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BartSMP [9]
4 years ago
9

Why do scientist sometimes discard theories?

Chemistry
1 answer:
STALIN [3.7K]4 years ago
6 0
Contradictory observations are found
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Answer:

Explanation:

Since 1 mole of Fe reacted and 1 mole of Cu is produced.

Mass = molar mass × number of moles

Molar mass of Fe = 56 g/mol

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Mass of Fe = 56 × 1

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