Chemistry, 15.01.2021 20:00 josecano2

A sample of pure radioactive isotope is left to decay. After 40.0 days, the 1 point sample is placed in a mass spectrometer, and it is determined that only
25% of the original isotope remains. How long is the half-life?

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A sample of pure radioactive isotope is left to decay. After 40.0 days, the 1 point sample is place...

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More questions: Chemistry Another questions

A sample of pure radioactive isotope is left to decay. After 40.0 days, the 1 point sample is placed in a mass spectrometer, and it is determined that only 25% of the original isotope remains. How long is the half-life?

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Another question on Chemistry

A sample of pure radioactive isotope is left to decay. After 40.0 days, the 1 point sample is placed in a mass spectrometer, and it is determined that only
25% of the original isotope remains. How long is the half-life?