WorksheetsMatter Review
Total questions: 33
Worksheet time: 21mins
Name
Class
Date
1.
An example of an INTENSIVE property is
a)
boiling point.
b)
mass.
c)
length.
d)
volume.
2.
An example of an EXTENSIVE property is
a)
boiling point.
b)
mass.
c)
density.
d)
electrical conductivity.
3.
Which phase of matter is the least dense?
a)
gas
b)
liquid
c)
solid
d)
plasma
4.
Another name for homogeneous matter is
a)
solution.
b)
element.
c)
compound.
d)
heterogeneous matter.
5.
An example of a pure substance is
a)
distilled water.
b)
tap water.
c)
a mixture.
d)
heterogeneous matter.
6.
Flexibility of metals is called
a)
malleability.
b)
ductility.
c)
flexibility.
d)
bendability.
7.
This piece of lab equipment is called a(n)
a)
erlenmeyer flask.
b)
boiling flask.
c)
volumetric flask.
d)
dewar flask.
8.
Which piece of lab equipment would be used to pick up a test tube?
a)
test tube rack.
b)
test tube tongs.
c)
test tube holder.
d)
test tube clamp.
9.
Which piece of lab equipment would be the best to measure an accurate volume of liquid?
a)
graduated cylinder.
b)
beaker
c)
erlenmeyer flask
d)
vacuum flask.
10.
A student filters a mixture into a previously weighed 0.85 g filter paper. The dry paper and residue has a mass of 1.48 g. What is the mass of the residue on the paper?
a)
0.63 g
b)
2.33 g
c)
1.74 g
d)
1.26 g
11.
The best test for oxygen gas is to use
a)
a glowing splint relits.
b)
a burning splint pops.
c)
limewater turns cloudy.
d)
phenolphthalein indicator.
12.
The best test for carbon dioxide, CO2 is
a)
limewater turning cloudy.
b)
relit glowing splint.
c)
pop sound with burning splint.
d)
phenolphthalein indicator turns pink.
13.
The number drops in one milliliter is closest to
a)
20.
b)
40.
c)
50.
d)
5.
14.
The height of 1 mL in a standard test tube is closest to
a)
1 cm
b)
0.25 cm
c)
2.5 cm
d)
5 cm
15.
The color of a bunsen burner flame with too much air would be
a)
yellow.
b)
blue.
c)
purple.
d)
red.
16.
Which of the following is PURE gold?
a)
24 karat gold
b)
14 karat gold
c)
18 karat gold
d)
22 karat gold
17.
Which of these is a homogeneous mixture?
a)
Koolaide.
b)
Granola.
c)
concrete.
d)
pure gold.
18.
Which of the following is NOT a compound?
a)
Fe
b)
CO2
c)
H2O
d)
C12H22O11
19.
An example of a chemical change is
a)
limewater turns cloudy with CO2.
b)
dissolving sodium carbonate in water.
c)
melting ice cubes.
d)
boiling water.
20.
In order to separate the solute (substance dissolved) from a solution you would
a)
evaporate the solvent.
b)
filter the solution.
c)
allow the solute to settle with gravity over time.
d)
electrolyze the solution.
21.
When powdered zinc is placed in an evaporating dish with zinc crystals, the mixture would be classified as
a)
heterogeneous.
b)
homogeneous.
c)
a solution.
d)
a substance.
22.
When water is added to zinc and iodine a the heat from the reaction causes a purple gas to form. What is the purple gas?
a)
iodine
b)
zinc
c)
zinc iodide
d)
iodine zinc
23.
When electricity is added to the solution filtered after zinc and iodine react, the product(s) formed are
a)
zinc and iodine.
b)
zinc iodide.
c)
iodine zinc
d)
a brown liquid.
24.
What is the solubility of potassium chloride, KCl at 60°C in 125 g of water?
a)
56.3 g
b)
45 g
c)
90 g
d)
23.5 g
25.
What mass of sodium nitrate, NaNO3 is required to make a saturated solution in 250 g of water at 50°C?
a)
287.5 g
b)
115 g
c)
230 g
d)
57.5 g
26.
A solution of potassium nitrate, KNO3 is made with 80 g of solute in 100 g of water at 60°C. The solution cools to 20°C. What happens?
a)
44 g of crystals precipitate from the solution.
b)
Nothing happens. The solution is unsaturated.
c)
79 g of crystals precipitate from the solution.
d)
Since the original solution was saturated, no crystals form.
27.
How would you describe a solution made with 100 g of sodium nitrate, NaNO3 in 100 g of water at 20°C.
a)
Saturated
b)
Unsaturated
c)
Resaturated
d)
Permeated
28.
How would you describe a solution made with 100 g of sodium nitrate, NaNO3 in 100 g of water at 80°C.
a)
Saturated
b)
Unsaturated
c)
Resaturated
d)
Permeated
29.
New substances formed from a chemical reaction are called
a)
products.
b)
reactants.
c)
chemicals.
d)
substances.
30.
The solubility of gases generally ____ with increasing temperature.
a)
decrease
b)
increase
c)
are not affected
d)
are greatly improved
31.
At what temperature would a solution made with 50 g of ammonium chloride, NH4Cl in 100 g of water be saturated?
a)
45°C
b)
52°C
c)
32°C
d)
100°C
32.
At what temperature would a solution made with 100 g of sodium nitrate, NaNO3 in 200 g of water be saturated?
a)
Can not determine this from this graph.
b)
This solution will always be saturated.
c)
115°C
d)
50°C
33.
Which method of separates mixtures based on their movement through special paper?
a)
chromatography
b)
filtration
c)
distillation
d)
crystallization
100 %
