How many electrons are in potassium

19

Explanation:

If you look at the periodic table, you should be able to calculate the number of electrons. The number of electrons is equal to the number of protons in an atom. The number of protons is equal to the atomic number.

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kelp are large brown algae that live in cool, relatively shallow waters close to the shore. they grow in dense groupings much like a forest on land. these underwater towers of kelp provide food and shelter for thousands of fish, invertebrates, and marine mammal species.

e) all of the above