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Chemical Reaction Revision Quiz

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Questions and Answers

What type of change does melting or evaporating represent?

Chemical change

Reversible change

Endothermic change

Physical change (correct)

What is the primary characteristic of chemical change?

Production of mixtures

Absence of energy changes

Reversible nature of the change

Formation of new chemical products with different properties (correct)

What is the majority of chemical reactions in terms of energy changes?

Endothermic

Reversible

Exothermic (correct)

Irreversible

How does an increase in the concentration of a solution affect the rate of reaction?

<p>The rate of reaction will increase</p> Signup and view all the answers

What is the primary factor influencing the rate of reaction?

<p>Concentration</p> Signup and view all the answers

Chemical Reaction Revision Quiz

Choose a study mode

Podcast

Questions and Answers

What type of change does melting or evaporating represent?

What is the primary characteristic of chemical change?

What is the majority of chemical reactions in terms of energy changes?

How does an increase in the concentration of a solution affect the rate of reaction?

What is the primary factor influencing the rate of reaction?

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