Question 10 • Chemistry
Start with 1 C₆H₁₂O₆. Its 6 carbon atoms require 6 CO₂, and its 12 hydrogen atoms require 6 H₂O. Those products contain 18 oxygen atoms total; the sugar provides 6, so the remaining 12 oxygen atoms require 6 O₂. The coefficients are 1, 6, 6, 6, which is choice B.
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