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Questions and Answers
Which of the following is a sign of a chemical change?
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?
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?
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?
What is a chemical change?
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Which of the following is NOT a type of chemical reaction?
Which of the following is NOT a type of chemical reaction?
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