Answer / pallabi nath

decomposition is a chemical change.
sublimation is a physical change..

Answer / guest

(3) Sublimation

Which are the units of functioning in vssc?

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What is the Nutrition ?

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Among the various allogropes of carbon 1 Diamond is the hardest, lamp black is the softest 2 Diamond is the hardest, coke is the softest 3 Coke is the hardest, graphite is the softest 4 Diamond is the hardest, graphite is the softest

1 Answers  

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The ratio of pure gold in 18 carat gold is 1 60% 2 75% 3 80% 4 100%

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Which of the following is not a compound? 1 Silica 2 Red lead 3 Slaked lime 4 Black lead

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When and where was the tata institute of fundamental research founded?

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The major ingredient of leather is 1 Carbohydrate 2 Collagen 3 Polymer 4 Nucleic acid

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Using an applied force of a Newton across one meter is known as a:

4 Answers  

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The purest form of iron is 1 Steel 2 Cast iron 3 Pig iron 4 Wrought iron

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The average salinity of sea water is 1 2% 2 2.5% 3 3% 4 3.5%

1 Answers  

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What do you understand by nutritive constituents of food ?

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The first synthetic fiber made by man was 1 Rayon 2 Nylon 3 Polyester 4 Terycott

1 Answers  

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