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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 it8.) 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)igorogen 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.
- 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 dunfThe 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?(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?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.(d) The Beer-Lambert law states that the absorbance (A) of light by a solution in a cuvette is given by: A = ln == 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 dm, 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 mor¹? (T) The molar absorptivity of Coumarin dye at 400 nm is three times larger than at 800 nm. How would the absorbance of the solution change, when measured with 400 nm light rather than 800 nm light?