chrisparis18 chrisparis18
  • 04-06-2020
  • Chemistry
contestada

how many protons, neutrons, electrons, does isotope number 19 and mass of 39?

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shaidenlovesdogs
shaidenlovesdogs shaidenlovesdogs
  • 04-06-2020
Answer is potassium: 19 protons, 19 electrons, 20 neutrons, mass of 39
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