This is 20 points!!!

1 answer:

Ann [662]2 years ago

5 0

Answer:

I think it both physical & chemical change :')

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Explanation:

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Marta_Voda [28]

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Vikki [24]

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24 a 2.85

Explanation:

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777dan777 [17]

Answer:

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The AH+ for Hg() is 0 kJ/mol.

The AH; for N261) is 0 kJ/mol.

Explanation:

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