Chemistry, 29.10.2019 06:31, jkersen8140

41. plastic bags thin sheets of plastic are used to make

items such as grocery bags. the sheets move under a

source of promethium-147, emitting beta particles. the

radiation intensity, measured under the plastic sheets,

is used to monitor the thickness of the plastic. during

this process, promethium changes into which element?

Answers: 1

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41. plastic bags thin sheets of plastic are used to make

items such as grocery bags. the...