Search results with tag "Hardness of water"
ESTIMATION OF HARDNESS OF WATER BY EDTA METHOD
uobabylon.edu.iqWhere, M 4= Permanent hardness of sample water V 4 = Volume of sample hard water in conical flask Note: Multiply M 3 and M 4 with 10 5 to covert hardness into parts per million (ppm). 4. Determination of Temporary hardness Temporary hardness = Total hardness – Permanent hardness Result: The hardness of the given water sample has been found to ...
R18 B.Tech. EEE Syllabus JNTU HYDERABAD
jntuhcem.ac.inWater and its treatment: Introduction – hardness of water – Causes of hardness - Types of hardness: temporary and permanent – expression and units of hardness – Estimation of hardness of water by complexometric method. Potable water and its specifications. Steps involved in treatment of water –
Estimation of total, permanent and temporary hardness of ...
www.bsauniv.ac.indetermination of hardness of water? 16. Why is the colour of solution wine red before titration and blue colour at the end of titration? 17. What is ppm? 18. Why is hardness of water expressed in terms of calcium carbonate equivalent? 19. Mention the disadvantages of hard water for industrial purpose. 20.
CLO1: CLO2
vtu.ac.inHardness of water, types, determination of hardness using EDTA titration, numerical problems on hardness of water. 11.12.2021 3 Biological oxygen demand (BOD), Definition and Chemical Oxygen Demand (COD), Definition, determination of ... (Neutralization, redox and complexometric), Equivalent weights. Course outcome (Course Skill Set)