please calculate the amount desired Reagent MW (g/mol) Equivs Mmol Density (g/mL) 122 123 1.34 4...
Question #1 Please Complete the following reagent table: Compound Benzaldehyde Amount moles equivalents MW (g/mol) Density (g/mL) 106.1 138.2 102.1 K2CO3 Acetic anhydride trans-cinnamic acid (1) 4 K2CO3 C7HgO Mol. Wt.: 106.12 bp: 178°C C4H6O3 Mol. Wt.: 102.09 CgHgO2 Mol. Wt.: 148.16 bp: 140°C mp: 135°C Compound Benzaldehyde Amount moles equivalents MW (g/mol) Density (g/mL) 106.1 138.2 102.1 K2CO3 Acetic anhydride trans-cinnamic acid (1) 4 K2CO3 C7HgO Mol. Wt.: 106.12 bp: 178°C C4H6O3 Mol. Wt.: 102.09 CgHgO2 Mol. Wt.: 148.16...
10. In the preparation of acetanilide, 4 mL of aniline (Density= 1.02 g/mL; MW=92.13g/mol) and 5 mL of acetic anhydride (Density=1.08 g/mL; MW=102.09 g/mol) was used for synthesis of 3.2 grams of acetanilide (MW=135.17 g/mol). Please show your work. (12 pts) a) What is the limiting reagent during the reaction? b) What is the percent yield for acetanilide?
How many moles of benzaldehyde (density d = 1.04 g/ml), (molecular weight mw = 106.12 g/mol) are required to react with 1.0 ml of acetone: (density d = 0.79 g/ml), (molecular weight mw = 58.08 g/mol)? 6. What is approximate theoretical yield for problem # 5 if you obtained 2.1 grams of dibenzylidene acetone (mw = 234.29 g/mol)?
Compound molar mass density volume mmol equ 21% sodium ethoxide in ethanol 68.05 g/mol 0.868 g/mL 20 mL ~1.3 *1-bromobutane 137.02 g/mol 1.276 g/mL 4.5 mL ~1.0 *Limiting Reagent: 1-bromobutane I need help finding the mmol of sodium ethoxide in ethanol and 1-bromobutane. Also how to find the theoretical yield of this reaction from this graph?
2 dibenzalacetone acetone benzaldehyde MW- 106.13 g/mol bp-1 78°C d 1.04 g/mL MW 234.30 g/mol mp #110-1110 MW-58.08 g/mol bp 56°C d 0.79 g/mL Its bs Reaction Setup (3 pts) S. OS Initial quantity of NaOH: S. I Initial quantity of benzaldehyde: mL Initial quantity of acetone: mL Theoretical yield of dibenzalacetone based on benzaldehyde: (show calculations) Theoretical yield of dibenzalacetone based on acetone 9 (show calculations) ce tone Limiting Reagent: Product Data (10 pts) fivAL Mass: 3.3g Percent Yield:...
Compound Mol. Weight (g) mmol amount (in g or mL) melting point (°C) Density (g/mL) Ref. bromobenzene 157.01 4.00 0.628 n/a 1.491 1 magnesium powder 120.37 4.00 0.097 n/a n/a 2 ethyl ether 74.12 n/a 5.00 n/a 0.706 3 benzophenone 182.22 3.8 0.692 47-51 n/a 4 triphenylmethanol 260.33 160-163 n/a 5 5% HCl (aq.) 36.46 n/a 2.00 n/a n/a 6 With this information, what is the theoretical yield of triphenylmethanol? HO Br Mg MgBr ether ether bromobenzene benzophenone triphenylmethanol
find limiting reagent? acetone 3.63 mL benzaldehyde 10.5mL bp (°C) mol. wt. (g/mole) 58.08 density (g/mL) 0.791 56 106.23 178-179 1.044 Acetone Benzaldehyde NaOH Dibenzalacetone 40.00 234.30 mp 110-111 9. Calculations for synthesis-moles of reactants, limiting reagent, theoretical yield , % experimental yield, show all math
NaOH, H2O, . O 2 0 CH,CHOH Hgc"CHE Acetone molas mass: 58 g/mol density: 0.79g/ml Ilmiting reagent original acetone carbons Benzaldehyde molar mass: 106 g/mol density: 1.04 g/mL an excess will be used Dibenzalacetone molar mass: 234 g/mol melting point: somewhere between 80 and 120°C Dibenzalacetone by Aldol Condensation Procedure: Calculations 1. Calculate the volume required to produce 0.0125 mol of acetone.
QUESTION 2 Calculate the theoretical yield of salicylic acid has mW 138 12 g/mol and acetic anhydride has a density 108 g/mL. Aspirinhas MW of 180. 157 g/mol For the toolbar, press ALT+F 10 (PC) or ALT+FN+F10 (Mac) TT TT Paragraph An . 12
Calculate the concentration of Br (MW = 79.904 g/mol), in milligrams per milliliter (mg/mL), in an aqueous solution that is 1.17 wt% MgBr, (MW = 184.113 g/mol). The density of this solution is 1.10 g/mL. Note that significant figures are graded for this problem. Be sure you do not round your answers until the very end of your calculations. concentration: mg/mL TOOLS x10'