Question 38

The hardness of water is mainly due to the presence of

  • A.Calcium chloride or Sodium chloride
  • B. Calcium hydroxide or Magnesium hydroxide
  • C. Calcium trioxocarbonate(iv) or Calcium tetraoxosulphate(vi)
  • D. Sodium hydroxide or Magnesium hydroxide
Objective

Question details

Exam body
BUK
Subject
Chemistry
Year
2014/2015
Question no.
#38
Type
Objective

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