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A: E is assign the structure
Could you please help me with the major products in b and c thanks
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- d=2r Asignment sphere is te cur pressue Caertod on it is OKIOS Nm-2 Cmormal ofrtmos pherie pressure)- The sphere is lovseped into the Ocaen To a depth A. initially surrounderd by airsand at ohich the prissure s 2.0x 10t Nm-², The wolume ot The gphere in air is osm3. By haw much does Drd its wolime chenge once itigorogen enerqy of J of on at 3465 m/s. The mass ot Cokulate the kinetic election moving on election %s 9.11 x 10-31 kg.8.) Based on the reactions: :1.) 211,S + 30 2SOe + 2H,0) AH, =-1035.94 kJ 2SO + O) AH, = +197.78 k.J b.) 2S0 ) c.) 21,S + O 2S, + 2H,O AH, = +110.02 kJ Use Hesses Law to calculate AH for: 2S, + 30e)
- 1:53 PM Sun Oct 9 R₂, Y₁₁6= √24 ¾/2 I dx √24 a pe T 9) For the 2p, orbital, what is the most probable point (r, 0, d) where an e- will be found. -9/2 "Pest) ² = 0 3 4T COSO = (1 += COSO )² = 0 10:52 V @ 79% + +: 912/ACCORDINg to the Bihe matel 4.When'elcotaon jumps from n-4 to n-2 IS the eneryy dBsOPBeD oR emitter Bi WoUlt an ektron jump Arom n=4 to n-1 invelve 7. the in dunf(d) The Beer-Lambert law states that the absorbance (A) of light by a solution in a cuvette is given by. A = ID==ecL In=-= where lo is the incident light intensity, / is the transmitted light intensity, e is the molar absorptivity, c is the concentration of the solution, and Lis the path length of the cuvette. (1) Light with a wavelength of 800 nm is passed through a cuvette containing a solution of Coumarin dye. After passing through the cuvette, the light intensity was reduced to 10% of its initial value. What is the absorbance of the solution of Coumarin dye? (1) The concentration of the Coumarin dye is 0.004 mol dm3, and the cuvette has a path length of 1 cm. What is the molar absorptivity of Coumarin dye at 800 nm, in units of m² mot¹?
- The max of aspirin (molar mass 180g/mol) in neutral solution is 225 nm and & is 650 mol-¹Lcm ¹. An absorbance of 1.80 was measured for a solution of aspirin, with a 1 cm path length. Calculate the concentration of the aspirin solution.The transmittance of a solution measured at 590 nm in a 1.5-cm cuvette was 76.2%. (a) What is the corresponding absorbance?(b) If the concentration is 0.0802 M, what is the absorptivity of this species at this wavelength? (c) If the absorptivity is 10,000 L mol-1 cm-1, what is the concentration?Fish-liver oil is a good source of vitamin A, which is mea-sured spectrophotometrically, after correcting for background, ata wavelength of 329 nm.(a) Suggest a reason for using this wavelength.(b) In what region of the spectrum does this wavelength lie?(c) When 0.1232 g of fish-liver oil is dissolved in 500. mL of sol-vent, the absorbance is 0.724 units. When 1.67X10⁻³g of vita-min A is dissolved in 250. mL of solvent, the absorbance is 1.018 units. Calculate the vitamin A concentration in the fish-liver oil
- The first excited state of Ca is reached by absorption of 422.7-nm light. (a) What is the energy difference (J) between the ground and excited states? (Hint: See Section 18-1.) (b) The degeneracies are g*/g0 3 for Ca. Find N*/N0 at 2 500 K. (c) By what percentage will the fraction in (b) be changed by a 15-K rise in temperature?5. fa) The chemical shift of some tin (Sn) UNIT II 5. fá) The chemical shift of some tin ( compounds are as follows : Sn**; 0 mm/s, Sn (4-covalent); 2:1 mm/s and Sn2+; 3.7 um/s Explain.The first excited state of Cu is reached by absorption of 327-nm radiation. (a) What is the energy difference (J) between the ground and excited states? (b) The ratio of degeneracies is g*/g0 3 for Cu. Find N*/N0 at 2 400 K. (c) By what percentage will the fraction in (b) be changed by a 15-K rise in temperature? (d) What will the ratio N*/N0 be at 6 000 K?