What is the molecular formula of chloroform?
A. CCl4
B. CHCl3
C. CH4
D. C2H6
Answer: Option B
A. CCl4
B. CHCl3
C. CH4
D. C2H6
Answer: Option B
Traditional 'battery' contains which of the following chemicals?
A. Ethylene glycol
B. Sulphuric acid
C. Sodium bicarbonate
D. Ethanol
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