Log in
Sign up for FREE
arrow_back
Library
Unit 9 Level 1 Review
By Kristina Thibodeaux
star
star
star
star
star
Share
share
Last updated 2 months ago
10 questions
Add this activity
Required
1
Required
1
Required
1
Required
1
Required
1
Required
1
Required
1
zoom_in
Required
1
Required
1
Required
1
Question 4
4.
What does solubility refer to in chemistry?
Color of the solute
Temperature required to make a solution
Ability of a solvent to dissolve in a solute.
Ability of a solute to dissolve in a solvent.
Amount of particles needed of substance in a solution
Question 5
5.
How many moles of NaCl are needed to prepare a 10.0 L solution with a molarity of 4.3 M?
0.43 moles
2.3 moles
230 moles
43 moles
Question 6
6.
How many grams of NaCl are needed to prepare a 2.0 mL solution with a molarity of 3.0 M?
0.006 g
0.67 g
0.35 g
6.0 g
1.5 g
Question 7
7.
If 100mL of water is added to 300 mL of acid that has a molarity of 2.0M, what is the concentration of the new mixture ?
2.5 M
6 M
1.5 M
3 M
Question 8
8.
Identify the solvent in kool-aid.
kool-aid mix
water
Question 9
9.
Which of the following is likely to form a precipitate?
Mg(NO
3
)
2
CaCO
3
NaCl
K
2
SO
4
Question 10
10.
Which of the following shows correct dissociation equation for K
2
SO
4
?
K
2
SO
4
(aq) -> 2K
+
(aq) + SO
4
2-
(aq)
K
2
SO
4
(aq) -> K
+
(aq) + SO
4
2-
(aq)
2K
2
SO
4
(aq) -> 4K
+
(aq) + 2SO
4
2
-(aq)
K
2
SO
4
(aq) -> 2K
+
(aq) + 2SO
4
2-
(aq)
Question 1
1.
How much KCl must be dissolved in 100 g of water at 40C to create a saturated solution?
60
40
80
25
Question 2
2.
Dissolving 60 g of HCl into 100 g of water at 40C will yield what type of solution?
saturated
supersaturated
unsaturated
Question 3
3.
Which compounds solubility is least affected by temperature changes?
KI
NaCl
KClO
3
KNO
3
