Chemistry, asked by mahati14, 1 year ago

describe types of hardness and explain the methods to remove it . (related to water)

Answers

Answered by shaunosr
1

Types of hardness:

1) Rockwell hardness test..

2)Knoop hardness test..

3)Vicker's hardness test..

mahati14: but it is not related to water and you didn't explain
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