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Mention a few application of cod test in environmental engineering practice.

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The heat of the sun reaches us and the intervening air is not heated up Why ?

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Which gas is used in bulbus ?

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When a glass rod is heated gradually and suddenly dipped in cold water, it cracks. What is the reason????????? When a cool glass rod is suudenly heatd, it cracks. Why?????????

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What are the advantages of soapy detergents over soapless

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What is the chief commercial use of Phosphorus ?

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What is hydrogenation of oils ?

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What is a cell?

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What is soot or lamp black ?

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What is OOS $ OOT ?

1 Answers   Alkem Labs,

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in Einstein's mass energy relation e=mc2 for what is c used or why is light required for reactions. Because the reactions are with help of neutrons

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Which element is liquid at ordinary temperature ?

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