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Question 21

The percentage by mass of calcium in Ca(OCI)2 is [Ca = 40.0; CI = 35.5; O = 16.0]

  • A.28.0%
  • B.31.6%
  • C.43.8%
  • D.44.5%
Objective

Question details

Exam body
WAEC
Subject
Chemistry
Year
2013
Question no.
#21
Type
Objective
Previous · Q20The volume of 0.25 moldm -3 solution of KOH that would yield 6.5g of of solid… Next · Q22 The gas law which describes the relationship between volume and temperature is

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