Explain hardness - water softening, Civil Engineering

Assignment Help:

Explain Hardness - Water Softening

1) Hardness is used to characterize a water that does not lather well, causes a scum in the bath tub and leaves hard, white, crusty deposits when water is heated

2) Calcium or magnesium forms soap- Ca or Mg complex and prevents soap from interacting with dirt

3) Hardness- caused mainly by Calcium and Magnesium(actually all polyvalent ions)

4) Common units are meq/l or mg/l as CaCO3


Related Discussions:- Explain hardness - water softening

What do you mean by ozone test, Q. What do you mean by Ozone Test? Some...

Q. What do you mean by Ozone Test? Some research and studies determined that the ozone test was unnecessary as this affects only the surface layer.  In un-stretched rubber, ozo

Explain the unconfined aquifer - ground water, Explain the Unconfined Aquif...

Explain the Unconfined Aquifer Also termed "free aquifer". Groundwater flows by gravity from high head to low head. The upper water surface is termed "water table", is influenc

Brickwork, write buckling and dislodging of brick slip?

write buckling and dislodging of brick slip?

Graphics, 1. Draw the projections of a line AB that is 50 mm long and is pa...

1. Draw the projections of a line AB that is 50 mm long and is parallel to both the HP and the VP. The line is 40 mm above the HP and 25 mm in front of the VP. 2. A line AB, 50 mm

Water treatment, The transmission main from the well field to the community...

The transmission main from the well field to the community is 2500 ft, the velocity of flow at peak pumping capacity is 3.5 fps, water temperature is 10oC, and pH is 7.5. If free c

Belt conveyors, Belt Conveyors: Belt conveyors are used for conveying ...

Belt Conveyors: Belt conveyors are used for conveying materials on a continuous basis. The materials usually handled are coal, mineral ores and stone. They are commonly instal

Surveying, obstacles in chain surveying

obstacles in chain surveying

Primavera, hi contactme 9902142308

hi contactme 9902142308

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd