WorksheetsSOLUTION
Total questions: 10
Worksheet time: 5mins
A solution with 3 g of potassium chloride (KCl) in 100 g of water is prepared. Calculate the percent by mass of the solution.
3 %
30%
2.91%
29.1%
A solution has been prepared with 30 g of sugar dissolved in water till we get 200 ml of solution. Which is its mass concentration of sugar in g/L?
15
1.5
0.15
150
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
Which sweet tea would you expect to taste the sweetest?
1M
3M
5M
2.5
Molarity is ...
grams of solute/deciliters of solvent.
grams of solute/liters of solution.
moles of solute/liters of solution.
moles of solute/milliliters of solvent.
Determine the molarity of 2.25 mole of sulfuric acid, H2SO4, dissolved in 725 mL of solution.
322.2 M
3.1 M
0.32 M
2.25 M
How many moles of NaCl are present in a solution with a molarity of 8.59M and 125 mL of solution?
1.07 gram
62.7 mol
1.07 mol
62.7 grams
How many liters would you need to make a 1 M solution if you have 6 mol of Sodium Hydroxide?
2
3
4
6
What is the concentration, in percent by volume, of 15.3 mL of solute in 2.65 L of solution?
0.58%
0.0058%
5.8%
What is the concentration of a solution in parts per million if 0.02 grams of NaCl is dissolved in 1000 grams of water?
2 ppm
20 ppm
200 ppm
0.2 ppm
