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

Science 9.., Which "spheres" are interacting when water evaporates from pla...

Which "spheres" are interacting when water evaporates from plants? Select all that apply.

Define age related changes in special senses, Define age related changes in...

Define age related changes in Special Senses Presbyopia (decline in the ability to focus near objects), senile cataract etc. can be observed as eye dysfunction. Ear shows dimin

Why do we require vitamins?, To perform the specific biological func. for t...

To perform the specific biological func. for the normal maintenance of optium growthand health.

Transport of bulk chemicals, Transport of Bulk Chemicals : Ideally only su...

Transport of Bulk Chemicals : Ideally only sufficient concentrated acids, flammable solvents and other hazardous chemicals should be kept in the laboratory for immediate requireme

Soundwaves.., Temperature affects the _____ of sound waves !?

Temperature affects the _____ of sound waves !?

How are fossils formed, How are fossils formed? Ans) Fossils are formed...

How are fossils formed? Ans) Fossils are formed amongst periods of rock formation, and caused by the gradual accumulation of sediment above millions of years at the bottom, mos

Introduction to physiologically based pharmacokinetics in dr, Although cert...

Although certain physiological aspects of disposition of substances by organs within the body had received atten-tion earlier, it was in 1937, with the seminal work of Teorell, tha

Explain gut secretions - external defence mechanism, Explain Gut secretions...

Explain Gut secretions - External Defence Mechanism From the saliva and respiratory tract, bacteria reach the gut, here they are killed by the hydrochloric acid and proteolytic

What makes streams look muddy, What makes streams look muddy? After a h...

What makes streams look muddy? After a heavy rainfall have peoples take samples of running muddy water in glass jars. Let the water stand for many hours unless the sediment has

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