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Chemistry Review
Chemistry Review
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Chemistry review of chapter 3; scientific methods, matter, elements, compounds, mixtures, etc
Flashcards
23 cards
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Questions
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Answers
1
A mixture is the chemical bonding of 2 or more substances ...
True
False
2
Who is the father of Law of Conservation of Mass?
Dmitri Mendeleev
Antoine Lavoiser
Henry Mosley
Charles Darwin
3
Identify whether the melting point is an intensive or extensive property.
extensive
intensive
4
Select the correct title of states of matter below.
solid, liquid, gas
plasma, gas, liquid
plasma, solid, liquid
5
What is the volume of the liquid in the cylinder below?
73 milliliters
74 ounces
74 milliliters
75 liters
6
The law of ___________ states that matter is neither created or destroyed.
Conservation of conservation
Conservation of Mass
Conservation of Chemistry
Conservation of Periodic Table
7
What is a qualitative analysis?
how much something is
How nice something is
How tall something is
how little something is
8
Name the type of separation that is displayed below.
crystallization
distillation
chromatography
filtration
9
Which of the items below is a heterogenous mixture?
lemonade
seawater
10
Select the state of matter that has molecules that are compressible.
gas
plasma
liquid
solid
11
What is the order of scientific methods?
EHDAOC
HOEDAC
HEDAOC
OHEDAC
12
It is not necessary to be accurate when measuring items, just come as close as possible.
False
True
13
Choose which item is a chemical change .
hard boiled egg
grinding coffee beans
wood burning
density
14
Rotting food, changing leave color, rusting nails all are ...
physical changes
chemical properties
chemical changes
physical properties
15
Scientific notations are used to write big numbers.
False
True
16
Identify which item is a homogenous mixture
Apple Jacks
milk
chunky applesause
spaghetti
17
What is a physical property of sugar?
taste sweet
color white
forms cyrstals
breaks down into carbon when heated
18
What is NOT a physical property?
boiling point
density
state of matter
nail rusting
19
Safety googles should be worn whenever you want or not
True
False
20
Which of the items below is a compound?
Magnesium
Oxygen
Air
NaCl
21
What is NOT true about mass?
found in all matter
less in outer space
It is the same everywhere on Earth
it is independent of gravitational forces
22
The length of a nail is recorded as
meters
yards
centimeters
inches
23
The pie graph is for displaying growth among items .
False
True
