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How water rises in plants?

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

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How lime stone dissolves in water?

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

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What are heterocyclic compounds? Give two examples.

asked Sep 18, 2017 in Chemistry by shamroz (41.5k points)

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Define the law of mass action.

asked Sep 26, 2017 in Chemistry by shamroz (41.5k points)

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CO2 is necessary for plants but why its increasing concentration is alarming for us?

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

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Mention the disadvantages of detergents.

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

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Give some disadvantages of hard water.

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

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What is principle of fractional distillation?

asked Sep 26, 2017 in Chemistry by shamroz (41.5k points)

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Explain the water pollution because of industrial waste.

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

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Why and how carbon completes its octet?

asked Sep 17, 2017 in Chemistry by sonia (36.5k points)

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What are the causes of hardness in water?

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

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How water used as a cleaning agent in industries causes pollution?

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

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State and explain the neutralization reaction according to Lewis concept.

asked Sep 17, 2017 in Chemistry by sonia (36.5k points)

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What is blister copper?

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

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Why pesticides are used?

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

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Write a note in detail on smelting and bessemerization, giving a specific example'

asked Sep 26, 2017 in Chemistry by sonia (36.5k points)

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Mention the chemical reaction for the formation of metallic copper in the bessemerization process.

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

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Explain the methods of removing permanent hardness.

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

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Explain the reasons for considering water a universal solvent.

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

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What are the reasons for the formation of millions of organic compounds?

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

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