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Physics, 17.01.2020 08:31 musfirahkhurram

An atom has 29 protons, 29 electrons, and 35 neutrons. what is the mass number of the atom?
a)64
b)35
c)29
d)93

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An atom has 29 protons, 29 electrons, and 35 neutrons. what is the mass number of the atom?
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