Answer:
b. is always a weak electrolyte.
Explanation:
Such compounds of low solubility dissociates partly and hence cannot be strong electrolytes
Answer : The complete net ionic reaction between
and
in an acid solution, can be written as :-
The S waves arrive second
Magnetism is inversely proportional to distance
this means that if distance increases magnetic attraction force decreases
a)CO is the main air pollutant (b) All pollutants are not wastes (c) Water is polluted by dissolved oxygen (d) Lichens are pollution indicatorsnation: