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PHS Chemistry 3/3/14 Flashcards | StudBud
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PHS Chemistry 3/3/14
PHS Chemistry 3/3/14
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Review questions covering Chapters 1-9.
Flashcards
17 cards
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Questions
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Answers
1
Name the following: HNO3
hydrogen nitrogen trioxide
hydrogen nitrate
Nitric Acid
2
What are the products in a combustion reaction?
CO and H2O
CO2
CO2 and H2O
H2O
3
Strong acid and strong base reactions always form what products?
acid and base
water and salt
acid and salt
base and salt
4
What are spectator ions?
ions that do not form a product in reactions
ions at basketball games
ions that form a product
5
Which of the following elements is diatomic?
Na
C
H
Cl
6
Identify the correct formula for dinitrogen pentoxide
N2O5
NiO5
NO5
NiOH5
7
Name this polyatomic ion: OH-
oxide
oxygen hydride
hydroxide
Hydride
8
Joe wants to convert the mass of hydrogen into moles. What value does he need?
Moles
Avogadro's Number
Molar Mass
Grams
9
What is the charge of copper in the following formula? Cu(MnO4)2
2
3
1
4
10
Susie wanted to accurately measure 50 mL of water in the lab. What should she use?
beaker
Flask
estimate
Graduated cylinder
11
The products of a reaction are listed on which side of the reaction arrow?
right
left
12
Name the compound: IF5
iodine pentafluroide
monoiodide pentafluroide
iodide fluoride
iodine fluroine
13
In order for a compound to be stable the sum of the ion's charges must equal what value?
1
0
-1
2
14
Chemical equations are balanced to demonstrate which of the following laws of nature?
conservation of homework
conservation of gravity
conservation of energy
conservation of mass
15
Stoichiometric coefficients is the fancy name for what numbers in chemistry?
the number of moles
the number of atoms
The whole number in front of a compound in a chemical eqn.
I have no idea.
16
What is the molar mass of H2O?
18.016
18.016 g/mol
17.001 g/mol
17.001
17
In an oxidation-reduction reaction what subatomic particle is cause the reaction?
electron
atoms
neutron
proton
