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Chemistry
Sprinkling of salt helps in clearing the snow covered roads in hids. The phenomenon involved in the process is
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Q. Sprinkling of salt helps in clearing the snow covered roads in hids. The phenomenon involved in the process is
Solutions
A
lowering in vapour pressure of snow
10%
B
depression in freezing point of snow
62%
C
increase in freezing point of snow
12%
D
melting of ice due to increase in temperature by putting salt
16%
Solution:
When salt is spread over snow, snow starts melting from the surface because of depression in freezing point and helps in clearing the roads.