Physical science chapter 19

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What are the five things that can speed up a chemical reaction
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Terms in this set (18)
When sodium and chlorine combine to form salt salt would be what?A reactantsWhat does the arrow mean in the chemical equationyields or producesWhat happens to atoms in a chemical reactionThey become productsWhat are six signs of a chemical reaction1.changes in color 2.formation or precipitate 3.formation of gas 4. Odor change 5. Temperature change 6.formation of bubblesWhat is endothermic?absorption of heatWhat is exothermic?energy is releasedWhat is combustion?the process of burning somethingWhat does decomposition mean?