Fill in the quantities for the acid and alcohol used in this experiment. Compound density, g/mL -methyl- -butanol cetic acid Molecular Weight, g/mol 88.148 g 40.0529 0.809 1.05 g used 2.83159 4.2g mol used 0.032mol 0.069 mol 3. What is the limiting reagent for the reaction? What is your theoretical yield (in grams)? Show calculations.
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- Use the following atomic weights and quantities to calculate the overall % yield of 4-chlorocarbonyl-4'-pentyllbiphenyl. Remember that your yield must be based on the stoichiometry (balance the reaction!), the limiting reagent, and that grams must be converted to moles. Filling out most of the chart will help. Give only two significant digits in your answer. If after rounding the answer is a whole number, do not include a decimal point. C = 12, H = 1, CI = 35.5, N = 14, O = 16, S = 32 formula formula weight milliliters density 4-carboxy-4'-pentylbiphenylthionyl chloride dimethylformamide → 4-chlorocarbonyl-4'-pentylbiphenyl 3.678 1.64 6.860 0.944 grams moles 13.314 7.117 Answer: % yield ?Given a sample of anise oil for its phenol (anethol) content determination, 10 ml was used as sample and after treatment with KOH TS, the non-phenolic layer in the neck of the cassia flask measured 1.5 ml. Calculate the (%) anethol content of the anise oil.If you have 0.121 mmols of benzil quinoxaline? Please put answer in grams to 4 decimal places (e.g. 0.0293). o-phenylenediamine and 0.3 mmols of benzil, what is the theoretical yield of
- If the solubility of a compound A in ether is 30g/100 ml, and the solubility of A in water is 15 g /100 ml. a) If 100 ml of aqueous solution of 3g of A are extracted twice with 100 ml ether. How much A total is extracted? b) How much A would be extracted if only one extraction, but with a volume of 200 ml of ether were extracted? c) What is your conclusion from the amount of A extracted in problems a and b above?In a reaction involving the iodination of acetone, the following volumes were used to make up the reaction mixture: 5mL4.0M acetone+10mL1.0M HCl+10mL0.0050MI2+25mLH2O a. How many moles of acetone were in the reaction mixture? Recall that, for a component A, moles A=MAV, where MA is the molarity of A and V is the volume in liters of the solution of A that was used. __________ moles acetone b. What was the molarity of acetone in the reaction mixture? The volume of the mixture was 50 mL, 0.050 L, and the number of moles of acetone was found in Part a. Again, MA=moles ofAV of soln. in liters __________ M acetone c. How could you double the molarity of the acetone in the reaction mixture, keeping the total volume at 50 mL and keeping the same concentrations of H+ ion and I2 as in the original mixture?TEST/REAGENT EXPERIMENTAL OBSERVATION A. Orcinol a. Brick red precipitate B. Benedict's test b. Magenta solution C. Ammoniacal silver nitrate c. Colored complex D. FeCl3 d. Red to blue litmus E. C6H5SO₂Cl, excess NaOH e. Blue green compound F. NaOH, H₂O, heat f. Decolorization G. t-butyl chloride/ AICI3 g. Liquid residue (lower layer) Silver mirror H. Br₂ in water, dark h. I. NH₂OH-HCI, KOH, FeCl3 i. Orange to red crystals J. Resorcinol Red condensation product Orange precipitate K. 2,4-DNPH k. L. lodoform test I. Yellow solution m. Yellow precipitate Given the following reagents and tests above, what could best differentiate the two compounds below? Provide also the letter of the expected experimental observation and state which of the two would give positive result. i تر j. "NH₂
- An organic chemistry laboratory Extraction; the extraction of crude naphtalene- benzoic acid mixture. Naphthalene is a suspect carcinogen and is toxic to aquatic life. Find an alternative pair of molecules that adhere better to the principles of green chemistry and can be separated by extraction using green' solvents. (kindly answer fully)What is the theoretical yield and limiting reagent for the reaction of benzophenone with sodium borohydride to form diphenyl methanol as described in the experiment provided if you begin with 1.75g of benzophenone in 25 mL of 95% ethanol and add 0.75 g of sodium borohydride portion wise over 45 minutes?2. Table of Reagents: Complete the following table of reagents (you may need to look some information up: 1 recommend the Sigma-Aldrich catalog/website as a useful source). Use the appropriate number of significant figures. Compound Mass Molar mass moles (g) (g/mol) 3. 3,84,163 34 154,25 37,83 4-tert-butylcyclohexanone 0,60 0.10 2.64.163 sodium borohydride 4-tert-butylcyclohexanol 1.32 156.27 8.45.105 Which is the limiting reagent? Calculate the % yield of 4-tert-butylcyclohexanol (show working and note significant figures).
- Complete the following table of reagents – think carefully about the stoichiometry. You will need to write these down to carry out the experiment. For each gram of benzil starting material. Molecular Mass Reagent Volume (mL) density Equivalents Amount required (g/mL) weight (g) (mmol) (g/mol) benzil 210.23 4.75 1.00 1.00 urea 60.06 0.432 1.75 7.19 Sodium hydroxide (30% w/v solution) 39,847 4 1.2 4.0 loo What volume of ethanol is required, per gram of benzil, to generate a solution with a concentration of 0.33M? Show your working.Use the following atomic weights and quantities to calculate the overall % yield of 4-bromo-4'-pentyllbiphenyl. Remember that your yield must be based on the stoichiometry (balance the equation!), the limiting reagent, and that grams must be converted to moles. Filling out most of the chart will help. Give only two significant digits in your answer. If after rounding the answer is a whole number, do not include a decimal point. C = 12, H = 1, Br = 80, Fe = 56 4-pentylbiphenyl iron 1 M bromine → 4-bromo-4'-pentylbiphenyl formula formula weight milliliters density 1.391 3.12 grams moles 3.807 4.937 Answer: 4.274 % yield ?Use the following atomic weights and quantities to calculate the overall % yield of 4-bromo-4'-pentyllbiphenyl. Remember that your yield must be based on the stoichiometry (balance the equation!), the limiting reagent, and that grams must be converted to moles. Filling out most of the chart will help. Give only two significant digits in your answer. If after rounding the answer is a whole number, do not include a decimal point. C = 12, H = 1, Br = 80, Fe = 56 formula formula weight 4-pentylbiphenyl iron 1 M bromine 4-bromo-4-pentylbiphenyl milliliters 0.616 density 3.12 grams 2.347 1.022 moles Answer: 2.985 % yield ?