Calculate the hardness of water sample (using Azeolite bed exhausted method)

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written 3.9 years ago by

aryanchapn427 • 20

modified 3.7 years ago by

yashbeer ★ 11k

Azeolite bed exhausted by softening of 4000 litres of hard water requires 10 litres of 15%NACl solution for regeneration. Calculate the hardness of water sample.

engineering chemistry

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2.3kviews

written 3.7 years ago by

RakeshBhuse • 3.2k

• modified 3.7 years ago

Solution :

Find out of amount of NaCl in brine solution used in process & then convert it in to CaCO3 equivalent.

Amount of NaCl consumed by Zeolite bed=10% NaCl= 100 g/ Lit

So, 10 liter solution contain = 10 x 100= 1000 g of NaCl

Convert it into CaCO3 …

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