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Natalka [10]
3 years ago
7

How many neutrons are in a single atom of indium-115?

Chemistry
1 answer:
anzhelika [568]3 years ago
8 0
Indium has 49 protons 

mass number (# of neutrons and # of protons combined) is 115

115 - 49 = 66

66 neutrons
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