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Signs of a Chemical Reaction
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Chemical reactions
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A recombination of bonds. Changes individual properties. Reversible.
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Terms in this set (12)
Chemical reactions
A recombination of bonds. Changes individual properties. Reversible.
Physical reactions
Senses can be used to tell if change has occurred. Reversible.
Example of a chemical reaction
H2O -> H2 + O2
Example of a physical reaction
H2O -> gas, liquid, solid
Signs of a chemical reaction
Temperature change, gas produce, colour change, solids form, sounds, smell and light.