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- (i) (ii) (iii) (iv) 'I OMe HO H g H N Me Br SnMe3 OSiMe3 CHO OH NaNH, NH3 (1) Phl, Pd(PPH3)4 THF, reflux 1. Ph3P=CMe2 2. "Bu4NF 3. H30 + CH₂12, Zn C C₂H₂NO D C₁1H₁1N E C10H16O F C15H26O2I CottizO, ,+ L6O2-76ocOz+ Lott2+362.5 KJ what are the molors masses You You might need ? H2O? +20?27² +1052 Zn [Zn(H₂0) 3 (CO3)3 + EXCESS (052 2 Mile Zy [24 (H₂O)) ((0₂)₂ + Excess Co znoks E2₁ (H₂0ls (03) + Excess con 2 MUR 724103 A- How many moles OF 20003 will be prodnad & each Raction B. Explain In Detail te types of chanical Butching That i Hanned yosh alshes
- (d) By using the data provided below, calculate the PillingBedworth ratio for the nickel (Ni) – nickel oxide (NiO) system and determine whether NiO is protective against corrosion. Atomic mass of nickel = 58.7 g.mol-1 Density of nickel = 8.91 Mg.m-3 Molecular mass of nickel oxide = 74.7 g.mol-1 Density of nickel oxide = 6.67 Mg.m-3 (e) A stainless steel pressure vessel that has fracture toughness, K1C, of 197 MN.m-3/2 is going to be exposed to a stress of 398 MN.m-2 . By using this information explain how designers can determine the thickness of the vessel so that catastrophic failure can be avoided.OH and 0.20M NaCH3COO? !! II 12 2.C LOCH3 250 °C HBr }) m-CPBA MgBr
- 7. Solve for T q = mc(T; – T;) тс |text Nu Whe ofect wokl hgh presure have on the proketon of NOg? Why? 4 Wharwoud be the efat of ach of the fulowing on the equilbrium iimvolving the reacion o coke (C (s) when e prokre CO and H C) H,0) cog)+ H,(E) Akten of steam An increase in pvessure Removal of H as it is prodced Akng a catalst S he birding of axygen to hemagbbin (abbreviated Hb). giving oxyhemogldbin (HbO,) s partially glaed by he compk ad tcan be summarized as bolows: contraon of H and CO, in the blood. Although the equilibrum is very HbO, H CO, co,HbH + o, Accordg to Le Chaelers Princpe what wauld be the effect of each of the following on the squban? a The produc on of ac acid (whch contairs Hr) and CO, in a muscle during vigorous exercise? ng besh oxygen aiched a?1. A student synthesized 3.214g of Ni(NH3)„Cl2 from 4.023g of N¡C12•6H2O. He dissolved 0.81g of Ni(NH3)nCl2 in 40 mL of 1.0M HCI to make a sample for analysis. Molar mass: Ni 58.7; Cl2 71; NH3 1T; H2O 18. (1) A 0.20M Ni²* standard solution had an absorbance of 1.666, while his sample had an absorbance of 0.705. Calculate the Ni2+ concentration in his sample and the mass percent of Ni in the product. Note: A = ɛbc. (2) The student used 38.75 mL of 0.498M NaOH to neutralize excess HCl in 40mL of the sample. Calculate the mass percent of NH3 in the product.
- : Egbabl Qe A Solution is Prefared Tby dissdlving 6g AgNoz ina 250-ml Volumetric Hask and diliting the molaurity of the Silver nityate Solution How to Volume. alculute Many millimoles Ag No3. Were dissalved7 twt Ag Noz 169-9Hat(iv) CI. (v) 2x (vi) O 요 CI OMe O NaOMe NaOMe NH3 + H (cat.) J (C5H8O4) KInbox (208) - eleganceextreme10 X + X 557571&snapshotld=13245488id = 563649000&takeld=4bfba59b09f0e5b& aSearch this course ? X References Use the References to access important values ii needed for this question. A student ran the following reaction in the laboratory at 713 K: H N2(g) 3H2(g) = 2NH3(g) 1 008 When she introduced 3.32x10 A-Z moles of N,(g) and 5.82x102 moles of H(g) into a 1.00 liter container, she found the equilibrium concentration of NH3(g) to be 1.09x10 M Calculate the equilibrium constant, Ke, she obtained for this reaction. Kc Submit Answer 2. K from [Initial] and One [Equilibrium]: This is group attempt 1 of 5 Autosaved at 12:59 PM Next Back 1:05 PM x 11 9/24/2019 hp delete prt sc 12 insert ho 144