23.0, Cl=35.5)?

• 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

Tags

NGSS.HS-PS1-7

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

• True
• False

Tags

NGSS.HS-PS1-5

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

• 27.8 cm³

• 27.78 cm³

• 2.8 cm³

• 278 cm³

Tags

NGSS.HS-PS1-7

Calculate the molarity of the following solution: 1.0 mole of KCl in 750.0 mL of solution.

• 0.750 M

• 99 M

• 1.3 M

• 2.0 M

The molarity of a solution is measured in ____

• liters/mol

• M

• mol/L

• g/mol

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 sweet tea would you expect to taste the sweetest?

• 1M
• 3M
• 3.1M
• 2.5M

Calculate the molarity of the following solution:  1.0 mole of KCl in 750.0 mL of solution.

• 0.750 M
• 99 M
• 1.3 M
• 2.0 M