CW-PC Prop & Changes

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Across
  1. 3. Mass is not created or destroyed…it only changes forms
  2. 7. Descriptive adjectives and measurements done without changing the samples composition
  3. 9. Chemical bonds between atoms are broken or formed creating new substances with different properties
  4. 10. Cannot change back; Ex. explosion or fire
  5. 12. Right of arrow; produced at the end of the reaction
Down
  1. 1. Has the possibility of a chemical reaction Ex. my bike can rust
  2. 2. Change in size, shape, or state of matter; “it still is…” or “Change it back”
  3. 4. Changes in temperature, sound, or light
  4. 5. Solid that forms from a solution Ex. Milk & vinegar = cottage cheese
  5. 6. No reaction
  6. 8. Left of arrow; present at the start of the reaction
  7. 11. yields (-->) in chemical reaction; means “reacts to produce”