Calculate the mass of benzoic acid corresponding to 0.040mol and
the volume of methanol corresponding to a 750% molar excess. Also,
calculate the theoretical yield of the product based on the amounts
of reagents used. I have the mass of benzoic acid I just need the
rest of the question!!!
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Calculate the mass of benzoic acid corresponding to 0.040mol and
the volume of methanol corresponding to...
A reaction was performed in which 3.022 g of benzoic acid was reacted with excess methanol...
A reaction was performed in which 3.022 g of benzoic acid was reacted with excess methanol to make 1.1 g of methyl benzoate. Calculate the theoretical yield and percent yield for this reaction.
Answer all questions In today's experiment, benzoic acid and excess methanol are refluxed in the presence...
Answer all questions
In today's experiment, benzoic acid and excess methanol are refluxed in the presence of a catalytic amount of sulfuric acid: + CH OH H.SO ? + H2O MW 136.15 Benzoic acid MW 122.12 Methanol density 0.791g/ml MW 32.04 1. Draw the structure for the expected organic product, shown as "?" in the equation above: 2. If the reactions starts with 10.00 g of benzoic acid and 25.0 ml. of methanol (excess), what is the theoretical yield of...
A TARLES ca Part I: Benzoic acid and laurie Acid Mass of uric acid grams) Mass...
A TARLES ca Part I: Benzoic acid and laurie Acid Mass of uric acid grams) Mass of benzoic acid grams) Freezing temperature of pure lauric acid (°C) From Part 8.02 11.04 g. 4 2.95 4 227900 Freezing point of the benzoic acid and lauricucid ("C) Part III: Unknown solute and lauric Acid Mass of lauric acid (grams) 8.0 49 Mass of unknown solute (grams) P.98g Freezing temperature of pure lauric acid ("C) (From Part 45°C Freezing point of the unknown...
5. The equilibrium constant (K) for the formation of methyl benzoate from methanol and benzoic acid...
5. The equilibrium constant (K) for the formation of methyl benzoate from methanol and benzoic acid at 25°C is 3.77. Use the equation for the equilibrium constant to calculate the theoretical yield of methyl benzoate for the following conditions. (6 marks) a) With equal initial amounts of the reactants (1 mole of each reactant) b) With a threefold (x 3) excess of methanol (1 mole of benzoic acid and 3 moles of methanol) 6. Suggest a chemical reaction (include structures...
1. How many moles are contained in 2.50 grams of benzoic acid? Molar mass of benzoic...
1. How many moles are contained in 2.50 grams of benzoic acid? Molar mass of benzoic acid: 122.12 g/mol 2. How many mL are in 0.5 grams of cyclohexene? Density of cyclohexene is 0.809 g/ml 3. How many moles are in 250 mL of 2 M sodium hydroxide? 4. If 5.0 mL of 2-methyl-2-butanol are allowed to react with an excess of concentrated hydrochloric acid, what is the maximum mass of 2-chloro-2-methylbutane that can be obtained? 5. An acid-catalyzed dehydration...
10. Calculate the theoretical yield of aspirin using 4.00 g of salicylic acid as the starting...
10. Calculate the theoretical yield of aspirin using 4.00 g of salicylic acid as the starting material. Assume acetic anhydride is in excess. (Hint: from the mass of salicylic acid acid use, how many moles of salycilic acid are present intitially? What is the salycilic acid : acetylsalicylic acid molar ratio? How many moles of acetylsalicylic acid are formed assuming 100% yield? Based on this abount of moles, how many grams of acetylsalicylic acid are formed? (this is the theoretical...
Calculate the molar mass of the unknown acid using the titration data: Given: Mass of acid: 0.2128g Volume of NaOH deliv...
Calculate the molar mass of the unknown acid using the titration data: Given: Mass of acid: 0.2128g Volume of NaOH delivered: 8.30 mL Moles acid: 0.2074 mol Molar mass of acid: ?
Et2NH m-toluic acidSOC2m-toluic acid chloride diethyltoluamide MW / Cond volume density 2.2 M in 5% NaOH...
Et2NH m-toluic acidSOC2m-toluic acid chloride diethyltoluamide MW / Cond volume density 2.2 M in 5% NaOH (aq) 5 mL Theoretical ieso Theoretical ield mass 0.40 8 mmol equiv 1.0 1.5 *4 b) Show calculations to determine the theoretical yield using the amounts of reagents above. (1 point)
Chlorine gas can be prepared in the laboratory by the reaction of hydrochloric acid with manganese(IV)...
Chlorine gas can be prepared in the laboratory by the reaction of hydrochloric acid with manganese(IV) oxide. 4 HCl(aq) + MnO,(s) —MnCl(aq) + 2 H2O(l) + Cl2(g) A sample of 42.1 g Mno, is added to a solution containing 42.1 g HCI. What is the limiting reactant? MnO2 OHCI What is the theoretical yield of CI,? theoretical yield: CI, If the yield of the reaction is 77.5%, what is the actual yield of chlorine? actual yield: g CI Dimethyl oxalate,...
the effect of ph on food perservatives lab 2.0grams of benzoic acid was used and was...
the effect of ph on food perservatives lab
2.0grams of benzoic acid was used and was dissolved in acids and after the experiment, i had one crude sample and one recrystallized sample. after vaccum crude and after drying (next day lab) crude weighted 3.84g and reccrysllized weighted 2.83g with filter paper and tray. just filter paper and tray weighted 2.75g (i think we have to substract the weight of the tray and filter paper from weight of crude and crystillzed...
Answer all questions
In today's experiment, benzoic acid and excess methanol are refluxed in the presence of a catalytic amount of sulfuric acid: + CH OH H.SO ? + H2O MW 136.15 Benzoic acid MW 122.12 Methanol density 0.791g/ml MW 32.04 1. Draw the structure for the expected organic product, shown as "?" in the equation above: 2. If the reactions starts with 10.00 g of benzoic acid and 25.0 ml. of methanol (excess), what is the theoretical yield of...
A TARLES ca Part I: Benzoic acid and laurie Acid Mass of uric acid grams) Mass of benzoic acid grams) Freezing temperature of pure lauric acid (°C) From Part 8.02 11.04 g. 4 2.95 4 227900 Freezing point of the benzoic acid and lauricucid ("C) Part III: Unknown solute and lauric Acid Mass of lauric acid (grams) 8.0 49 Mass of unknown solute (grams) P.98g Freezing temperature of pure lauric acid ("C) (From Part 45°C Freezing point of the unknown...
5. The equilibrium constant (K) for the formation of methyl benzoate from methanol and benzoic acid at 25°C is 3.77. Use the equation for the equilibrium constant to calculate the theoretical yield of methyl benzoate for the following conditions. (6 marks) a) With equal initial amounts of the reactants (1 mole of each reactant) b) With a threefold (x 3) excess of methanol (1 mole of benzoic acid and 3 moles of methanol) 6. Suggest a chemical reaction (include structures...
10. Calculate the theoretical yield of aspirin using 4.00 g of salicylic acid as the starting material. Assume acetic anhydride is in excess. (Hint: from the mass of salicylic acid acid use, how many moles of salycilic acid are present intitially? What is the salycilic acid : acetylsalicylic acid molar ratio? How many moles of acetylsalicylic acid are formed assuming 100% yield? Based on this abount of moles, how many grams of acetylsalicylic acid are formed? (this is the theoretical...
Et2NH m-toluic acidSOC2m-toluic acid chloride diethyltoluamide MW / Cond volume density 2.2 M in 5% NaOH (aq) 5 mL Theoretical ieso Theoretical ield mass 0.40 8 mmol equiv 1.0 1.5 *4 b) Show calculations to determine the theoretical yield using the amounts of reagents above. (1 point)
Chlorine gas can be prepared in the laboratory by the reaction of hydrochloric acid with manganese(IV) oxide. 4 HCl(aq) + MnO,(s) —MnCl(aq) + 2 H2O(l) + Cl2(g) A sample of 42.1 g Mno, is added to a solution containing 42.1 g HCI. What is the limiting reactant? MnO2 OHCI What is the theoretical yield of CI,? theoretical yield: CI, If the yield of the reaction is 77.5%, what is the actual yield of chlorine? actual yield: g CI Dimethyl oxalate,...
the effect of ph on food perservatives lab
2.0grams of benzoic acid was used and was dissolved in acids and after the experiment, i had one crude sample and one recrystallized sample. after vaccum crude and after drying (next day lab) crude weighted 3.84g and reccrysllized weighted 2.83g with filter paper and tray. just filter paper and tray weighted 2.75g (i think we have to substract the weight of the tray and filter paper from weight of crude and crystillzed...
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