Answer:d
Explanation: over time water evaporates which leaves you with the white crystals mass
A is correct because there is no reaction involved
Answer:
Conduction
Explanation:
Conduction is the transfer of heat energy from one substance to another or within a substance.
Answer:
a) False
b) False
c) True
Explanation:
a) Most sulfur oxides formed during combustion come from sulfur in the air: The sulfur burns in presence of oxygen to produce sulfur oxides, the source of sulfur is anthropogenic activities (Human activities).
So the given statement is false.
b) A flue gas scrubber removes SO2 pollution in a coal-fired power plant by using lime to convert the SO2 into alcohols:
False
The lime reacts with sulfur dioxide to give carbon dioxide and calcium sulfite.

c) True
c)