HS1103- Engineering chemistry - I KINGS COLLEGE OF ENGINEERING Department of Science and Humanities Sub. Code: HS1103 Sem/Year: I / I Sub. Name: Engg.Chemistry-I UNIT – I – WATER TREATMENT PROCESS: PART – A ( 2 Marks) 1. Define hardness of water. 2. Distinguish between carbonate hardness and noncarbonate hardness. 3. Draw the structure of EDTA. What happens when EDTA is added to hard water? 4. Define alkalinity. 5. Why is water softened before using in boiler? 6. What is meant
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How to Poison the Earth and Chronicles of Ice Saukko focuses in this essay explaining a process of “How to Poison the Earth.” and “Chronicles of Ice.” by Ehrlish. Both authors make excellent point about how to save and conserve the planet of Earth. Both go about making these point in two completely different ways although
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New!Re: Abraham Lincoln for the Republican Party SURAJ DHAKAL (Aug 10‚ 2012 7:00 AM) - Read by: 4Reply deborah henderson (Aug 12‚ 2012 12:26 AM) - Read by: 3Reply Ashley‚ Jordan Schraner (Aug 12‚ 2012 5:54 AM) - Read by: 4Reply I agree along with your post relating how the Republicans chose Lincoln because he believed in the equality of all the people‚ and also the end to spreading slavery in the new upcoming territories New!Re: Abraham Lincoln for the Republican Party Joseph Fick (Aug 12‚ 2012
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If I could change the world‚ money‚ the axis of evil‚ will not be the center of everything. It will just be a part of life‚ not the criterion of man’s success in life. People will stop killing each other for money; people will stop defrauding others of their money. If I could change the world‚ money will stop its reign as king over man’s soul. In Saudi Arabia‚ Women‚ dressed in black from head to toe with only their eyes sticking out‚ were moving about busily. If I could change the world‚ women
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Save water‚ save life Water is necessary for life. Water is needed for domestic‚ agricultural and industrial purposes. Three-fourth of Earth ’s surface is covered by water bodies. 97 per cent of this water is present in oceans as salt water and is unfit for human consumption. Fresh water accounts for only about 2.7 per cent. Nearly 70 per cent of this occurs as ice sheets and glaciers n Antarctica and other inaccessible places. Only one per cent of fresh water is available and fit for human use
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What Can We Do to Save Water Supplies? Undoubtedly people cannot imagine our life without water. We rely on it in every aspect of our lives. However there is a tendency nowadays to pollute and destroy everything we need‚ without paying special attention to it. Regrettably today a human being can hardly find any water body which is not affected by pollution. Is not it the time we started doing something to stop water pollution? First of all‚ we should stop dumping loads of sewage and other urban
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area can increase property values by at least 15%. For all these reasons it is very important for us to save trees and increase the green cover of the earth. We can start by planting more trees in our neighborhood. If we see any indiscriminate felling of trees‚ we can petition the authorities to stop it. Using less paper products is also a way to save trees for the paper industry needs trees to make paper. Using the computer to store data reduces the need to use paper. In all these ways we can help
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days we pollute mother earth very badly and slowly on the globe‚ there will not be any green left! I know we would not like that. You know‚ people do not value what they have until they have lost it. Well‚ in this case it is trees.Trees are important‚ valuable and necessary for the existence of any living creature on earth. They are essential to life as we know it. They even help keeping the food chain or food web in balance and they are the most important things on earth because all animals and
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Here’s how the use of water in everyday life takes place in different industries. Also mentioned are the ways in which the different industries can reduce their consumption of water in different processes: 1Food Processors- The main use of water in the food processing industries include washing and sanitation‚ cooling and heating and a lot of other tertiary functions. In order to conserve water in this industry‚ the water must be reused in other processes‚ like rinsing water can be
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Save the Whales Whaling is the hunting of whales‚ primarily for their large quantities of fat and meat. Its earliest forms date back to 3‚000 B.C. (whale facts). Before industrialization and technological advances in fishing technology‚ a whale’s large size made it a risky and deadly target. Today modern commercial whalers have hunted so many whales that they are responsible for the endangerment and near extinction of many whale species. If we don’t put an effort to stop this now we will surely
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