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Question 45

The gas that is most useful in protecting humans against solar radiation is

  • A.Chlorine
  • B. Ozone
  • C. Carbon(iv)oxide
  • D. Hydrogen sulphide
Objective

Question details

Exam body
BUK
Subject
Chemistry
Year
2014/2015
Question no.
#45
Type
Objective
Previous · Q44Which of the following metals is purified commercially by electrolysis? Next · Q46 The type of iron that is best suited for welding is

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