08-09-2020
Chemistry

contestada

If 175 undecayed nuclei remained from a sample of 2800 nuclei, how many half-lives has passed? *

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charleslane061 charleslane061

08-09-2020

Answer:

209

Explanation:

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tacala1596 tacala1596

08-09-2020

Answer:

Four half lives

Explanation:

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