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QUIZ 2

Total questions: 43

Worksheet time: 1hrs 23mins

Name
Class
Date
1.

Matter is anything that has:

a)

mass

b)

volume

c)

mass and volume

d)

substance

2.

Volume is a measurement of:

a)

the amount of particles a substance has.

b)

the space an object occupies

3.

How would you find the mass of an object?

a)

Measure its dimensions with a ruler, and then multiply length x width x height

b)

Water displacement

c)

use a balance/scale

d)

use a timer

4.

How would you find the volume of an irregular shaped object?

a)

use a ruler to measure its dimensions

b)

water displacement

c)

use a balance/scale

d)

use a timer

5.

What is the density of a liquid if its volume is 125 mL and its mass is 50 g?

a)

2.5 g/mL

b)

175 g/mL

c)

0.4 g/mL

d)

6250 g/mL

6.
Put the liquids in order from most dense to least dense?
a)
4, 3, 2, 1
b)
1, 2, 3, 4
c)
3, 4, 2, 1, 
d)
4, 3, 1, 2
7.
What is the formula for density?
a)
density = mass x volume
b)
density = mass / volume
c)
density = mass + volume
d)
density = mass - volume
8.
Jack has a rock. The rock has a mass of 14 g and a volume of 2 cm3. What is the density of the rock?
a)
7 mL
b)
7 g/cm3
c)
28 g/cm3
d)
1/7 g/cm3
9.
A summary of the experiment that includes whether hypothesis was right or wrong
a)
Hypothesis
b)
Results
c)
Conclusion
d)
Independent Variable
10.

What is the equation for calculating density?

a)

Density = Mass / Volume

b)

Density = Volume / Mass

c)

Density = Area / Mass

d)

Density = Mass / Area

11.

The chef had 100cm3 of oil. Oil has a density of g/0.8 cm3 . What is the mass of the oil?

a)

8g

b)

80g

c)

0.008g

12.

Honey has a density of 1.5 g/cm3 , oil has a density of 0.8 g/cm3 . A chess piece has a density of 0.6g/cm3. Did the chess piece float or sink in water?

a)

Float

b)

Sink

13.

Lead has a melting point of 327 °C and a boiling point of 1774 °C.

(i) At 450 °C will the Lead be a solid, liquid, or gas?

a)

Solid

b)

Liquid

c)

Gas

14.

What happens to the pressure of a gas when it is heated at constant volume?

a)

Stays the same

b)

Decreases

c)

Increases

15.
What is the correct formula to solve for the Molarity of a solution that has .4 moles of HCl in 9.5 L of solution?
a)
M = 9.5 L / .4 mol
b)
M1V1=M2V2
c)
M = .4 mol / 9.5 L
d)
none of the other choices
16.
A sample of 0.0255 mol potassium hydroxide, KOH, was dissolved in water to yield 10.0 mL of
solution.  Which amount would you need to change to solve for molarity?
a)
change .0255 moles to grams
b)
change 10 mL to L
c)
change both values to grams and L
d)
leave it as it is
17.
Which of the following would decrease the rate of solution when dissolving a solid in water?
a)
Raise the temperature of the solution
b)
Crush the solid before mixing
c)
Stir the solution after mixing
d)
Use a single cube of solid
18.
The _____is the part that gets dissolved. 
a)
solute 
b)
solvent 
c)
solution 
d)
Sacajawea 
19.
A solution is a kind of ________. 
a)
mixture 
b)
compound 
c)
element 
d)
stuff 
20.
A solution is a ________ mixture. 
a)
heterogeneous 
b)
homogeneous 
c)
dumb 
d)
mixed 
21.
The universal solvent is ______. 
a)
sodium 
b)
acid 
c)
water 
d)
wind 
22.
When one of the parts of the solution is water we call it _________. 
a)
water stuff 
b)
water mixture 
c)
aqua-man
d)
aqueous 
23.
This is the part of the solution that does the dissolving. 
a)
solute
b)
solvent 
c)
salt water 
d)
First Continental Congress 
24.

What is the molarity of a solution containing 4 moles of KCl in 2.5 L of solution?

a)

1.6 M

b)

0.63 M

c)

10 M

d)

2.6 M

25.

What mass of solute is needed to make 100.0 g of a 3.4% solution?

a)

3.4 g

b)

34 g

c)

2941 g

d)

0.34 g

26.

What is the number of moles of solute in 550mL of a 0.2M solution?

a)

0.11mol

b)

110mol

c)

27.5mol

d)

0.36mol

27.

What is an alloy

a)

A mixture of metals and gas

b)

A mixture of carbon and steel

c)

A homogenus mixture of metals and non metals

d)

mixture of metals and non metals

28.

Why do jewelers not create jewelry with pure gold, silver, or copper?

a)

It is a soft metal, so it will rub or scratch away over time.

b)

It will not be shiny.

c)

It is impossible to find a pure form of these metals.

d)

It is too hard to shape into a design.

29.

Brass is an alloy made of

a)

copper and zinc

b)

copper and tin

c)

copper and nickel

d)

copper and aluminum

30.

Which of the following are alloys? (choose 3)

a)

Lead

b)

Bronze

c)

Brass

d)

Aluminium

e)

Stainless Steel

31.

Which property are you looking for with this tool?

a)

Conductivity

b)

Solubility

c)

Magnetism

d)

Mass

32.

When an item floats on water it has

a)

more density than water

b)

less density than water

33.

Which item is considered to be a conductor?

a)

Cardboard

b)

Yarn

c)

Copper

d)

Rubber

34.

Which item is considered to be an insulator?

a)

Nail

b)

Metal fence

c)

Copper

d)

Foam

35.

This molecules are an example of

a)

Solid

b)

Liquid

c)

Gas

d)

Water

36.

The molecules are an example of

a)

Solid

b)

Liquid

c)

Water

d)

Gas

37.

Define the term soluble.

a)

Can dissolve in water

b)

Cannot dissolve in water

c)

Partially dissolves in water

38.

Is water the only solvent that can dissolve solutes?

a)

Yes

b)

No

39.
How many liters would you need to make a 1 M solution if you have 6 mol of Sodium Hydroxide? 
a)
2
b)
3
c)
4
d)
6 
40.
How many moles of NaCl are present in a solution with a molarity of 8.59 M and a volume of 125 mL?
a)
1074 mol
b)
0.069 mol
c)
1.07 mol
d)
62.7 mol
41.
Which sweet tea would you expect to taste the sweetest?
a)
1M
b)
3M
c)
3.1M
d)
2.5M
42.
How many grams of AgNO3 (MM = 169.87) are needed to prepare 0.125M solution in 250 mL of water? 
a)
.03g
b)
0.5g
c)
5.3g
d)
84.9g
43.
How many mL of 10.8M HCl are required to make 100.0 mL of 3.00M acid?
a)
27.8 mL
b)
27.78 mL
c)
2.8 mL
d)
278 mL

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