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Numerical based on EDTA : 50 ml of std water containing 1 mg of pure CaCO3 per ml consumed 20 ml of EDTA
engineering chemistry updated 6.0 years ago by teamques10 ★ 70k
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Numerical based on ZEOLITE Process : The hardness OF 100.000 lit of water was completely removed by passing it through a zeolite softener.
engineering chemistry updated 6.0 years ago by teamques10 ★ 70k
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Numerical based on ZEOLITE Process : An exhausted zeolite softener was regenerated by passing 150 lits of NaCl solution
engineering chemistry updated 6.0 years ago by teamques10 ★ 70k
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Numerical based on BOD and COD : 2. A 25 ml of sewage water sample was refluxed with 10 ml 0f 0.25 N K2Cr2 O7 solution
engineering chemistry updated 6.0 years ago by teamques10 ★ 70k
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Numerical based on BOD and COD : 50 ml of water sample contains 840 ppm of dissolved oxygen
engineering chemistry updated 6.0 years ago by teamques10 ★ 70k
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Numericals on hardness of water : Calculate temporary, permanent and total hardness of water sample containing following impurities
engineering chemistry updated 6.0 years ago by teamques10 ★ 70k
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Numericals on hardness of water : A sample of water on analysis was found to contain following impurities in ppm. Calculate temporary permanent and total hardness.
engineering chemistry updated 6.0 years ago by teamques10 ★ 70k
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Numericals on hardness of water : How many grams of CaSO4 dissolved per litter gives 150 ppm hardness?
engineering chemistry updated 6.0 years ago by teamques10 ★ 70k
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Discuss the following treatment methods for municipal water 1) Bleaching Powder 2)Chlorine 3) Ozone
engineering chemistry updated 6.0 years ago by teamques10 ★ 70k
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What is activated sludge process? Explain the method with flow sheet diagram
engineering chemistry updated 6.0 years ago by teamques10 ★ 70k
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Define and give significance of BOD and COD
engineering chemistry updated 6.0 years ago by teamques10 ★ 70k
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Write a short note on Electrodialysis used for separation of cations and anions
engineering chemistry updated 6.0 years ago by teamques10 ★ 70k
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Explain hot and cold lime soda process with the help of diagram PROCESS(theroy)-
engineering chemistry updated 6.0 years ago by teamques10 ★ 70k
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Explain zeolite process of water softening includes the following points 1. principal 2. Classifications 3. Process 4.Softening Regeneration Reactions Advantage and disadvantages
engineering chemistry updated 6.0 years ago by teamques10 ★ 70k
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Write the principle of Lime Soda Process. Outline the chemical equations involve in soda lime process.
engineering chemistry updated 6.0 years ago by teamques10 ★ 70k
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What are cation & anion exchanges
engineering chemistry updated 6.0 years ago by teamques10 ★ 70k
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Write a note on Ultrafiltration
engineering chemistry updated 6.0 years ago by teamques10 ★ 70k
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Distinguish between BOD and COD
engineering chemistry updated 6.0 years ago by teamques10 ★ 70k
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Explain reverse osmosis in detail with the help of diagram
engineering chemistry updated 6.0 years ago by teamques10 ★ 70k
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Give the principle of EDTA method
engineering chemistry updated 6.0 years ago by teamques10 ★ 70k
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What is hardness? Distinguish between temporary and permanent hardness
engineering chemistry updated 6.0 years ago by teamques10 ★ 70k
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What is Natural Rubber explain synthesis and Drawbacks
engineering chemistry updated 6.0 years ago by teamques10 ★ 70k
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What is Vulcanization? Explain reaction
engineering chemistry updated 6.0 years ago by teamques10 ★ 70k
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Write a short note on polymers used in medicine and surgery.
engineering chemistry updated 6.0 years ago by teamques10 ★ 70k
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Write a short note on Conducting Polymer
engineering chemistry updated 6.0 years ago by teamques10 ★ 70k
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