Solutions Experience

If you have 4 mol glucose in 8L of solution, what is the molarity of the solution?

• 8 M

• 6 M

• 2 M

• 0.5 M

What is the molarity of a solution containing 32g of NaCl in 500 mL solution? (The molecular mass of NaCl is 58.44)

• 0.50 M

• 0.79 M

• 1.1 M

• 46 M

Which solution of sugar in water has the highest molarity?

• 120 g sugar per 1 L solution

• 70 g sugar in 500 mL of solution

• 40 g sugar in 300 mL of solution

• 10 g sugar in 250 mL of solution

Tags

NGSS.HS-PS1-5

The beaker shown contains 0.58 M solution of dye in water. How many moles of dye are there in the beaker?

• 0.87 mol

• 0.58 mol

• 0.15 mol

• 0.087 mol

How many moles of sodium nitrate are in 1.3 L of a 0.56M solution of NaNO₃?

• 0.36 mol

• 0.86 mol

• 4.6 mol

• 18 mol

How many grams of glucose (C₆H₁₂O₆) are needed to make 100 mL of a 1.5 M solution?

• 0.15 g

• 27 g

• 150 g

• 27,000 g

If you had 2.0 M solutions of each compound, which solution would have the largest mass for a given volume of solution?

• NaCl

• KCl

• CaCl₂

• FeCl₃

Which solution below has the highest molarity?

• 50 g C6H12O6 per liter of solution

• 50 g C12H22O11 per liter of solution

• 50 g C2H6O per liter of solution

• 50 g C4H10O2 per liter of solution

How much solid will be left in a beaker if you evaporate all the water from 200 mL of a 1.00 M solution of sodium chloride? (The molecular mass of sodium chloride is 58.44)

• 5.84 g

• 11.7 g

• 58.4 g

• 117 g

The maximum level of chromium allowed in drinking water is 0.2 mg/L. What is the molarity concentration in a water sample with the maximum allowable concentration of chromium? (The atomic mass of Cr is 52.00)

• 3.8 x 10^-9 M

• 3.8 x 10^-6 M

• 0.0001 M

• 0.1 M