Tiglath M. answered 02/16/16
Tutor
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UC Berkeley Grad for Chemistry, Organic Chemistry and Biology Tutoring
Hi Duante
The mass number gives the total number of neutrons and protons while the atomic number gives you the total number of protons and electrons. This should make sense since all the elements are should be electrically neutral. Therefore since titanium has 22 protons, its atomic number is 22.
Hope this answers your question.