Chemistry, 30.01.2021 16:00 Annabeans1105
Please help, i have my test today
(a) A carbon atom contains 6 electrons, 7 neutrons and 6 protons.
(i) State the mass number of this carbon atom
Answers: 3
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Please help, i have my test today
(a) A carbon atom contains 6 electrons, 7 neutrons and 6 protons....
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