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Chem Exam 1
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Chemistry
University/Undergrad
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51 Terms
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1
CO3 2-
Carbonate
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2
NO3-
Nitrate
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3
OH-
Hydroxide
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4
PO4 3-
Phosphate
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5
SO4 2-
Sulfate
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6
1
mono
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7
2
di
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8
3
tri
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9
4
tetra
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10
5
penta
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11
6
hexa
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12
7
hepta
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13
8
octa
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14
9
nona
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15
10
deca
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16
scientific method
observation, hypothesis, experiment, theory, law
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17
law
predicts what happens
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18
theory
explain why it happens
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19
experiments
the testing of a hypothesis under controlled conditions
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20
matter
Anything that has mass and takes up space
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21
chemical properties
determine how a substance can be converted into another substance
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22
physical properties
Can be observed or measured without changing the identity of the matter
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23
solid state
definite value, maintains shape, particles lie close together in a regular pattern
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24
liquid state
definite volume, shape of container, close together but can move past one another
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25
gas state
no definite volume or shape, particles are very far apart and move around randomly
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26
giga
10^9
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27
mega
10^6
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28
kilo
10^3
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29
hecto
10^2
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30
deka
10^1
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31
deci
10^-1
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32
centi
10^-2
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33
milli
10^-3
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34
micro
10^-6
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35
nano
10^-9
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36
specific gravity
density of substance/density of water
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37
atoms
the smallest identifiable unit of an element
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38
atomic number
proton count
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39
mass number
protons + neutrons
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40
iostope
Atoms of the same element that have different numbers of neutrons
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41
where on the periodic table is most electronegative
very top right (fluorine)
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42
where on the periodic table is the biggest atomic size
very bottom left
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43
cation
A positively charged ion and has fewer electrons than protons
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44
anion
a negatively charged ion and has more electrons than protons
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45
what state are ionic compounds
solid
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46
how do ionic compounds behave in water
dissolve
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47
List the diatomic elements
H, N, O, F, Cl, Br, I
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48
what is a bond
atoms combining to form chemical compounds
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49
hydrogen bonds are when hydrogen bonds with what elements
F, O, N
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50
What is resonance?
two lewis structures having the same arrangement of atoms, but a different arrangement of electrons
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51
Electronegativity
A measure of the ability of an atom in a chemical compound to attract electrons
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Studied by 4 people
