Living By Chemistry: First Edition Textbook
1st Edition
ISBN:9781559539418
Author:Angelica Stacy
Publisher:Angelica Stacy
ChapterU1: Alchemy: Matter, Atomic Structure, And Bonding
SectionU1.14: Isotopia: Stable And Radioactive Isotopes
Problem 11E
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Mass number is the sum of the numbers of protons and neutrons present in the nucleus of an atom..
Given element is Ru, which has atomic number 44 .
And we know, atomic number is number of electrons present in that atom.
And number electrons are always equal to number of protons.
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