How many daltons is in an ion with 15 protons, 16 neutrons and 17 electrons?

Question

Emeline

Chemistry

16 July, 16:49

How many daltons is in an ion with 15 protons, 16 neutrons and 17 electrons?

+2

Answers (1)

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Jax Abbott · Answer 1

31

A dalton is the same as an atomic mass unit. And an atomic mass unit is approximately the mass of a nucleon (proton or neutron) such that the mass is 1 g/mol. So in this problem you have 15 protons and 16 neutrons, so the number of daltons is 15 + 16 = 31.