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Question 43

Which of the following gases is used to retard the vaporization of the filament in a light bulb?

  • A.Argon
  • B.Helium
  • C.Hydrogen
  • D.Oxygen
Objective

Question details

Exam body
WAEC
Subject
Chemistry
Year
2014
Question no.
#43
Type
Objective
Previous · Q42The purity of a solid sample can best be determined by its Next · Q44 The most common process in the extraction of metals from their ore is

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