Environmental Sciences, asked by ganeshruidas96, 11 months ago

একটি পরমানুর নিউক্লিয়াসে 17 টি প্রােটন ও 18 টি নিউট্রন আছে। পরমানুটির ভরসংখ্যা কত

Answers

Answered by IamGenesis

2

Answer:

mass number = number of protons+number of neutrons

So, mass number = 17 + 18 = 35

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