1. Research on and discuss the basic properties and uses of MIC (methyl isocyanate). What type/s of precautions should be taken when working, dealing and storing MIC?
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- Nickel and copper ores are generally sulfides, whereasaluminum ore is an oxide. Explain this observation on thebasis of the hard/soft acid/base concept.* Apply Texas Sample AlpQLSebwoDBj2vU7wBBnRU6zwsGhDEQmCfCOLquDFEvd EkFFmXuw/viewfo E You've already resp... E Tylon Clark- Algebr.. E Copy of Tylon Clark... M esc nitrogen dioxide 4. Acetate can be shown as (C2H3O2 ^-) or (CH3COO ^-). * O True O FalseCalculate the concentrations of [H3O+], [HSO4-] and [SO42-] in 0.50 M sulfuric acid solution atequilibrium.
- The active ingredient in Antabuse, a drug used for the treatment of chronicalcoholism, is tetraethylthiuram disulfide The sulfur in a 0.4169-g sample of an Antabuse preparation was oxidized to SO2,which was absorbed in H2O2 to give H2SO4. The acid was titrated with 19.25 mLof 0.04216 N base. Calculate the percentage of active ingredient in thepreparation.(d) Compare the greenliness between the. following two schemes : Ca(NO3)2 acetic acid RScheme-I OH ÑO2 NO2 NaNO3 H2SO4 Scheme-II NO21 mol % [Ir(dF(CF3)ppy)2(dtbbpy)]PF6 DMSO, blue LEDs, rt Ph.
- C Metallic Tanta C The Substance C The Substance C The Substance C Which Of The C Get Homewor O 8 https://east.cengagenow.com film/takeAssignment/takeCovalentActivity.do?locator=assignment-take O Other Bookmarks [References) Use the References to access important values if needed for this question. In a study of the rearrangement of cyclopropane to propene at 500 °C (CH2)3 CH3CH=CH2 the concentration of (CH2)3 was followed as a function of time. It was found that a graph of In[(CH2)3] versus time in seconds gave a straight line with a slope of -1.02x10-3 s-1 and a y-intercept of -2.77. Based on this plot, the reaction is Norder in (CH2)3 and the rate constant for the reaction is s-1 zero first Submit Answer Try Another V second item attempts remaining Previnus Next 7:13 PM 5/5/2022 SONY WEB DISPLAY OFF One Touch Web Access Without Booting Up F8 Num Lk Ser Lk Prt Sc Sys Rq Insert Pause Delete Break F4 F5 F6 F7 F9 F10 F11 F12 -Backspace Home(a) How many grams of H2O2 are contained in a solution that requires for titration 14.05 mL of KMNO4 of which 1.000 mL 0.008378 g Fe (i.e. will oxidize that amount of iron from the divalent to the trivalent state)? (b) How many grams and how many milliliters of oxygen measured dry and under standard conditions are evolved during the titration?Which of the following can't function as a chelating agent. (choose all) a. SCN- b. NH2CH2CH2NH2 c. H2O d. F- e. C2O42-
- Q3:- Answer the following. 1. A process that deals with aqueous solutions for the purpose of extracting minerals. 2. What is a branching structure? 3. Explain with draw and equation Purification of Copper.Write the balanced equations for: a. The reaction of K₂CO3 with aqueous HCI b. The reaction of Na2Si₂O7 with aqueous HC1 State one major difference in physical properties between the two products in these reactions? Consider borate anions I, II and III shown below. 3- OH ANN HO OH HO OH OH HO HO OH !... он HO-B OH a. Determine the number Lewis acidic boron atoms for all three anions b. Determine the charge on anion III. Show any calculation and/or reasoning.7. The iron content of an organometallic compound was analyzed by adding nitric acid to a 0.5351-g sample and heating to volatilize the organic material. After ignition, the residue of| ferric oxide was found to weigh 0.2229 g. (a) What is the %w/w Fe in this compound? The carbon and hydrogen in a second sample of the same compound were determined by combustion analysis. When a 0.5567-g sample was carried through the analysis, 1.2119 g of carbon dioxide and 0.2482 g of water were collected. (b) Determine the %w/w C and %w/w H in this compound? (c) Determine the empirical formula of the compound?