Physics, 12.08.2020 23:01 saucydolphin20p6x92l
All atoms of the element potassium have 19 protons. One How many neutrons make up one of these potassium
of the most stable types of potassium atoms has the atoms?
mass number 39.
A.19
B.20
C.38
D.58
Answers: 1
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All atoms of the element potassium have 19 protons. One How many neutrons make up one of these potas...
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