Water for town supply is chlorinate to make it free from<...
Water for town supply is chlorinate to make it free from
bad colour
bacteria
temporary hardness
permanent hardness
Correct answer is B
Chlorine helps to keep water from germs and bacteria.
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C(s) + H2O(g) → H2(g) + CO2(g) ΔG for the reaction above at 1300k is -43KJ. At this temp...
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Metals which react with steam only when they are red-hot include...
Which of the following reactions is common to all hydrocarbones? ...