Calculate the theoretical yield of aspirin to be obtained when 2.0
g of salicylic acid and 5.0 mL of acetic anhydride (density = 1.08
g/mL) are mixed together. What is the limiting reagent?
Calculate the theortical yield and percent yield using 2.027g
of salicylic acid, 4.5 mL of acetic anhydride, and 5 drops of conc.
H2SO4. The actual yield of the product is 2.357g.
i need help asap.
1. What is the theoretical yield of aspirin when reacting 3.08 g
of salicylic acid with an excess of acetic anhydride? Report your
answer to 3 significant figures.
2. If you prepare 3.45 kg of aspirin from an industrial process
with a theoretical yield of 4.38 kg of aspirin, what is the percent
yield of the process? Report your answer to 3 significant
figures.
3. What is the yield of aspirin when reacting excess salicylic
acid with 1.11 mL of...
Starting with 7.2 g of salicylic acid, how many grams of
acetylsalicylic acid (theoretical yield) can be made? Assume
salicylic acid is the limiting reagent and a one to one
stoichiometry. Use the molecular weights that you have already
calculated. Give two significant digits.
Calculate the mass and volume of 2.00 mmol of methyl salicylate,
the theoretical yield of salicylic acid from that much methyl
salicylate, and the minimum volume of water needed to recrystalize
that much salicylic acid?
After reacting 1.45 g of salicylic acid with 5.0 mL of acetic
anhydride, 1.75 g of acetylsalicylic acid is obtained. What is the
calculated percent yield? Provide your answer to the correct number
of significant figures.
Mass (g) of salicylic acid
2.0083
Volume (mL) of acetic anhydride used
3.01
Mass (g) of filter paper
0.4629
Mass (g) of watch glass
29.6710
Mass (g) of watch glass, filter paper and
aspirin
30.5178
Mass of aspirin: 0.3839
Maximum amount (g) of aspirin possible if
salicylic acid is the Limiting Reagent: ?
Maximum amount (g) of aspirin possible if
acetic anhydride is the Limiting Reagent: ?
Maximum amount (g) of aspirin possible (the
Theoretical Yield): ?
Percent Yield (%)...
What is the % yield of the reaction making 2.7 g of acetyl
salicylic acid from 6.4 g of salicylic acid, 5.6 mL of acetic
anhydride (density 1.082), and 10 drops 85 % weight phosphoric acid
(density 1.685)? Use the molecular weights that you have already
calculated. Give two significant figures.