Chemistry, 03.06.2021 19:50 lchynnawalkerstudent

NEED HELP ASAP! A sample of sodium-24 chloride contains 0.050 mg of NA-24 . After 21.5 h, 0.019 mg of NA-24 is left. What is the half-life of NA-24 ?

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NEED HELP ASAP! A sample of sodium-24 chloride contains 0.050 mg of NA-24 . After 21.5 h, 0.019 mg...

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