Lesson 5 of 9 • 28 upvotes • 10:08mins

This lesson is on Hardness of water which includes definition, types of hardness , effects of hardness also table which gives nature of water depending on hardness with some solved examples.
9 lessons • 1h 31m
Overview
2:45mins
Potential Hydrogen Ion Concentration
12:42mins
Acidity and Alkalinity
12:19mins
Remaining of Chemical Characteristics.
7:39mins
Hardness
10:08mins
Biological Water Quality
10:47mins
MCQs on Quality of Water : I
11:41mins
MCQs on Quality of Water: II
13:08mins
MCQs on Quality of Water : III
10:05mins