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- 3SnCl4 + 4Al(C2H5)3 ----> 3Sn(C2H5)4 + 4AlCl3 A) In one experiment, 0.300 L of SnCl4 (d = 2.226 g/mL) was treated with 0.579 L of triethylaluminum (Al(C2H5)3); d = 0.835 g/mL). What is the theoretical yield in this experiment (mass of tetraethylstannane, Sn(C2H5)4)? B) If 0.352 L of tetraethylstannane (d = 1.187 g/mL) were actually isolated in this experiment, what was the percent yield?After the following reaction is balanced: C₆H₁₂O₆ + O₂ →CO₂ + H₂O. What are the stoichiometric coefficients of C₆H₁₂O₆, O₂, CO₂ and H₂O, respectively.6. _(6a)_ 2CUSO4. + 4NaOH » CH:COOH ±_(6b)__ + 2NA2SO4 + HzO
- Two successive reactions, D→E and E→F, haveyields of 48% and 73%, respectively. What is the overall percentyield for conversion of D to F?Consider the reaction below and answer the question below the reaction. A student performed a synthesis of ethyl 4-aminobenzoate (C) as shown in the reaction above. The student added 1.20 g of 4-aminobenzoic acid and 12.0 mL of ethanol together in the presence of sulfuric acid. The reaction mixture was heated to reflux for a period of 45 minutes. H₂N OH 4-aminobenzoic acid MM 137.14 g/m ol A + CH3CH₂OH ethanol MM 46.10 g/mol B ethyl 4-aminobenzoate ethanol H+ 4-aminobenzoic acid benzocaine none of the above H₂N OCH₂CH3 + H₂O Identify the limiting reagent of this reaction. Hint: the density of ethanol is 0.789 g/mL. ethyl 4-aminobenzoate MM 165.19 g/mol сConsider the reaction below and answer the question below the reaction. A student performed a synthesis of ethyl 4-aminobenzoate (C) as shown in the reaction above. The student added 1.20 g of 4-aminobenzoic acid and 12.0 mL of ethanol together in the presence of sulfuric acid. The reaction mixture was heated to reflux for a period of 45 minutes. H₂N OH 4-aminobenzoic acid MM 137.14 g/m ol A + CH3CH₂OH ethanol MM 46.10 g/mol H+ C-H (aliphatic): 3100 cm¯ -1 N-H: 2500 cm¯1 or ethyl 4-aminobenzoate MM 165.19 g/mol с C-H (aromatic): 2650 cm-¹ C=O: 1730 cm-1 all of the above H₂N B Identify the peaks that you would expect to see in the IR spectrum for ethyl 4- aminobenzoate. Note that both the peak and the wavenumber must be correct. OCH₂CH3 + H₂O
- Consider the reaction below and answer the question below the reaction. A student performed a synthesis of ethyl 4-aminobenzoate (C) as shown in the reaction above. The student added 1.20 g of 4-aminobenzoic acid and 12.0 mL of ethanol together in the presence of sulfuric acid. The reaction mixture was heated to reflux for a period of 45 minutes. H₂N OH 4-aminobenzoic acid MM 137.14 g/m ol A 77.7% 56.1 % 128 % 72.2 % + CH3CH₂OH ethanol MM 46.10 g/mol H+ H₂N OCH₂CH3 + H₂O ethyl 4-aminobenzoate MM 165.19 g/mol C B Let's assume the theoretical yield of the reaction is 7.22 g and the student produced 5.61 g of ethyl 4-aminobenzoate. What is the percent yield of the reaction?Consider the reaction below and answer the question below the reaction. A student performed a synthesis of ethyl 4-aminobenzoate (C) as shown in the reaction above. The student added 1.20 g of 4-aminobenzoic acid and 12.0 mL of ethanol together in the presence of sulfuric acid. The reaction mixture was heated to reflux for a period of 45 minutes. H₂N OH 4-aminobenzoic acid MM 137.14 g/m ol 2.44 g 1.21 g 3.24 g 1.45 g + CH3CH₂OH ethanol MM 46.10 g/mol B H+ H₂N OCH₂CH3 + H₂O ethyl 4-aminobenzoate MM 165.19 g/mol A с What is the theoretical yield for the reaction?12. Calcium chloride is used:(There may be multiple correct answers!) A) As a hemostatic agent B) As an antidote for poisoning with salts of heavy metals B) As an antihistamine D) In dentistry - for taking impressions from the jaws E) In surgical practice - for blood clotting.
- + vill 2) Consider the reaction in this experiment: NaNO2(aq) + H₂NSO,H(s) □NaHSO4(aq) + N2(g) + H₂O) If you start with 1.3 g of H₂NSO,H and an excess amount of NaNO2, (a) How many moles of N₂ will be produced? (b) What volume will the N₂ occupy at 25°C and 0.978 atm?yield for trans-[IrCl(CO)(PPH3)2]? İrcl3•3H2O (0.105 g, 0.3 mmol), PPH3 (0.393 g, 1.5 mmol), aniline (0.12 mL) and dimethylformamide (DMF, 10 mL) .094g of trans-[IrCl(CO)(PPH3)2] madeomework 104 A CM/Team Time x Homework 103 x Hornework 102 structure.com/courses/943/assignments/16424 Homework 104 Due: Fri Mar 12, 2021 8:00am Unlimited Attempts Available 1. Given the following reaction, answer the questions that follow: C,H3 + 5 O2 → 3 CO, + 4 H,0 a) If you begin with 3.5 moles of C,H, and 6.2 moles of O,, find the moles of carbon dioxide produced. b) Find the mass of CO, produced using your work in step (a) above.