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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Darius Humphrey Comp I-GE117 Mrs. R. 30 May 2012 “Seatbelts Save Lives” Seatbelts save lives; by wearing them we could have lower insurance premiums‚ have lower fatality rates in automobile accidents‚ and keep the cost of hospital care a little more under control. Did you know that the cost of hospital care for unbelted drivers is 50% higher than the cost for a belted driver? Studies by the National Highway Traffic Safety Administration also show that most unbelted drivers tend to drive more
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How Can I Save Energy At Home? There are many ways to save energy at home‚ some of these examples are: 1. Solar panels - Most modern homes are built with solar panels‚ and a lot of the older houses are now installing them. Solar panels are a great way to save energy because they create energy from the sun and lower your electricity bill saving you money. 2. Using gas instead of electrical appliances when cooking at home - When cooking with gas you have more control over the temperature
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be brave‚ she teaches us that we have to have courage‚ for our own sake. The article “Mich. Teen Helps Save Abduction Victim’s Life” by John Carlisle introduces us to a boy that lives us to the expectations of courage. He shows us that it is hard‚ but worth it to be courageous. In Michigan‚ a fourteen year old boy‚ James Persyn the third had to be more courageous than ever when he decided to save the life of a woman that he did not even know until she came knocking on his door asking for help. In
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When people talk about plating a tree to save the environment and the world‚ they think it’s a metaphor or a joke‚ but in reality one tree can make a massive difference in today’s society. Planting a tree is such a simple thing to do but it has many long-term benefits and it can make a huge difference towards the environment. Trees have played a critical role in maintaining safe levels of oxygen and carbon dioxide (CO2) in the atmosphere for millions of years. Trees remove and store CO2 from the
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USE ALTERNATIVE FUELS‚ SAVE PLANET EARTH We are all aware of the current state of our environment. Mother Earth is on the brink of total destruction brought about by pollution‚ irresponsible use of resources‚ and the excessive use of conventional fuel such as fossil fuel and nuclear energy. Part of the efforts to save our planet is to shift from using conventional fuels to alternative ones such as wind energy‚ solar‚ tidal‚ wave‚ oceal‚ thermal‚ dendrothermal‚ biogas and biodiesel‚ alcohol
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This technique can save many lives. By testing on creature models‚ this can lead to the more survival of a human being. By not doing animal experimentation for medical research millions‚ trillions of animals‚ birds‚ and humans can lost their life from some diseases. Dogs
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A) firewall B) source host C) router D) destination host Save Question 2 (1 point) Servers are normally given ________ IP addresses. Question 2 options: A) well-known B) static C) dynamic D) None of these Save Question 3 (1 point) Clients can send a DHCP request message to multiple DHCP servers. Question 3 options: True False Save Question 4 (1 point) Which is less expensive to implement? Question 4 options:
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washer and dryer when you have a full load. You could save 1‚000 gallons/month! 2. Water your lawn during the evening‚ when it is cooler and dryer. Watering in the morning‚ when it is hot and dry‚ leads to water evaporation. 3. Pick up some earth-bags at your local grocery store. Say no to both‚ “paper” and “plastic!” 4. Replace your old light bulbs with energy saving fluorescent bulbs. Sure‚ they may cost more money‚ but you will save on your energy bill in the future and they last longer
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Honey Bees Are Now on the List Honey bees are now on the endangered species list‚ and it’s the fault of humans. If they become extinct in the near future‚ then the life that people know now‚ would become very different. People need to help save the honey bees‚ or else they could lose a lot of foods that they need to survive. One main reason that the honey bees are on the endangered species list‚ is simply‚ humans. The government and outside construction companies‚ send construction workers to
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