Worksheets2024 Spring Final
Total questions: 25
Worksheet time: 13mins
Name
Class
Date
1.
What is the volume of 8.3g of NaOH? (Density is 2.13 g/mL)
a)
3.9g
b)
3.9mL
c)
17.68g
d)
17.68mL
2.
What is the density of NaCl if you are given 13mL that weighs 4.9g?
a)
.38g
b)
.38mL
c)
.49g/mL
d)
.38g/mL
3.
___ N2 + ___ F2 → ___ NF3
a)
1,1,1
b)
3,2,1
c)
1,2,2
d)
1,3,2
4.
How do you convert moles to grams?
a)
x molar mass
b)
/ molar mass
c)
x 6.02 x 10^23
d)
/ 6.02 x 10^23
5.
What is the mole ratio between carbon dioxide and oxygen?
a)
1:5
b)
5:3
c)
5:4
d)
3:5
6.
Which juice can be used as a universal indicator?
a)
Cabbage
b)
Carrot
c)
Bean
d)
Orange
7.
What are some qualities of an acid? (check all that apply)
a)
Ionic bonding
b)
Cation
c)
Contains Metals
d)
Sour Taste
8.
When the amount of heat transferred is negative, it is a ______________ reaction.
a)
Endothermic
b)
Exothermic
c)
Chemical
9.
What does the second law of thermodynamics state?
a)
Energy is conserved
b)
Energy can not be created nor destroyed
c)
Energy travels' from a hot object to a cold one
d)
Energy travels from a cold object to a hot one
10.
What type of reaction is in the picture?
a)
Synthesis
b)
Decomposition
c)
Single Replacement
d)
Double Replacement
e)
Combustion
11.
What is the constant in Charle's Law?
a)
Pressure
b)
Temperature
c)
Volume
12.
What type of relationship does Charle's Law have?
a)
Proportional
b)
Inversely Proportional
13.
What does temperature measure?
a)
If something is hot or cold
b)
a room
c)
the speed of particles
d)
nothing
14.
What is the molar mass of NaCl?
a)
49.46 g/mol
b)
58.44 g/mol
c)
152.92 g/mol
d)
161.90 g/mol
15.
What is the molar mass of dihydrogen monoxide?
a)
1 g/mol
b)
21.03 g/mol
c)
18.02 g/mol
d)
24.32 g/mol
16.
What is the molar mass of the compound in the picture?
a)
28.00 g/mol
b)
32.04 g/mol
c)
40.58 g/mol
d)
44.01 g/mol
17.
The formula for carbon dioxide is CoO.
a)
True
b)
False
18.
When two non-metals form a bond it is covalent.
a)
True
b)
False
19.
Burning is an example of:
a)
Chemical Change
b)
Physical Change
20.
Boyles law includes which two variables?
a)
Pressure
b)
Volume
c)
Temperature
21.
Charle's law includes which as a constant?
a)
Pressure
b)
Volume
c)
Temperature
22.
What pollutant is in thermometers?
a)
Mercury
b)
PCBs
c)
Lead
d)
Phthalates
e)
Benzene
23.
What pollutant is in gasoline?
a)
Lead
b)
Mercury
c)
PCBs
d)
Phthalates
e)
Benzene
24.
What pollutant is in herbicides?
a)
Glyphosate
b)
Mercury
c)
PCBs
d)
Lead
e)
Phthalates
25.
What pollutant that is colorless gas with a pungent odor?
a)
Sulfur Dioxide
b)
Mercury
c)
PCBs
d)
Lead
e)
Phthalates
100 %
