Chemistry, 22.10.2019 01:00 houtchhaytang

If the half-life of thorium-234 is 25 days how long would it take for thorium-234 to decay from 44g to 4.4g and why

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If the half-life of thorium-234 is 25 days how long would it take for thorium-234 to decay from 44g...

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