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joja [24]
2 years ago
15

Common observations of a chemical reaction are described in the Introduction section. For each observation, name a common or eve

ryday occurrence that must involve a chemical reaction.
Look at pic, need it asap!

Chemistry
1 answer:
svp [43]2 years ago
8 0

Answer:

12x+4x-7y+45b+78a-44b+1a+1z+0d+1.1a+1.1a

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