A certain first order reaction has k = 2.51 s-1 .  If the initial concentration of the reactant is 6.50 M, how much will be left after two half lives (in M)? Give your answer to three sig figs

Q: 12. [-]The gas phase reaction 2N2O5(g) → 4NO2(g) + O2(g) obeys first order kinetics. The half-life…

A: According to the question, The half-life (t12) for the reaction at temperature (T1 = 0+273 = 273 K)…

Q: The first-order rate constant for the decomposition of N2O5, given below, at 70°C is 6.82 10-3 s-1.…

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Q: How to find the order of the reaction

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Q: The decomposition of N₂O5 to NO2 and O2 is a first-order reaction with the rate constant, <= 1.2 x…

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Q: At 568°C, cyclopropane rearranges to forms a molecule with a carbon-carbon double bond. C3H6…

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Q: A reaction has a rate constant of 0.00205 s–1. What is the half-life (in min to two decimal places)…

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Q: Dinitrogen pentoxide decomposes in the gas phase to form nitrogen dioxide and oxygen gas. The…

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Q: The rate constant for this first‑order reaction is 0.550 s−1 at 400 ∘C. A⟶products How long, in…

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Q: The following chemical reaction: A → products shows first order kinetics with respect to A; rate =…

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Q: How long will it take for 84%of the Ch3CN to convert to CH3NC.

A: As this is ist order reaction; ln A0/At = Ktln 1/0.794 = K5K = ln 1.259446K = 0.046 h-1

Q: N205(g) decomposes to form NOg) and O2g). The reaction is first order with respect to N205(g) and…

A: Given Decomposition of N2O5 N2O5 (g) --------------&gt; NO (g) + O2 (g) The reaction follows first…

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Q: Consider the hypothetical first-order reaction A products, k = 0.0275 s-1. If the initial…

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Q: Sucrose (C12H22O11) hydrolyzes into glucose and fructose. The hydrolysis is a first-order reaction.…

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Q: Consider the following reaction. aA +bB →→ cC whose first and second half-lives are 49.8 and…

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Q: The second-order rate constant for the following gas-phase reaction is 0.042 1/M.s. We start with…

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Q: 1.) Write the FULL reaction rate for the following chemical formula: 5H;C,0,(ag) + 2KMNO,(aq) +…

A: The given reaction is represented as follows:

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Q: The rate constant for this first‑order reaction is 0.0980 s−1 at 400 ∘C.   A⟶products After how…

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Q: The rate constant for this first-order reaction is 0.330 s- at 400 °C. A products How long, in…

A: The rate constant for this first-order reaction 0.330s-1 at 400oC.    A ------&gt; products Rate…

Q: this question. The gas phase decomposition of hydrogen peroxide at 400 °C H202(g)H20(g) + ½ 02(g) is…

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Q: In a study of the decomposition of the compound X via the reaction the following concentration-time…

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Q: The rate constant for this first‑order reaction is 0.0130 s−1 at 400 ∘C.   A⟶products After how…

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Q: Given a reaction vessel of 0.361 M C4H8(g) which obeys first order kinetics and has a half-life of…

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Q: The rate constant for this first-order reaction is 0.0530 s¹ at 400 °C. A →→ products After how many…

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Q: Sucrose (C12H₂O11), which is commonly known as table sugar, reacts in dilute acid solutions to form…

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Q: Rate constant k for a first order reaction has B ound to be 2.54 × 10-3 sec¯¹. Calculate its 3/4th…

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Q: What is the rate constant of a first-order reaction when 20.0% of a reactant remains after 30.0 s?

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Q: Molecular iodine, I2(g), dissociates into iodine atoms at 625 K with a first-order rate constant of…

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Q: For the first-order reaction, 2N₂O(g) → 2N2(g) + O2(g), what is the concentration of N₂O after 3…

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Q: 7) Compounds Q and R are known to react in the gas phase to form Compound X by the following overall…

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