Answer:
the first one which is A
Explanation:
the burning of fossil fuels causes both air pollution and water pollution
An atom or molecule with a net electric charge due to the loss or gain of one or more electrons. :)
On adding salt.....The boiling temperature increases.....
So ∆t= KB * molality
=O.52*(58/58)/4
= O.52*1/4
= 0.13
So increase is 100+.13=100.13°c