What is an atom of Gold's mass number if it has 111 neutrons?

Moroysn asked Jul 12, 2023

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Moroysn asked Jul 12, 2023

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10 votes

Answer:

190

Step-by-step explanation:

Gold has atomic number of 79, which is the number of protons.

Mass number = #protons + #neutrons = 79 + 111 = 190

Exander answered Jul 18, 2023

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