Question

if an isotope of ‘h’ has mass number 3 how many electrons does it have

Answer 1

Answer:

the isotopes of hydrogen have respectively mass number of one , two ,and three .their nuclear symbols are therefore 1H,2H,and3H the atoms of these isotopes have one electron to balance the change of the one proton

Answer 2

Answer:

I can't help but I can give example

Explanation:

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