lee6383 lee6383

06-06-2023
Chemistry

contestada

50 ng of a radioactive isotope with a half-life of 23 seconds is expected to decay
exponentially. How much of the substance will remain after 10 seconds? Round your
answer to the nearest tenth of a nanogram. (1 point)
0.4 ng0.7ng
37.0 no
20.0 ng

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