Consider This Reaction: 8A(g) + 5B(g) $\rightarrow$ 8C(g) + 6D(g) If [C] Is Increasing at the Rate

question 89

Multiple Choice

Consider this reaction: 8A(g) + 5B(g) $\rightarrow$ 8C(g) + 6D(g) If [C] is increasing at the rate of 4.0 mol L¯¹s¯¹, at what rate is [B] changing?

• A) -0.40 mol L¯¹s¯¹
• B) -2.5 mol L¯¹s¯¹
• C) -4.0 mol L¯¹s¯¹
• D) -6.4 mol L¯¹s¯¹
• E) None of these choices is correct, since its rate of change must be positive.

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