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

In what way is crop rotation good for soil management, In what way is crop ...

In what way is crop rotation good for soil management? Continuous cultivation of a single crop over the years on the same site causes accumulation of a particular group of micr

Explain the mixing movement of the gastrointestinal tract, Explain the Mixi...

Explain the Mixing Movement of the Gastrointestinal Tract This movement helps the intestinal contents to be thoroughly mixed at all times. It is usually caused by the local con

Explain the hormones in the urine, Explain the Hormones in the urine In...

Explain the Hormones in the urine Increased or decreased production of a hormone in the body alters the amount of hormone or its degraded products excreted in the urine. For ex

Physico-chemical properties of folic acid, Folic acid has the following imp...

Folic acid has the following important physico-chemical properties: a)  It is a yellow, spear-shaped crystalline  substance. b)  The compound is sparingly soluble in water.

State the types of soil, Soil Types of India Soils were classified as ...

Soil Types of India Soils were classified as urvara (fertile) and anuvara or usara (barren) in the ancient period. The soils were then given local names by cultivators like, M

Define the peripheral nervous system, Define the Peripheral Nervous System ...

Define the Peripheral Nervous System The peripheral nervous system or PNS, is a part of the nervous system and consists of the nerves and neurons that reside or extend outside

What makes a mineral a mineral explain properties of mineral, what makes a ...

what makes a mineral a mineral? The properties of minerals: There are seven main properties that are used to describe and classify any mineral found. All seven properties are

Personal sensitivity- hygiene, Personal sensitivity : There are other dang...

Personal sensitivity : There are other dangers from substances which are not so common. e.g. mutagens , but one aspect we have not mentioned involves you. The eyes, lungs and skin

Coal & petroleum, write the structure having 7 carbon compound with 3 alt. ...

write the structure having 7 carbon compound with 3 alt. bonds

Describe biosynthesis of nonessential amino acids, Describe Biosynthesis of...

Describe Biosynthesis of Nonessential Amino Acids ? This label 'nonessential' may mislead some people into believing that we don't need it. But, in essence, "non essential" as

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