Chemistry, asked by riddhiiii87, 11 months ago

plz answer all the question whoever will answer the question I'll mark as brainliast answer I m sure about this

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Answers

Answered by shanmukheswar2020

1

Answer:a-4, b-3, c-2., d-1

Explanation:

Argon-40-18=22

Carbon-14-6=8

Potassium-40-19=21

Nitrogen-14-7=7

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