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Propose an efficient synthesis for the following transformations using ONLY acetoacetic ester synthesis.
R1 and R2 are the alkyl groups that should be added to the alpha carbon labeled in one of the attached image.
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- Which one of the following does not come under the category of systematic error? (A) Instrumental error (B) Method error (C) indeterminate error (D) Personal errorAs viewed from Earth, most stars appear to move across the sky each night because A stars orbit around Earth B Earth rotates on its axis C stars revolve around the center of the galaxy D Earth revolves around the sunThe Bay of Fundy in Nova Scotia, Canada is reported to have the largest tides in the world with high tide and low tide occurring two times per day. The tides can measure ft in height. At the Hopewell Rocks at Hopewell Cape, over approximately 50.0 on a specific day height increase was recorded as a rate of 6.08 feet per hour. What is the rate in meters per second ? ARTING AMOUNT ADD FACTOR DELETE ANSWER RESET *( ) %3D 60 5.15 x 104 1 0.332 7 50.0 111 1.20 x 103 0.3048 12 6.08 0.0309 ft ft/h h min day m/s S
- Doc X ← → C N Netflix Cos x Lapix M Inbc x X learn.canterbury.ac.uk/ultra/courses/_19016_1/outline/edit/document/_3537021_1?courseld=_19016_1&view=content The X Satu X Buy X a Ama X C Sho x X Gwha x o Ema X Intro X Cat X alculato "maxl ▸ (35 x ₁₁ G how x + F 8. A particular enzyme at a research facility is being studied by a group of graduate students. This enzyme has a Km value of 5.0 X 106 M. The students study this enzyme with an initial substrate concentration of 0.055 M. At one minute, 7 µM of product was made. What is the Vmax? 30101 Chem101 b Search results for 'Using the infor x B Brainly.com - For students. By stu X G Using the information in the tab + -> A app.101edu.co I Apps y! email b bartleby B Brainly.com - For st. = Google Docs M gmail O eagle adv H school email S canvas m Monthly | My Classes 101 Chem101 general E Reading list Question 19 of 44 Submit Using the information in the table, the rate law for the reaction A(g) + 3 B(g) → C(g) + 2 D(g) is Rate [A], (M) [B], (M) (M/s) A) Rate = k[A][B]³ 1.25 0.100 0.850 B) Rate = k[B] C) Rate = k[A][B] 1.25 0.300 2.55 D) Rate = k[A][B]² 3.75 0.200 5.10 2:47 PM P Type here to search 67°F Clear 7/19/2021 近Calculate mass index
- CH₂-COOH Citric acid has the formula HO-C-COOH I CH₂-COOH CH2–CDD - Na* + HD-C-CDD- Na CH₂-COO- COO-Na A 25.0 mL sample of a concentrated citrus fruit cordial component (e.g. for lime juice), used in the food & drinks industry, was diluted to 250 mL in a graduated volumetric flask. A 25.0 mL sample of this diluted solution, required, on average, 22.5 mL of a standard 0.100 molar sodium hydroxide solution using phenolphthalein indicator for the titration end-point. A) 0.0075 Assuming all the acid in the cordial was citric acid, calculate the concentration of the acid in g/mL in the original solution. B) 0.576 D and is tribasic acid, forming the tri-sodium salt on complete neutralisation with sodium hydroxide. 1.44 0.00225The chirping rate of a cricket, X, in chirps per minute near room temperature, is X = 7.2t – 32 where t is the temperature in °C. Calculate the chirping rates at 20°C and 30°C. (in chirps/min) (Enter your answer to three significant figures.)On a dry day, your hair flies apart when you brush it. How would you explain this?Match the words in the left column to the appropriate blanks in the sentences on the right.
- A pure substance that is composed of only one type of atom is______. Group of answer choices a particulate a homogeneous mixture a heterogeneous mixture an element a macroscopic particleWhat are the steps in the Chapman cycle? Explain the importance.In Active Example 3-29 you calculated that you would have to work six weeks to earn enough money to buy a 1082.49 television. You would be working five shifts of four hours each at 9.25/hr. But, alas, when you received your first pay check, you found that exactly 23 of your earnings had been withheld for social security, federal and state income taxes, and workers compensation insurance. Taking these into account, how many weeks will it take to earn the 1082.49?