Q8
The chemical heptachlor in anti-termite proofing has concentration by weight of:
A.
0.50%
AnswerB.
0.10%
C.
0.30%
D.
0.20%
Answer: Option A
Solution
Answer: Option A
Solution:
Heptachlor in anti-termite proofing has concentration by weight of 0.50%.