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OpenStudy (anonymous):
potassium, K, Has an atomic number of 19 and an atomic mass of 39 how many electrons does a stable atom of K have?
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OpenStudy (anonymous):
atomic no. tells the no. of electrons/protons in the stable atom.. so now can you get the answer?
OpenStudy (anonymous):
18 electrons..
OpenStudy (anonymous):
19 e-
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