Answer / aish

urea is the main source of nitrogen to the soil,
but NPK fertilizer provide nitrogen, phosphorus as well as potassium.

Answer / guest

urea made up of n2, c, o2
NPK made up of N2, P, K

After conducting an internet search for ways to reduce energy costs, I found a recipe for whitewashing that is said to reflect sunlight. The recipe calls for 20 pounds hydrated lime to 5 gallons water to 1-quart polyvinyl acetate. What is a good source of polyvinyl acetate that I can buy at a local store?

0 Answers  

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Explain how can you separate hydrogen peroxide into hydrogen and oxygen?

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which reformer efficiencywise best?

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types and working of compressor

1 Answers   IOCL,

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pleas tell me about chemical engineering apptitude test..

0 Answers   IOCL,

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Why is the freezer placed at the top in a refrigerator, why not at the bottom ?

2 Answers  

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when selecting psv(pressure safety valve),what are all things we have to keep it in mind?

4 Answers   Qasco,

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why do tangential entry require for a cyclone separator?

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What is a good source of information for the design of pressure vessels?

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hai please please if any one have useful test related and interview based question plz send me at saify_0@hotmail.com i will be thankfull

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On what basis are materials to be crushed evaluated apart from size?

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hai....i am chandrika. if anybody having test questions for HAL,HPCL,ONGC,IOL...PLS SEND THE QUES WITH SOLVED ANSWERS TO ME TO MY MAIL ID chandrismiles@yahoo.co.uk

0 Answers   HAL,

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