Answer to Question #133925 in General Chemistry for Melania

Question #133925
An element has 25 protons, 28 neutrons and a charge of 6.What is the mass number?
1
Expert's answer
2020-09-21T06:55:35-0400

The mass number is the sum of the numbers of protons and neutrons in the atomic nucleus.

Mass number = 25 + 28 = 53

Answer: 53

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