Isotope average help please. Four naturally occurring isotopes of lead are?

by

Four naturally occurring isotopes of lead are 204 Pb (natural abundance 1%) 206 Pb (natural abundance 24%) 207 Pb (natural abundance 22%) 208 Pb (natural abundance 52%). What is the average atomic mass of these four isotopes of lead?

✅ Answers

? Best Answer

  • 1% = 204 Pb = 2.04
    24% = 206 Pb = 49.44
    22% = 207 Pb = 45.44
    52% = 208 Pb = 108.16
    Answer = 2.04 + 49.44 + 45.44 + 108.16 = 205.08

    • Leave a Comment