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An atom has 6 protons and 9 neutrons in its nucleus. Calculate the mass number of the atom​

An atom has 6 protons and 9 neutrons in its nucleus. Calculate the mass number of the atom​
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An atom has 6 protons and 9 neutrons in its nucleus. Calculate the mass number of the atom​

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User NorthernIsle
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1 Answer

6 votes

Answer:

6+9=15

mass number =15

mass number = no. protons + no. of neutrons

answered
User EverconfusedGuy
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