Which of the following is used to make perfumes as well as flavoring agents?
A. ethanoic acid
B. methanol
C. ester
D. ethanol
Answer: Option C
A. ethanoic acid
B. methanol
C. ester
D. ethanol
Answer: Option C
Traditional 'battery' contains which of the following chemicals?
A. Ethylene glycol
B. Sulphuric acid
C. Sodium bicarbonate
D. Ethanol
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