Unit 1 - Part 1 - Rates of Reaction Flashcards Preview

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Flashcards in Unit 1 - Part 1 - Rates of Reaction Deck (10)
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1
Q

If the temperature of a reaction increases, the reaction rate…

A

Increases

2
Q

Does increased particle size increase or decrease the rate of reaction?

A

Decreases the rate of reaction

3
Q

What does adding a catalyst do to a reaction?

A

It increases the reaction rate

4
Q

What does increasing the concentration of a reaction do?

A

Increases the reaction rate

5
Q

Do catalysts appear in word equations?

A

No, they don’t

6
Q

How many times can a catalyst be used?

A

An infinite amount of times

7
Q

Are catalysts used up during a reaction?

A

No, they are never used up in are in a reaction

8
Q

What are enzymes?

A

They are biological catalysts

9
Q

How can you measure if a reaction has taken place? Name 4 examples.

A

Mass, colour, smell, volume, pH, electrical conductivity, pressure or concentration

10
Q

What is the equation for reaction rate?

A

Change in quantity divided by the change in time