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

Explain sterols, Sterols- steroids containing an alcoholic group at C-3...

Sterols- steroids containing an alcoholic group at C-3 position and a side chain of 8  to 10 carbon atoms at c-17

Explain the passive factors or passive soil formers, Explain the Passive Fa...

Explain the Passive Factors or Passive Soil Formers   Passive factors are by and large slow acting factors and include parent material, topography and time.

Enumerate the role of soil algae on soil flora, Enumerate the role of Soil ...

Enumerate the role of Soil algae on soil flora Soil algae are microscopic, chlorophyll containing organisms, being the simplest chlorophyllous plants. These are phototrophic ae

Explain the categories of nerves system, Explain the Categories of Nerves S...

Explain the Categories of Nerves System The nerves are divided into two systems: sympathetic and parasympathetic. They constitute the autonomic system (auto: independent from t

Explain enzyme inactivation, Enzyme inactivation The disappearance of a...

Enzyme inactivation The disappearance of activity of an enzyme (in vivo or in vitro due to presence of inhibitor molecules or inhibitory condition(changes  in pH, temperature,

Sc, describe the factors which decide the broad area of scientific activity...

describe the factors which decide the broad area of scientific activity

Objectives of fire hazards, Objectives After studying this unit you sho...

Objectives After studying this unit you should be able to: 1.  explain the significance of the fire triangle, 2.  list common causes of fire, 3.  describe the purpose

Osmosis, What is osmosis? What are Isotonic, Hyperonic and Hypotonic Slout...

What is osmosis? What are Isotonic, Hyperonic and Hypotonic Sloutions? What are the pracautions for the experiment of osmosis?

What is a floodplain, What is a floodplain? If a river tends to flood,...

What is a floodplain? If a river tends to flood, the most practical solution might be to designate a more or less flat area along the river as the "floodplain". This Area is p

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