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29 February, 07:37

If an unknown element has a mass number of 14 and 7 neutrons how many protons are there

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  1. 29 February, 10:50
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    There are 7 protons. The mass number is the addition of all protons and neutrons in a given element. To find the protons, simply subtract the mass number by the neutrons. 14-7 neutrons = 7 protons
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