WebTrifluoroacetic acid. Formula: C 2 HF 3 O 2. Molecular weight: 114.0233. IUPAC Standard InChI: InChI=1S/C2HF3O2/c3-2 (4,5)1 (6)7/h (H,6,7) Copy Sheet of paper on top of another … WebSep 29, 2014 · The products are acetylsalicylic acid (aspirin) and acetic acid. The molar mass of salicylic acid is 138.121 g/mol, so 0.9457 g corresponds to 0.006847 mol. For acetic anhydride, we need to look up both the density (1.082 g/mL) and the molar mass (102.09 g/mol) to calculate the number of moles in 3.52 mL: ...

Trifluoroacetic acid - Wikipedia

WebFollowing purification, the calculated mass of the final aspirin product was 2.169 grams. Theoretical Yield 2.0 g salicylic acid (1 mole/138.0 g) = 0.014 moles 5 mL acetic anhydride (1.08 g/mL) = 5.4 g 5.4 g (1 mole/102 g) = 0.05 moles There is a smaller molar amount of salicylic acid so it is the limiting reagent. WebFigure 9. Comparison of mass loading under acidic (a and c) and basic (b and d) conditions. Gradient elution (left chromatograms): mobile phase, aqueous buffer (A)–MeCN (B), from … bugs on hibiscus blooms

Experiment_614_Synthesis of Aspirin_1_1_2 - Chemistry …

Web1 mol of salicylic acid =1 mol of acetic anhydride =1 mol of acetylsalicylic acid. Molar mass of acetylsalicylic acid (Aspirin)= 180.16 g/mol. Molar mass of salicylic acid=138.12 g … WebQuick conversion chart of grams Salicylic Acid to mol. 1 grams Salicylic Acid to mol = 0.00724 mol. 10 grams Salicylic Acid to mol = 0.0724 mol. 50 grams Salicylic Acid to mol … WebAug 7, 2013 · 1 Answer. Sorted by: 5. Your data is not enough to calculate molecular weight. You may have missed the mass of the solid acid you have weighed. Let's assume you have weighed a gram of acid. Then: M o l e c u l a r W e i g h t = W e i g h t M o l e s a c i d = W e i g h t 2 × M o l e s N a O H = W e i g h t 2 × M o l a r i t y N a O H × V o l ... bugs on head not lice