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The half-life of tritium is approximately 12 years. What will be the molar ratio of tritium to helium-3 in a sealed sampel after 25 years?

  • CHemistry -

    k = 0.693/t1/2
    Solve for k and substitute in the equation below.
    ln(No/N) = kt
    Solve for No/N
    Then you want [N/(No-N)]. Check my thinking.

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