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There are 18 students in Jacob's homeroom. Six students bring their lunch to school. The rest eat lunch in the cafeteria. In the simplest form, what fraction of students eat lunch in the cafeteria? Step) 4'-amino-2',6'-dimethyl-[1,1'-biphenyl] -3-carboxylate[59557-90-3]4-bromo-3,5-dimethylaniline (lg, lOmmol), (3- (methoxycarbonyl) phenyl) borate (2 · 7g, 15mmol), potassium carbonate (4 · 14g, 30mmol), [ 1,1 '- bis (diphenylphosphino) ferrocene] dichloropalladium dichloromethane complex (. 0. 37g, 0 5mmol) was dissolved in N, N-dimethylformamide (30mL) and water (10mL), and stirred at 90 C for 1 hour. The reaction was cooled to room temperature and added water (30 mL) was diluted with ethyl acetate (200mL X 2), the combined organic phase was washed with saturated sodium chloride solution (50 mL), dried over anhydrous sodium sulfate, filtered, and the filtrate was concentrated under reduced pressure. The residue was purified by silica gel column chromatography (petroleum ether: ethyl acetate = 4: 1) to give the title compound as a pale yellow solid (2. 1g, 82% yield). To a solution of 3,5-dimethylaniline 1a (80 g, 660 mmol) in 800 mL MeCN was added a solution of NBS (117g, 660mmol) in 400 ml MeCN at ice-bath, stirred at room temperature for 16h. The reaction mixture was concentratedunder reduced pressure. The residue was purified by silica column chromatography (Eluent C) to give title product 4-bromo-3,5-dimethylaniline 1b (90 g, yellow solid), yield: 68.2percent.MS m/z (ESI): 200 [M+1]

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Milka's grandmother planted 12 rows of vegetables. 1/6 of the rows are carrots. The rest is parsley. How many rows are planted with parsley?Dea makes 18 out of 27 shots in a basketball game. Which decimal represents the fraction of shots Dea makes?

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With dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2; potassium carbonate; In water; N,N-dimethyl-formamide; at 90℃; for 1h; To a solution of 3,5-dimethylaniline 1a (80 g, 660 mmol) in 800 mL MeCN was added a solution of NBS (117g, 660mmol) in 400 ml MeCN at ice-bath, stirred at room temperature for 16h. The reaction mixture was concentratedunder reduced pressure. The residue was purified by silica column chromatography (Eluent C) to give title product 4-bromo-3,5-dimethylaniline 1b (90 g, yellow solid), yield: 68.2%.MS m/z (ESI): 200 [M+1] Flow control valves, centering bushings, O-rings for direct connection, fitting screws (SRU-plus 63 only), assembly and operating manual with manufacturer’s declaration What is 90 Divided by 3 Using Long Division?". VisualFractions.com. Accessed on November 2, 2023. http://visualfractions.com/calculator/long-division/what-is-90-divided-by-3-using-long-division/. To make the answer to 90 divided by 3/4 in decimal form, you simply divide the numerator by the denominator from the fraction answer above:Jurgen Klopp's side looked to be strolling to victory after dominating the opening phase and scoring three goals, only to then deliver a sloppy, careless and complacent performance to throw Spurs several lifelines. In a letter puzzle game, John can use every alphabet only once. He used only 8 alphabets to solve the puzzle. What fraction of the 26 alphabets did he use? Express your answer as a fraction in the simplest form. In case of major fire and large quantities: Evacuate area. Fight fire remotely due to the risk of explosion. To a solution of [59557-90-3]4-bromo-3,5-dimethylaniline (3.47 g, 17.4 mmol) and diisopropylethylamine (5.3 mL, 30.4 mmol) in DMI (13 mL), 2-bromoisobutyric acid (3.86 g, 23.1 mmol) was added at room temperature. The mixture was stirred at 100C for one hour. And then 2-bromoisobutyrate (496 mg, 2.97 mmol) and diisopropylethylamine (0.8 mL, 4.59 mmol) was added and the mixture was stirred at 100C for one hour. Methanol (52 mL) and a 5 N aqueous sodium hydroxide solution (52 mL, 260 mmol) were added to the reaction mixture at room temperature, and then this mixture was stirred at 75C for 1.5 hours. The reaction mixture was cooled, followed by addition of water and adjustment of the pH to 5 using a 1 N aqueous potassium hydrogen sulfate solution, and then extracted using ethyl acetate. The organic layer was washed with water, then dried over anhydrous magnesium sulfate, and concentrated to yield 2-((4-bromo-3,5-dimethylphenyl)amino)-2-methyl propanoic acid as a crude product (5.79 g). MS(ESI) m/z = 286,288 (M+H)+ To a solution of 3,5-dimethylaniline (3.0 ml, 24 mmol) in ice cold dichloromethane (200 ml) was added trifluoroacetic anhydride (4.18mL, 1.25 equivs). After 30 minutes, bromine (1.2 ml, 0.97 equivs) was slowly added over 5 minutes. After aqueous work-up and drying in vacuo the recovered crude (6.81 g, 96percent) was taken up in dry THF (40 ml). The solution was cooled to -78 0C and methyl lithium'lithium bromide complex (21 ml, 1.3 equivs) was added. After 5 minutes, s-butyllithium (20 ml, 1.3 equivs) was added followed by di-t-butyldicarbonate (8.02 g, 1.6 equivs). Following aqueous work up the crude amide was taken up in a 3:1 solution of methanol: water (100 ml) followed by sodium hydroxide (5 ml, 1OM, 2 equivs). The reaction was stirred at 6O 0C overnight. Solvent was removed and the crude was diluted with dichloromethane, washed with water, brine, and dried over sodium sulfate. The aniline was then taken up in dichloromethane (2 ml) and n-propylisocyanate (74 μL, 1.2 equivs). After two hours, solvent was removed and the crude residue was taken up in HCl/ethanol solution (1.2M, 15 ml) and stirred at 50 °C overnight. After solvent was removed, the crude 2,6-dimethyl-4-(3- propyl-ureido)-benzoic acid was isolated as a white solid (94 mg).[0425] 1H NMR (CDCl 3) δ 0.83-0.99 (m, 7H), 1.02-1.11 (m, IH), 1.46-1.77 (m, 8H), 2.11 (s, 6H), 2.48-2.57 (m, IH), 1.66-1.82 (m, 3H), 3.12-3.22 (m, 3H), 3.52-3.20 (m, 4H), 3.75-3.82- 3.90 (m, IH), 4.11-4.25 (m, IH), 5.67-5.75 (m, IH), 6.61 (s, 2H), 6.89 (d, IH, J= 6 Hz), 7.03 (s, IH), 7.22 (s, IH), 7.27-7.32 (m, IH), 7.48 (s, IH), 8.87 (br s, IH); ES-MS m/z 573 (M+H).

Fraction calculator - calculation: 3/4 - HackMath

is the rotation time of pinion/flange around the nominal rotation angle. Valve switching times, hose filling times, or PLC reaction times are not included and are to be considered when cycle times are calculated.If you look at the mixed fraction 30 0/3, you'll see that the numerator is the same as the remainder (0), the denominator is our original divisor (3), and the whole number is our final answer (30).

What is 90 Divided by 3 Using Long Division? - Visual Fractions

IF INHALED: If breathing is difficult, remove victim to fresh air and keep at rest in a position comfortable for breathing.An ant climbs 2/5 of the pole in the first hour and climbs 1/4 of the pole in the next hour. What part of the pole does the ant climb in two hours?