The difference between hard and soft water, Science

Assignment Help:

The difference between hard and soft water

Collect some hard water from a stream(or make some as defined in the next experiment). Also secure some soft water like as rain water or distilled water. Make some soap solution by dissolving soap  shavings or powdered soap in a little warm water. Place equivalent amounts of hard and soft water in every of two bottles. Add soap solution to the soft water with a dropper, some drops at a time. Shake the bottle well after every addition. Count the number of drops of soap solution required to produce suds about 1 cm thick on the top.

 


Related Discussions:- The difference between hard and soft water

What is pedology, What is Pedology Pedology is concerned with the study...

What is Pedology Pedology is concerned with the study of the composition, distribution and formation of soils as it occurs in nature.  On the other hand edaphology is the study

Explain apoenzyme, Apoenzyme :- The protein portion  of an enzyme requir...

Apoenzyme :- The protein portion  of an enzyme requiring a cofactor for its reaction.

Broad area of scientific activity, describe the factors which decide the br...

describe the factors which decide the broad area of scientific activity

Echinoderms, Enchinoderms classification for kingdom,Phylum,Class,Order,Fam...

Enchinoderms classification for kingdom,Phylum,Class,Order,Family,Genus,Species

Explain somatic mutation theory of ageing, Explain somatic mutation theory ...

Explain somatic mutation theory of ageing Random mutation makes the cells inefficient. An increase in the number of mefficient cells in an organ impairs their functioning. Rand

Explain the control of salivary secretion, Explain the Control of Salivary ...

Explain the Control of Salivary Secretion The autonomic control of saliva secretion occurs in two ways, as unconditioned and conditioned reflex. What are these? Let's find out.

Explain the disorders of the female reproductive system, Explain the Disord...

Explain the Disorders of the Female Reproductive System Over the last decade, there has been a growing concern regarding the prevalence and extent of reproductive tract infecti

True, what is the first layer of the earth

what is the first layer of the earth

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