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Question 11

Which of the following is used as water softener?

  • A. Na2CO3.10H2
  • B. CuSO4.5H2O
  • C. MgSO4.7H2
  • D. CaCl2.2H2O
  • E. Na2SO4.10H2O
Objective

Question details

Exam body
BUK
Subject
Chemistry
Year
2015/2016
Question no.
#11
Type
Objective
Previous · Q10Which of the following is the relative molecular mass of a compound which has… Next · Q12 What is the percentage by weight of calcium in Ca(OCl) 2 ? (Ca=40, Cl=35.5…

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