Glucose has . . . . . . . . carbon molecules.
A. 10
B. 6
C. 5
D. 8
Answer: Option B
A. 10
B. 6
C. 5
D. 8
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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