Which of the following mixtures of carbon has the highest boiling point?
A. acetic acid
B. chloroform
C. ethanol
D. methane
Answer: Option A
A. acetic acid
B. chloroform
C. ethanol
D. methane
Answer: Option A
Traditional 'battery' contains which of the following chemicals?
A. Ethylene glycol
B. Sulphuric acid
C. Sodium bicarbonate
D. Ethanol
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