% by mass and % by volume

What is the percent by mass of 5.0 grams of sodium chloride dissolved in 75.0 grams of water?

• .0667

• 6.67%

• 0.0625

• 6.25%

A solution is made by adding 25mL of benzene to 80 mL of acetone. What is the percent by volume of benzene?

• .3125

• 31.25%

• 23.8%

• 43.7%

A solution is formed by adding 35 grams of ammonium nitrate to 250 grams of water. What is the percent by mass of water?

• 87.7%

• 14%

• 18%

• 92.5%

What percent by volume of a solution is formed by adding 15 L of toluene to 28 L of water?

• 56.2%

• 53.57%

• 7.48%

• 34.88%

A solution is made by dissolving 125 g of sodium chloride in 1.5 kg of water. What is the percent by mass of sodium chloride?

• 7.69%

• 98.8%

• 8.33%

• None of these

What is the molarity of a 5 L solution created using 5 moles of HCl?

• 1M

• 2M

• 3M

• 1.5M

What is the molarity of a 10.6 L solution created using 2.3 moles of H2SO4?

• .217 M

• 24.38 M

• 2.19 M

• 2.428 M

How many liters of 5 M solution can be prepared from 16 moles of H3PO4?

• 3.2 mL

• 3.2 L

• .3125 L

• .3125 M

In a mixture of salt and water- what is the solute?

• Salt

• Water

• The entire mixture

In a mixture of sugar and water- what is the solvent?

• Sugar

• Water

• The entire mixture