atom number 9,
proton number 9, nutreon number 10 :-
atom number ?
atom velency ?
atom mass?
Answers
Answered by
1
Answer:
Explanation:
There are 9 protons because the atomic number is always equal to the number of protons present. There are 10 neutrons because the number of neutrons is always obtained by subtracting the atomic number from the mass number.
Answered by
0
Answer:
9
Explanation:
the formula is z=p=a this is answer by
ncert
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