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Mixed Finals Review Accelerated

Authored by Arielle Zomberg

Chemistry

10th Grade

Used 2+ times

Mixed Finals Review Accelerated
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262 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

the starting materials in a chemical reaction

Products
Reactants
Starters
Enders

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

a substance that is formed as the result of a chemical reaction

Product 
Reactant
Starters
Enders

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

a process or reaction in which the system absorbs energy from its surroundings; usually, but not always, in the form of heat

Endothermic Reaction
Exothermic Reaction
Diffusion
Fission

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

a chemical reaction that releases energy by light or heat

Endothermic Reaction
Exothermic Reaction
Diffusion
Fission

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is collision theory?

Molecules must collide in the correct orientation with enough energy to bond.

Molecules need enough energy to collide and react.

Atoms constantly collide and react.

The minimum energy needed for atoms to react

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The Law of Conservation of Mass states

that matter exists in all states and reacts the same
that matter can only be changed into new substances by introducing a catalyst
that matter exists in the same state throughout any chemical change
that matter cannot be created or destroyed and that the mass of the products must equal the mass of the reactants

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A student places a piece of a potato into a container of hydrogen peroxide. One observation the student makes is that bubbles form around the potato. The presence of bubbles might indicate the formation of a new substance because bubbles - 

could show that a gas is forming
always rise to the top of a liquid. 
are almost always perfectly spherical.
usually burst after a few minutes.

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