alondradgarcia04 alondradgarcia04

19-09-2020
Chemistry

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what are the values of A and Z? and the chemical symbol for X.

what are the values of A and Z and the chemical symbol for X class=

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creaper31 creaper31

19-09-2020

Explanation:

Z is the atomic number, which tells you the number of protons in the element and also its identity. A is the mass number, which tells you the number of protons plus the number of neutrons. X is the chemical symbol of the element, and it must correspond to the atomic number.

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