Which of the following pollutants will lead to the deplet...
Which of the following pollutants will lead to the depletion of ozone layer?
chlorofluorocarbon
carbon (ii) oxide
hydrogen sulphide
sulphur (iv) oxide
Correct answer is A
No explanation has been provided for this answer.
Which of the following statements about soapless detergents is correct? They ...
What is the electronic configuration of an element represented as 199X?...
When the end alkyl groups of ethyl ethanoate are interchanged, the compound formed is ...
Which of the following substances is a basic salt? ...
Which of the following compounds reacts with sodium hydroxide to form a salt? ...
The gas responsible for most of the fatal explosions in coal mines is...