Chemistry Final Exam Review Question Preview (ID: 25920)


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What is the formula for barium sulfate?
a) BaSO4
b) Ba2(SO4)2
c) BaSO3
d) Ba2(SO3)2

What is the formula for Dinitrogen Pentoxide?
a) NO
b) N5O2
c) N2O5
d) N2P5

What is the name of NaOH?
a) sodium oxygen hydride
b) sodium hydroxide
c) Sodium oxide hydride
d) sodium oxalate

What is the name of SO2?
a) sodium oxide
b) sodium oxygen
c) sulfur oxide
d) sulfur dioxide

What type of reaction is 2Na + Cl2 ---- 2NaCl?
a) synthesis
b) decomposition
c) single replacement
d) double replacement

What type of reaction is CH4 + 2O2 --- CO2 + 2H2O
a) synthesis
b) decomposition
c) Single replacement
d) combustion

What type of reaction is CuSO4 + Fe ---- FeSO4 + Cu?
a) synthesis
b) decomposition
c) single replacement
d) double replacement

What are the reactant(s) in the reaction 2H2O2 ---- 2H2O + O2?
a) H and O
b) H2O2
c) H2O and O2
d) H2O2, H2O, and O2

What are the corresponding coefficients to balance the equation H2 + N2 ---- NH3?
a) 3, 1, 2
b) 2, 1, 3
c) 2, 2, 3
d) 3, 2, 1

In the reaction 2H2O2 ---- 2H2O + O2 how many oxygens are on the right side of the equation?
a) 1
b) 2
c) 3
d) 4

What is the molar mass of NaCl?
a) 58.44 g/mol
b) 116.88 g/mol
c) 22.9898 g/mol
d) 35.453 g/mol

How many moles of NaCl are in 116.88 grams of NaCl?
a) 1
b) 2
c) 3
d) 4

How many molecules are 2.0 moles of H2O?
a) 125
b) 1,000,000
c) 1.2 x 10^24
d) 6.0 x 10^23

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