Chemistry Test Word Scramble
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| Question | Answer |
| 3 different types of chemical reactions? | decomposition, replacement, and synthesis |
| synthesis? | A + B ---> AB |
| difference between physical and chemical change? | physical is reversible, always the same compound, chemical's atoms and element have changed |
| decomposition? | |
| 5 proofs of a chemical change? | gas, temperature , color property, property change, precipitation |
| what can affect the speed of a chemical change? | catalysts |
| exothermic reaction? | reaction which releases heat ( gets hotter) |
| endothermic reaction? | reaction which absorbs heat (gets colder( |
| activation energy? | amount of energy needed to get a reaction started |
| catalyst? | speeds up a reaction |
| inhibitor? | slows down a reaction |
| law of conservation of mass? | states that the mass of substances in a closed system will remain constant, no matter what processes are acting inside the system. |
| according to conservation of mass law , unbalanced? | doesn't observe law of conservation of mass |
| according to conservation of mass law, balanced? | observes the law of conservation of mass |
Created by:
mollypainter
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