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Chemistry, 09.03.2020 23:58 ayoismeisalex

The element rhenium (Re) exists as two stable isotopes and 18 unstable isotopes. Rhenium-185 has in its nucleus

a. 75 protons, 75 neutrons
b. 75 protons, 130 neutrons
c. 130 protons, 75 neutrons
d. 75 protons, 110 neutrons
e. not enough information

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The element rhenium (Re) exists as two stable isotopes and 18 unstable isotopes. Rhenium-185 has in...

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