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Intro to Chemistry Flashcards | StudBud
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Intro to Chemistry
Intro to Chemistry
25 terms
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#Physical #Chemical #Change
Flashcards
25 cards
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Questions
25
Answers
1
What are the states of matter
gas
Liquid
All of the above
Solid
2
When you put tin foil in an acid and it begins to fizz, this is an example of a ______________.
Physical Change
Chemical Change
3
Crushing a can is a form of a...
Chemical Change
Physical Change
4
If a sodium dissolves in water, this is an example of a _______________________.
Physical Change
Chemical Change
5
A substance that changes into a new substance
Physical Change
Chemical Change
Chemical Properties
Physical Properties
6
All particles are constantly moving.
True
False
7
The parts of an atom are...
Protons
Electrons
Protons and Neutorns
Protons, Neutrons, Electrons
8
A liquid...
None of the above
Is malleable
Has a definite volume
Has a definite shape
9
Protons are... (Select the best answer)
Negatively Charged
Positively charged and found in the nucleus
Negatively charged and found in the nucleus
Positively Charged
10
The unit of mass is:
inches
grams
meters
liters
11
A Gas has...
All of the above
particles that move very fast
no definite shape
no definite volume
12
Isotopes have the same number of Protons but different
none of the above
electrons
neutrons
all of the above
13
To find the mass number of an isotope you need to
Add the number of neutrons to the number of electrons.
Add the number of neutrons to the number of protons.
Look it up on the periodic table
Add the number of protons to the number of electrons.
14
Making bread is an example of a ____________________.
Physical Change
Chemical Change
15
Electrons are always...
Neutrally Charged
Positively Charged
None of the above
Negatively Charged
16
The non-metals are on the left side of the periodic table
False
True
17
Chemistry is....
The study of what chemicals blow up
The study of how matter interacts with other matter
The study of atoms
The study of mixing liquid substances
18
Which subatomic particles are found in the nucleus of the atom?
Protons and Neutrons
Protons
Protons and electrons
Neutrons
19
The production of light means that a ___________________ occured
Physical Change
Chemical Change
20
How much space an object takes up is its...
Weight
Density
Mass
Volume
21
Solubility is...
when a liquid goes into another liquid
How well a substance turns into a solid
How well a substance dissolves
How well a substance turns into a gas
22
Matter has
Volume
Mass, volume, and molecules
Mass and Volume
Mass
23
The number of protons is equal to...
The element symbol
The atomic number
The atomic mass
The element name
24
How many significant figures are in this number: 0.0391 g
1
3
2
4
25
Electrons determine how elements interact with other elements.
False
True
