star asked in Science & MathematicsChemistry · 1 decade ago

What is the mass number of potassium-39? What is the isotope's charge?

explainn tooo. Im confused.

3 Answers

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  • 1 decade ago
    Best Answer

    the mass of K39 is 39. the charge is 0 because it is a neutral atom.

    the mass of any element is equal to the number of protons + neutrons. unless the element has a + or - next to it, it is neutral

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  • 3 years ago

    Mass Number Potassium

  • Anonymous
    4 years ago

    isotope means it's not a atom my dude

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