Chemistry, asked by sharanyapratapsingh, 2 months ago

if The symbol of Calcium is 20Ca40. Find the number of electrons, protons and neutrons in Calcium.

Answers

Answered by kumarajay21120

2

Explanation:

electron = proton = 20

mass no. is the sum of nuetron and proton

so A = n+p

40 = n + 20

so, n=20

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