Assertion: After white washing the walls, a shiny white finish on walls is
obtained after two to three days.
Reason: Calcium Oxide reacts with Carbon dioxide to form Calcium
Hydrogen Carbonate which gives shiny white finish.
a) Both A and R are true, and R is correct explanation of the assertion.
b) Both A and R are true, but R is not the correct explanation of the assertion.
c) A is true, but R is false.
d) A is false, but R is true.
Answers
Answered by
1
Answer:option a
Step-by-step explanation:
Answered by
0
Answer:
the answer is (a) Both A and R are true, and R is the correct explanation of the assertion.
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