The pollutant that contributes to the depletion of the oz...
The pollutant that contributes to the depletion of the ozone layer is
CFCs
NO2
SO2
CO
Correct answer is A
No explanation has been provided for this answer.
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Which of the following acids from normal salt only? ...
Dynamic equilibrium describes a situation where ...
The pH of a solution obtained by mixing 100cm3 of a 0.2M solution of NaOH is?...
The property of elements which increases down a group of the periodic table is ...