johnie44 johnie44

15-05-2017
Biology

contestada

A colorless, odorless gas that is radioactive and is formed naturally by certain rocks underground is called?

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Satsuki1167 Satsuki1167

15-05-2017

It might be radon, I hope it is right.

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matundalamaclasty matundalamaclasty

29-01-2019

the answer is radon, its the gase that is formed underground

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