A 22 gram sample of a substance thats used to preserve fruit and vegetables has a k value of 0.1011. find the half life rounded to the nearest tenth

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asked May 1, 2018 38.2k views

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Gwaredd · Answer 1 · 2018-05-08T07:02:14+0000

k value = natural log (.5) / half-life
half-life = natural log (.5) / k value
half-life = -.693147 / 0.1011
half-life = 6.8560534125

I'd say the k value should be negative AND it should have units.

A 22 gram sample of a substance thats used to preserve fruit and vegetables has a k value of 0.1011. find the half life rounded to the nearest tenth

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