10 Questions Word Scramble
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Question | Answer |
What is the pH scaled used to measure? | To measure acidity and alkalinity. |
What are coefficients? | They are the #’s that come before the chemical formula and indicate the # of particles that participate in the reaction. |
What do chemical formulas tell you? | The elements and the number of elements |
What does physical change not change? | The composition of a substance |
What does chemical change result in? | The formation of one or more new substances |
What does the subscript give you? | The number of atoms for a particular elements |
What are reactants? | Substances broken aparts or combined in a chemical reaction |
What are products? | New substances formed in a chemical reaction |
What is a chemical equation? | A chemical reaction that has already occured |
What are exothermic reactions? | Chemical reactions that release heat energy. |
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