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guajiro [1.7K]
2 years ago
12

Four people make observations recorded in the table.

Chemistry
2 answers:
Sav [38]2 years ago
8 0

Answer:

They involve changes in energy.

Explanation:

hope this helps

plz mark brainliest

77julia77 [94]2 years ago
6 0

Answer:

D. They involve changes in energy.

The last one

Explanation:

have a good day

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