Worksheets5th Yr Chemistry Unit 4.1
Total questions: 25
Worksheet time: 19mins
The substance being dissolved is called the ________
solvent
solid
solute
solvate
What does "like dissolves like" mean?
polar solvents dissolve in polar solutes
polar solutes dissolve in polar solvents
non-polar solvents dissolve in polar solutes
non-polar solutes dissolve in polar solvents
When no more solute dissolves the solution is _________
supersaturated
unsaturated
saturated
supercalifragilisticexpialidocious
Molarity concentration is abbreviated as _________
MM.
m.
Mol.
M.
Molarity is defined as _________ divided by ___________
mol, liters
mol, kg
kg, liters
liters, kg
How many mols of HCl are in 3 liters of 2.0M HCl solution?
2.0
1.5
6.0
0.66
How will you prepare a 10% v/v HCl?
10 ml HCl in 10 ml water
1ml HCl in 9 ml water
10 ml water in 1ml HCl
10 ml HCl in 20 ml water
What is the molar ratio of aluminum and chloride in the chemical equation?
2: 2
2:3
3:3
Calculate the molarity of a solution containing 1.5 moles of NaCl in 0.5 L of solution.
1.5 M
3 M
0.33 M
0.75 M
According the solubility graph, what is the solubility of KNO3 at 60 °C? (answers in g/100g of water)
40
90
130
20
How many mL of stock solution of 2M NaCl do you need to prepare 100 mL of 0.150M NaCl?
7.5 mL
15 mL
1333 mL
200 mL
Which solution is more concentrated?
Solution 1:
500 mL of water
100 g of salt
Solution 2:
500 mL of water
90 g of salt
Solution 1
Solution 2
They have the same concentration
I have no idea
Which of the solutions above is the most dilute
A
C
E
They are all the same concentration
If 43.0 g of sodium chloride is dissolved in 500 g of Acetic acid, what is the percent by mass of NaCl?
7.90 %
8.60 %
11.6 %
92.1 %
If 248 ml of acetone is mixed with 562 ml of water, what is the percent by volume of acetone?
69.4 %
44.0 %
30.6 %
2.23 %
