Drawing Arrows KCN, HCI •N• W = C:O Ho: Ñ ΚΘ Q .H N O: :0: O: ΚΘ Drawing Arrows H N= KCN, HCI N ΚΘ Select to Add Arrows N. 'H :0: ΚΘ + C Undo Reset Dd
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- Determine the Ka for CH 3NH 3* at 25 °C. The Kb for CH 3NH 2 is 4.4 x 10 -4.Sulfur undergoes a phase transition between 80 and 100 C. S8(rhombic) S8(monoclinic) rH = 3.213 kl/mol-rxn rS = 8.7 J/K mol-rxn (a) Estimate rG for the transition at 80.0 C and 110.0 C. What do these results tell you about the stability of the two forms of sulfur at each of these temperatures? (b) Calculate the temperature at which rG = 0. What is the significance of this temperature?[1,3] Sigmatropic migrations of hydrogen cannot occur under thermal conditions, but [1,3] sigmatropic migrations of carbon can occur under thermal conditions. Explain!
- Qs I the akmes be levw war possble pr ocducts of un elininatim resction,how wauld you renk their likry arder of furmation fron most likely to kast lik ely? R R R R R R R II II IV (A)I, V, II,11,Iv (B) IV,,11,1, V (C)V,1,1,11,IV D)v,I, II,1,V E) I1,11,1, V,V. For the equilibriom 2CH4(G) 5SHC=CH@), fthe concentraHian of Ca Hy Ct equilbrium is 0.01375M, a whot Care the eqúli brium CancentrationS Of CHy and H2 7 b)Whatis the numencal vake of hc వివ్విiuon a Jotamerd tion 2AJ(S) + 3 Hzsou(cnो ->PIo. (S०५)2)07 ) + 3Hac3) जाणe जयार Joovchcadl प्रावd + AIनSoq) 3ुका ? when li18 mod of Ad ieactd with 1:14 mod of H2So4.
- Calculate the energy(kJ)whenphotons areejected from 3molesofhydrogen atomsupon an electron transition from n = 4to n = 2. ∆?=−??(1??2−1??Given that Kb for (CH3)3N is 6.3 × 10-5 at 25 °C, what is the value of Ka for (CH3)3NH at 25 °C?SE TF- R SF SF 0-R R-1-C (a) (b) (c) 5-1 For each of the following bond graphs, assign causality, predict the number of state variables, and write a set of state questions. All elements may be assumed to be linear with constant coefficients.
- 58. Which of the following which is/are true about the internal energy, E? (i) E = Efinal - Einitial (ii) E = Efinal + Einitial (iii) E = = Einitial - Efinal Select one: a. none of these b. (i) c. (iii) d. (ii)Consider a molecule having three energy levels as Part A follows: What is the probability that this molecule will be in the lowest-energy state? State Energy (cm-1) Degeneracy Express your answer to three significant figures. 1 1 500. 3 ΑΣφ 3 1500. 5 Imagine a collection of N molecules all at 400. K in which one of these molecules is selected. Pi = Note: k = 0.69503476 cm¬1 . K-1. Submit Previous Answers Request Answer X Incorrect; Try Again; 5 attempts remaining4. What is the expected J AB and J AC value of the following compound? J AB = Hb. Ha на O Hz and JAC.