Integrated Science Review Part 3- Chemistry Question Preview (ID: 3086)
Chemical Reactions.
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In a chemical equation, what is found on the right side?
a) products
b) reactants
c) conservations
d) yields
What is found on the left side of a chemical equation?
a) reactants
b) products
c) yields
d) conservation
What does the arrow on a chemical equation represent?
a) yields
b) produces
c) creates
d) all are correct
Balancing an equation is important because of this law:
a) law of conservation of mass
b) law of conservation of energy
c) law of conservation of atoms
d) law of conservation of product
Which of the following equations are balanced?
a) Cu + O2 --> CuO
b) 2Cu + O2 --> 3CuO
c) Cu + O2 --> 2CuO
d) 2Cu + O2 --> 2CuO
Identify the reaction: A + B --> AB
a) synthesis
b) decomposition
c) single replacement
d) double replacement
Identify the reaction: AB --> A + B
a) decomposition
b) synthesis
c) single replacement
d) double replacement
Identify the reaction: A + BC --> B + AC
a) single replacement
b) double replacement
c) synthesis
d) decomposition
Identify the reaction: AB + CD --> AD + CB
a) double replacement
b) single replacement
c) synthesis
d) decomposition
Which of the following is a statement of the law of conservation of mass?
a) mass is created but not destroyed
b) mass is destroyed but not created
c) mass is neither created nor destroyed
d) mass is both created and destroyed, depending on the chemical reaction
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