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HELP- easy question. Question: 7.2 grams of crude product was obtained. Following distillation, 5.8 grams of...
mass recovered 0.879grams
1.200grams of the reactant was used
(g) Mass of crude 4-tert-butylcyclohexanol Mass of empty beaker grams Mass of beaker + crude 4-tert-butyleyclohexanol grams (next week) Mass of crude 4-tert-butyleyclohexanol grams (next week) 2. Based on your experimental data, what is the theoretical yield of your product 4-tert-butylcyclohexanol? This number should be calculated from the actual amounts that you measured out. Be sure to show all labeled mole ratios. Theoretical Yield = grams 3. What was the percent...
Help with limiting regent show all steps.
ANAL A.2 Results Weight of crude product obtained: 0.731 Weight of pure product obtained: 0.560 Moles of pure product obtained: 0.0031 mol Melting point of pure product: ) 168-169 (method used - Yield calculation 168.3-1691 i) weight used = 1.003g no. of moles = 0.0073 so LR because leks. Salicylic acid m1 used = 2 weight used = 2.16 no. of moles = 0.021 Acetic anhydride Therefore, the limiting reagent is % Yield...
QUESTION 1 Aspirin (10.0 g) was saponified with NaOH. After workup, 8.5 g crude salicylic acid was isolated. What is the percent yield of the crude product? 110% 153% 90% 65% QUESTION 2 Aspirin (10.0 g) was saponified with NaOH. After workup, 8.5 g crude salicylic acid was isolated. The product was further purified and only 5.0 g were isolated. Calculate the percent recovery from the purification step. 170% 90% 65% 59% QUESTION 3 Aspirin (10.0 g) was saponified with...
PLEASE HELP: Suppose a student obtained 0.34 g of crude salicylic acid. a) Approximately how many milliliters of water would be needed to just dissolve it at 75°C? b) How much salicylic acid would remain dissolved in that amount of water at 25°C? c) What percent of the original mass of the crude salicylic acid should be recoverable from the water at 25°C? ______
Question 2: 47 grams of glucose was allowed to ferment using S. cerevisiae strain to form ethanol and carbon dioxide. 15.3 grams of ethanol was recovered by distillation at 25oC Calculate what would be theoretical maximum yield Calculate what was the percent yield How much volume of CO2 was produced What would be the % of ethanol if the volume of the bioreactor was 300 ml What is the most common fermenter used to produce beer in industry?
1. what is the percent yield if 16.75g of product is obtained when the theoretical yield is 22.74g? 2. Which property that is used to determine if a chemical reaction has occurred can also the result of physical changes. -formation of a solid -formation of a gas -presence of a flame - change of color -change in temperature 3. The evaporation of water is endothermic as shown in the equation H2O (l) > H2O (g) H= +44.01 kJ What mass...
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10. What is the major organic product obtained from the following reaction PBrs он PBr2 a. b. c. d. 1 2 3 4 11. What is the major organic product obtained from the following reaction? SOCI2 OH Socle OH SCI 3. What is the major organic product obtained from the following reaction? SCH₂ 2 Br CHSH SCHE SCHE a. b. c. d. 1 2 3 4
need help with the empty spaces please!
Remote_Chromic_Acid_Oxidation_Data(1).docx Data Sheet Name__Last-First Date_03/23/2020 Partner(s) Name(s): N/A General Observations: Mass of p-Nitrotoluene used = 0.147 g Part I: Synthesis of p-nitrobenzoic Acid Mass of filter paper: _0.320 g Mass of filter paper with crude product:_0.451 g. Mass of crude product:. 136 .4519 Crude percent yield: Melting point range of crude product: _221-232 °C Part II: Purification of p-nitrobenzoic Acid Mass of filter paper:__0.288 g _ - 2884 Mass of filter paper with...
Please help with these problems.
What is the major organic product obtained from the following reaction? OOOO c.3 d. 4 What is the major organic product obtained from the following reaction? Phí NH3 Ph OH OH 2 1. NaOH H2O Ph 2. H30+ PhNI PhH OOOO Ndoo AwN
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Question 20 What is the major organic product obtained from the following reaction? 0-tBu 2 KOB BUOH N eeee