Chemical Changes

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Questions and Answers

Which of the following is a sign of a chemical change?

A change in shape
A change in size
A change in color (correct)
A change in texture

What is a precipitate?

A gas formed after a chemical reaction
A liquid formed after a chemical reaction
A solid formed after a chemical reaction (correct)
A soluble solid formed after a chemical reaction

Which type of reaction involves two or more substances reacting to form a new substance?

Combustion
Precipitation
Combination (correct)
Decomposition

What is a chemical change?

<p>A process that produces a new substance when the molecules/ions of the reactant substances are broken apart and rearranged (C)</p> Signup and view all the answers

Which of the following is NOT a type of chemical reaction?

<p>Dissolution (D)</p> Signup and view all the answers