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- Differentiate between circumstances for the use of nRln(V2/V1) ??? Cvln(T2/T1) in calculating change in SAktiv Chemistry ← → C tab shift + esc caps lock X https://app.101edu.co ! Aktiv Chemistry 40% Phthalonitrile (CHN) is produced by the ammoxidation of o-xylene (C₂H₁) according to the following reaction: 8 C₂H₁(1) + O₂(g) + NH₂(g) → C₂H₂N₂(s) + H₂O(l) 8 10 8 4 How many moles of water would be produced by the complete ammoxidation of 130.0 grams of o-xylene? 2 F2 N W S #3 20 F3 E X 30 $ 4 X + D 8888 F4 R C LO LO % 5 F F5 T Question 12 of 17 V G Y 7 F7 H B U 00 DII F8 J F9 K 4 N M +/- 1 7 70 I F10Distinguish between TSS and TDS to understand why one is a physical parameter and the other is a chemical parameter.
- distinguish between the circumstances for the use of nRln(V2/V1) and Cvln(T2/T1) in calculating change in SP17B.13 Cyclopropane isomerizes into propene when heated to 500 °C in the gas phase. The extent of conversion for various initial pressures has been followed by gas chromatography by allowing the reaction to proceed for a time with various initial pressures: PJTorr 200 200 400 400 600 600 t/s 100 200 100 200 100 200 p/Torr 186 173 373 347 559 520 where p, is the initial partial pressure and p is the final partial pressure of cyclopropane. What is the order and rate constant for the reaction under these conditions?In a certain collision, an energy equivalent to 400 kJ mol−1 is delivered; the energy needed to break a bond is 350 kJ mol−1; there are 5 relevant molecular modes. What is the value of the P steric-factor for the reactive encounter? (Answer: p = 1.3 x 10-4)
- eleganceextreme1 X (208) + X 7571&snapshotld=1324548&id =563649000&takeld=4bfba59b09f0e5b& aSearch this course References Use the References to access important values if needed for this question. A student ran the following reaction in the laboratory at 639 K: H2(g) + I>(g 2HI(g) A-Z When she introduced 0.311 moles of HI(g) into a 1.00 liter container, she found the equilibrium concentration of HI(g) to be 0.249 M. Calculate the equilibrium constant, K, she obtained for this reaction. Kc Submit Answer K from [Initial] and One [Equilibrium]: This is group attempt 1 of 5 Next Autosaved at 12:59 PM Back 1:05 PM 4x 11 9/24/2019 hp delete prt sc insert 12 f11 10 144D²1 Quizzes - Spring 2023 SPE XQ Ch 12-14, 18 Public speakin x с app.101edu.co < + 1 Ch 12-14, 18 Public speakin x + Balance the following chemical equation (if necessary): V₂O(s) + HCl(aq) → VOCI (s) + H₂O(1) 2 04- Reset 0 ♡ 2 3 VOCI ( ) 4 D2L Quiz 10-12 - Spring 2023 C X Time's Up! H₂O □ 5 n 0₂ ☐3 04 05 06 л O) 6 + 2+ 7 07 V.O. 2 5 ल = (s) (1) y google - Yahoo Search Rest X ³+ 4+ 8 9 ☐8 • x H₂O 0 (g) (aq) HCI 口。 Delete Aktiv Chemistry G + Update: Submitim 022, 9:20 am HW4, Ch14 Q1. Hint: Initial Change Equil 32:56/59-23 F5 H₂(g) + [₂(g) = 2 HI(g), K₂ = 54.3 at 430°C Inital CH2=0.40M 0.40 O O K₂=54.3 = 13 Z x FO x x (0.40-22)² (*) (*) MacBook Air F7 ▶11 -2x 0.40-2X and Solve for x find equilibrium cone of each Species
- General method used by enzymes to catalyze the first step of a 1,4-elimination reaction. In this figure, 1 and 2 are generic proton donors and acceptors that are part of the enzyme active site. The rest of the polypeptide chain, which surrounds the substrate in the active site and sequesters it from bulk solvent, is not shown for clarity. H you ₁ XH R :X 2 rpm, 1 OH R XH 2 A. Inspect the figure. Draw a reaction coordinate diagram (energy vs reaction progress) that shows the enzyme- catalyzed reaction (as shown above) and uncatalyzed reaction. Make sure your sketch accurately reflects relative free energies of various species. B. What are the chemical roles of 1 and 2 in the enzyme-catalyzed reaction shown in Model 3? C. Propose specific amino acid side chains that could best serve the functions of 1 and 2 in the enzyme depicted in Model 3. Justify your choices.NO + O3 --> NO2 + O2 (1) NO2 + hv --> NO + O3 (in the presence of O2) (2) With k1=2.2x10-12 exp(-1430/T) cm3 molecule-1s-1 and k2=1x10-2 s-1 (ie, at noon). Calculate the steady-state concentration of NO and NO2 at noon based on the above reactions.(a) (i) Ksp value of Cul is 5.0 x10-12 mol2dm at 25 °C. Calculate the maximum number of moles of Cul that can be dissolved in 1 dm³ of water at 25 °C. (ii) Calculate the maximum number of moles of Cul that can be dissolved in 1 dm³ of 0.1 moldm³ of Nal solution at 25 °C.