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What are the reasons of waterborne diseases?

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Differentiate between soft and hard water

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Explain the Lewis concept of acids and bases.

asked Sep 17, 2017 in Chemistry by shamroz (41.5k points)

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How combustion of fossil fuels in internal combustion engine produces oxides of nitrogen?

asked Sep 22, 2017 in Chemistry by shamroz (41.5k points)

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Justify the statement: house hold water is the reason of water pollution.

asked Sep 25, 2017 in Chemistry by sonia (36.5k points)

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What is percentage of nitrogen in urea?

asked Sep 25, 2017 in Chemistry by shamroz (41.5k points)

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Why the alkanes are called 'paraffin's'?

asked Sep 21, 2017 in Chemistry by sonia (36.5k points)

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Compounds of sulphur are air pollutants.

asked Sep 23, 2017 in Chemistry by shamroz (41.5k points)

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Why organic compounds are numerous?

asked Sep 19, 2017 in Chemistry by sonia (36.5k points)

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What is function of fertilizers?

asked Sep 24, 2017 in Chemistry by sonia (36.5k points)

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How can you prepare ethene from alcohol and ethyl bromide?

asked Sep 20, 2017 in Chemistry by shamroz (41.5k points)

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What are the components of nucleotide?

asked Sep 21, 2017 in Chemistry by shamroz (41.5k points)

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Why pure water is not a strong electrolyte?

asked Sep 16, 2017 in Chemistry by shamroz (41.5k points)

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What is an ester group? Write down the formula of ethyl acetate.

asked Sep 18, 2017 in Chemistry by sonia (36.5k points)

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How the basic salts turn into normal salts? Explain with an example.

asked Sep 16, 2017 in Chemistry by sonia (36.5k points)

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Give the balanced equation for the formation of glucose.

asked Sep 21, 2017 in Chemistry by shamroz (41.5k points)

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Explain different radicals of butane.

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What do you mean by genetic code of life?

asked Sep 22, 2017 in Chemistry by sonia (36.5k points)

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What is difference between glucose and fructose?

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Relate the contribution of Ibn-al-Haitham and Ali-lbn-lsa.

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