Mathematics, 29.07.2019 06:30 karlaperez482
An ion having 17 protons, 20 neutrons, and 18 electrons has a mass number of answer options with 5 options a. 17. b. 18. c. 20. d. 35. e. 37.\
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An ion having 17 protons, 20 neutrons, and 18 electrons has a mass number of answer options with 5 o...
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