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WorksheetsMod 14 Quiz
Total questions: 9
Worksheet time: 5mins
Name
Class
Date
1.
Select the 4 options that are assumptions made under the Kinetic Theory:
a)
All matter is composed of tiny particles.
b)
All particles are in constant, random motion.
c)
All particles collide with each other and the containers they are in.
d)
The amount of energy lost during collisions is not noticeable.
e)
All particles are in orderly motion.
2.
When a substance increases in temperature what happens to the size, or volume, of the substance?
a)
It decreases
b)
It does not change
c)
It increases
d)
It disappears
3.
Which statement describes a substance with a high viscosity?
a)
Thin and flows quickly
b)
Thick and flows quickly
c)
Thin and flows slowly
d)
Thick and flows slowly
4.
On a heating curve graph, there are two sections were the line goes flat. What is happening during those flat parts?
a)
Phase change
b)
The water stays the same, no change.
5.
For the given graph below, calculate the density for substance B.
Use the point (2,60) to calculate
(Hint: D=m/v)
NEED UNITS FOR FULL CREDIT
(a)
6.
Use the density you just calculated for substance B to answer the following question:
The density of water is 1 g/mL. If you placed a sample of substance B in water would it sink or float?
4 lines
7.
Calculate the density of a material that has a mass of 17.5 g and a volume of 20.25 mL
(Hint: D= Mass/ Volume)
Must include proper units to receive full credit.
(a)
8.
What is the heat of fusion?
a)
The amount of energy required to change a substance from solid to liquid.
b)
The amount of energy required to change a substance from liquid to solid
9.
What is the heat of vaporization?
a)
The amount of energy required to change a gas to a liquid
b)
The amount of energy required to change a liquid to a gas.
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