Which event best becquerel determine uraniun radiates rays ?
a)a cloudy day
b)a substa...
Chemistry, 17.09.2019 21:00 hunterthompson2
Which event best becquerel determine uraniun radiates rays ?
a)a cloudy day
b)a substance glowing in the dark
c)wrapping of ore in paper
d)exposure of a photographic plate
Answers: 1
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