LET'S CHECKI
Write your answers on your notebook or separate sheet of paper.
Which of the following substances
is insoluble in water?
a. salt
1.
b. stone
c. sugar
d. vinegar
Which of the following liquids is immiscible with water?
2.
a.
kerosene
b. liquid soap
C
soy sauce
d.
vinegar
3.
What words are the best answers to fill in the blanks?
In a salt
solution, salt is to while water is to
a.
solute: solvent
c. seasoning: water
b. solvent: solute
d. solubility: concentration
4.
What is solubility?
a. It is how much solute is actually dissolved in the solvent.
b. It is how much solvent is actually dissolved in the solute.
It is how much solute can be dissolved in a fixed amount of solvent at a given temperature.
d.
It is how much solvent
can be dissolved in a fixed amount of solute at a given temperature.
5. Which of the following salt solutions is the most concentrated?
a. 20 grams of salt dissolved in 100 mL of water
b.
30 grams of salt dissolved in 100 mL of water
C.
30 grams of salt dissolved in 200 mL of water
d. 50 grams of salt dissolved in 200 mL of water
6
All of these metals are solid uniform mixtures except:
a. brass
c. gold
b. bronze
d. steel
7. What happens when you put a small amount of solute in a large amount of solvent?
a. The solution will be concentrated.
b. The solution will be diluted.
8. What are immiscible liquids?
C.
The solution will be uniform.
d. The solution will be immiscible.
a. liquids that do not mix together to form a solution
b. liquids that mix together to form a solution
c. liquids that have more solvent and less solute
d. liquids that have less solvent and more solute
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