Solution Concentration

What is the molarity of 3 mole of hydrochloric acid in 3 L of water. 

• 3
• 1
• 6
• 9

What is the molarity of a solution which contains 22.41 grams of NaCl in 50.0 mL of solution?

• 0.488 M
• 7.66 M
• 7.67 M
• 0.00767 M

What is the molality of a solution containing 1.3 mol in 13.4 kg of solution?

• 9.7 m
• 17.42 m
• 0.097 m

What is the molality of 1.2 g of HCl in 750 g of solution?

• 0.04 m
• 0.00004 m
• 0.0016 m

Tags

NGSS.HS-PS1-7

How many moles of solute are contained in 500 g of a 35% aqueous solution of H₂SO₄.

• 175 mol
• 1.77 mol
• 14.5 mol
• 1.34 mol

Tags

NGSS.HS-PS1-7

Calculate the concentration in % mass of a solution containing 20.0 g of NaCl dissolved in 250.0 g of H₂O.

• 6.76%

• 7.41%

• 8.00%

• 8.25%

What is the molality of a solution in which 15 g if I₂ is dissolved in 2.0 Kg of water?

• 1.5 M

• 1.5 M

• 13.3 N

• 0.030 m

What mass of solute is needed to make 75.0 g of a 3.4% solution?

• 2.55 g
• 22 g
• 0.05 g

0.0006 grams of mercury was found in a 5 kg sample of water. What is the concentration of mercury in ppm?

• 120 ppm
• 0.12 ppm
• 120000 ppm
• 1200 ppm

Which of the following compounds would be insoluble in water?

• NaNO₃

• K₂CO₃

• MgCO₃

• Ca(OH)₂

Tags

NGSS.HS-PS1-3