*/*_The purpose of adding Na‚Äö√á√áCO‚Äö√á√â to wa – McqOptions

MCQOPTIONS

1.	/_The purpose of adding Na‚Äö√á√áCO‚Äö√á√â to water of low alkalinity is to?
A.	Permit the use of alum as a coagulant
B.	Increase the softening capacity of zeolite
C.	Facilitate easy regeneration of zeolite
D.	All of the above
Answer» B. Increase the softening capacity of zeolite

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