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Rashid [163]
2 years ago
9

Select the two chemical reactions that adhere to the law of conservation of matter.

Chemistry
1 answer:
rodikova [14]2 years ago
6 0

####3 ##################### 2AS###################

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Answer:

See explanation

Explanation:

Given that the formula of the compound is Fe2O3, if a coefficient of 2 is placed in front of the formula, that is, if we write 2Fe2O3 . Then;

The number of Fe atoms becomes 2 *2 = 4

The number of oxygen atoms becomes 2*3 = 6

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