Quiz 6 - Version 136 – Quiz 6 – Laude –(52455 1 This...

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Unformatted text preview: Version 136 – Quiz 6 – Laude – (52455) 1 This print-out should have 8 questions. Multiple-choice questions may continue on the next column or page – find all choices before answering.- d [A] a dt = k [A] = [A]- akt t 1 / 2 = [A] 2 ak- d [A] a dt = k [A] ln[A] = ln [A]- akt t 1 / 2 = ln 2 ak- d [A] a dt = k [A] 2 1 [A] = 1 [A] + akt t 1 / 2 = 1 ak [A] ln a b = ln a- ln b rate = k [A] x [B] y =- 1 a × d [ A ] dt k = A exp parenleftbigg- E a RT parenrightbigg ln k 2 k 1 = E a R parenleftbigg 1 T 1- 1 T 2 parenrightbigg 001 5.0 points Express the rate of the following reaction in terms of the [NaOH]. C 2 H 4 Br 2 +2 NaOH-→ C 2 H 2 +2 NaBr+2 H 2 O 1. rate = Δ[NaOH] Δ t 2. rate = Δ[NaOH] 2Δ t 3. rate =- Δ[NaOH] 2Δ t correct 4. rate =- 2Δ[NaOH] Δ t 5. rate = 2Δ[NaOH] Δ t Explanation: rate =- [C 2 H 4 Br 2 ] Δ t =- [NaOH] 2Δ t = [C 2 H 2 ] Δ t = [NaBr] 2Δ t = [H 2 O] 2Δ t 002 5.0 points Consider the combined Arrhenius equation....
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Quiz 6 - Version 136 – Quiz 6 – Laude –(52455 1 This...

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