Use the element box for potassium to fill in the missing information. 19 K Protons = Type here Neutrons = 20 39.098 Potassium Charge of nucleus =Type here Mass Number = Type here
Use the element box for potassium to fill in the missing information. 19 K Protons = Type here Neutrons = 20 39.098 Potassium Charge of nucleus =Type here Mass Number = Type here
Principles of Modern Chemistry
8th Edition
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Chapter1: The Atom In Modern Chemistry
Section: Chapter Questions
Problem 22P: The last “missing” element from the first six periods was promethium, which was finally discovered...
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