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- College of Teacher Bachelor of Secondary Education *promoting pedagogical excellence elor of Sec omoting pedage RIN ht: (a) (b) Br. C. CH3 b1. HNO3, H2SO4 2. Fe, H30*r H2/Pd s / oD Br NO2 (c) KMN04 7 (d) Cl CH3CH2CH2CI AICI3 H20 7. OCH3 4. Predict the major product(s) of the following reactions: OM (a) CI (b) CH CH CH3CH2C! AICI3 CH3CH2COCI AICI3 (c) CO2H HNO3 (d) N(CH2CH3)2 H2SO4 SO, H2SO4 ASITYA 1.59 g sample containing KI was analyzed gravimetrically and 0.0538g of Barium Iodate was recovered... express the results of this analysis as percent posassium iodide.POin Elevation Aselution in preparnd by dissolving 15.60gof ordinary ger (sueroe, CHO, molecular weight-342 amu) in 15.00 gof water Calculante the boiling peier of the solution Sacose i anovolatile nonelectrolyte Solvent TC) THC) rCkg/mal) rChg/moll Benzene, Cal 80.1 253 55 530 Camphor, Cato 204 176 37.7 Cyciohexane, CH B0.88 2.79 6.50 202 Nitrobenzene, Cll, NO, 2108 524 81 water, H0 100.0 0.00 Submit Sho A h E Try A
- Alt Alt Ctrl HRA chemist pRopaped 1 レ dissilving B.0g of Ag NO, in wateR matke 350.0mb to of Sólution. what is the molaizity Of the solution? molaR mass of silver hiticate =ll09.889mil %3DQ2: (A) Sketch the following Miller indices: 1.[102] 2. (2110) 3.(312)Name the active depigmentation ingredients in the following Facial Lotion, (PEG 8-propylene glycol; 2-ethyl-hexyl salicylate; thioglycine;Hydroquinone;NaHSO,/Na,SO;; Al-citrate; Ethanol, Water) 1. 2 3 .. *....
- The following data was obtained when four bottles of wine, were analyzed for residual sugar content and the results obtained are the followingB Bottles % w/v Residual Sugar 1 0.97, 0.86, 1.02 2 1.25, 1.32, 1.13, 1.20, 1.12 3 0.9, 0.92, 0.73 0.72, 0.77, 0.61,0.58 a) For each set, determine the mean, spread, standard deviation s and coefficient of variation. b) Calculate the pooled standard deviation, spooled. 2.Mganga is doing a routine analysis in a copper plating factory. He is regularly making up solutions of verypure CuSO4.5H2O. He suspect that a batch of a reagent used to make up a stock solution of CuSO4.5H2Ois impure and it may contains some CuCl2. He asked you to determine the percentage impurity as follows:Dissolve1.500g of a mixture and make up to 1.00L mark.150mL of this solution was treated with 20.00mLof 0.100M AgNO3 to remove 98.6% of chloride as AgCl precipitate.help solvinf for the %T, and both diluted and actual PO4s Beer's Law Piot Information Linear Regression Equation |y=664x+0.13 R- value 0.9938 Molar Absorbtivity(M'em') [0 13 Soft Drink Phosphate Data( need to to do all unknowns) diluted [PO4 Soft Drink Unk. Vol. of Soft Dilution actual (PO4] %T Absorbance Drink(mL) Factor (µM) 1 0.50 0.362 2 0.50 0.330 15 3 0.50 0.337 5
- StatisticalAnalysis of Data. Provide what isasked. a.Mean values of ppm Ca and ppm Mg .b.Median values of ppm Ca and ppm Mg. c.Std. dev. of ppm Ca and ppm Mg.CamScanner 09-05-2021 08.01.p x O File | C:/Users/taylo/OneDrive/Desktop/CamScanner%2009-05-2021%2008.01.pdf (D Page view A Read aloud V Draw E Highlight O Erase 2 of 9 Scanned with CamScanner char E E1A.11(a) A vessel of volume 22.4 dm' contains 2.0 mol H,(g) and 1.0mol ´N,(g) at 273.15K. Calculate (i) the mole fractions of each component, (ii) their partial pressures, and (iii) their total pressure. P1/ at C E1A 11(hLA vocol af---1 Scanned with CamScanner O Ai 56°F Sunny ^ 9 G 1) 8:12 AMThe following molarities were calculated from replicate standardization of a solution: 0.5, 0.5002, 0.501 ,0.5025,0.5022,0.5024 0.5013, upper limit of the 95% confidence interval?