Measure the weight of acetylsalicylic in aspirin. note: % of acetylsalicylic acid in aspirin is 5%   provide a good expliation

Q: The melting point of salicylic acid is higher than that of acetylsalicylic acid. Explain why this is…

A: The compounds given are salicylic acid and acetylsalicylic acid.

Q: A 300-mL aqueous solution containing a 30.0g of compound A is to be extracted with ether. The…

A: Ether and water are two immiscible liquids. When together, these form two layers with ether on top…

Q: epared by extracting entrated solution.

A: Given: Drug is Tirofiban Concentration is 0.281 mg/ml Weight of patient is 87 Kg The ordered drug…

Q: hi please help me i need it before 10:30 thank you make it short only 2-3 setences thank you Give…

A: One of the characteristics of polysaccharide is gelatinization where starch converts to gelatinous…

Q: Using the empiric method of Lemke, predict the water solubility for each of the following mol ecules…

A: Aspirin : It has a limited solubility in water, which amounts to 2–4 mg/mL and its solubility varies…

Q: particular extraction proceeds with a distribution coefficient of 6. The system consists of 3.5 g of…

A: Fraction extracted  and fraction remains in aqueous layer formula is W1= W0 × (V1/KpV2+V1)^n W0=…

Q: A mixture is made up of low molecular weight carboxylic acid, alcohol and ester. What one step…

A: Extraction is the method to separate components from mixture

Q: If you suspect that the product Nerolin contained unreacted β-naphthol (Hint: acid/base), describe…

A: Beta-napthol is an aromatic alcohol or a phenol. As with aromatic alcohols/phenols the hydrogen in…

Q: you performed to extraction Jquid-liquid to isobate isopentyl acetate. evey the isopentyl acetate a…

A:

Q: 1. What method of tonicity adjustment will be used in the preparation?  a. Sprowl's Method b.…

A:

Q: The Coca- cola is diluted and reacted with molybdate/metavanadate reagent before the %T is measured.…

A: Phosphoric acid (H3PO4) is used primarily in the manufacture of fertilizers, detergents and…

Q: 18g ethanoic anhydride

A: Molecular weight for ethanoic anhydride=102 gm Given weight=18 gm

Q: What common result occurred in all of the following experimental tubes? Why?  a. a mixture of hot…

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Q: What specific impurities are removed by the ethanol and acetic acid in ethanol washes?  Explain

A: Ethanol washes means washing the end product with ethanol. This procedure removes the impurities…

Q: A fellow student somehow mixed an aspirin sample with paracetamol after synthesising both. Explain…

A: The functional groups are the key components associated with a molecule and they can furnish the…

Q: What will be needed for resting a separatory funnel when it is charged (meaning in use)? O beaker…

A: Introduction: We have to tell what will be required for resting a separating funnel.

Q: Imagine if one replaced acetic anhydride with benzoic anhydride (shown). Draw the structure of the…

A: The detail explanation of the question are given below

Q: Why is water used for liquid-liquid extractions? Select all that apply. Pourquoi l'eau est utilisée…

A: Liquid-liquid extraction is a method to separate compounds or metal complexes based on their…

Q: Dissolution is considered one of the mosto important quality control test performed on…

A: Qualitative analysis is a branch of chemistry that deals with the identification of elements present…

Q: What impurity was likely removed during the recrystallization necessary ?

A: Recrystallization is the most important method of purifying nonvolatile organic solids.…

Q: Does it safe to use this sunscreen K on acne prone skin. And can we rinse off it by only using…

A: As I can see the ingredients so according to the ingredients it is not safer to use on acne- prone…

Q: Why is benzoic acid more soluble in toulene han hexane

A: Liquids which mix together in all proportions  and form a single layer are called miscible liquids…

Q: Compare the solubilities of Bis(pyridine)iodine nitrate in chloroform and in ether.

A: Since we know that polar like to dissolve with polar and we know that ether is a polar solvent and…

Q: A. Solubility and Salt Formation (Dissociation & Neutralization) Obtain 4 clean test tubes. Test…

A: Acid and base reacts with each other and salt Is firmed

Q: . Explain the concept of Azeotropic distillation for the separation of Acetone, chloroform with neat…

A: An azeotrope or a constant boiling point mixture is a mixture of two or more liquids whose…

Q: A. Type of Test B. POSITIVE RESULT C. SUBSTANCES THAT 1. lodoform Test A. white precipitate WILL…

A: Qualitative analysis of compounds:

Q: before the endpoint? What will happen if starch is used as an indicator at the beginning of the…

A: An acid-base indicator is a dye that changes colour when pH changes. It is a Brønsted-Lowry…

Q: Write TRUE if the underlined word/phrase makes the statement correct. Otherwise, write the correct…

A: According to Q&A guidelines of Bartleby, we are supposed to answer only the first 3 sub-parts of…

Q: What properties does recrystallization rely on to be an effective method of purification? A) The…

A: Explanation :- A recrystallization solvent should not dissolve the substance to be purified at room…

Q: Calculate the theoretical yields of: Isobornyl acetate IsoborneolCamphor

A: The term theoretical yield of a given substance can be defined as the amount which is predicted by…

Q: State the use of saturated sodium chloride in the purification of isoamyl acetate and how it acts?

A: Formation of isoamyl acetate can be done by  help of esterification method. In this process Acetic…

Q: Cinnamaldehyde is a naturally occurring compound present in cinnamon. Cinnamaldehyde can be…

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Q: Which analyte gives a positive result in the Benedict's Test?

A: Benedict's reagent : It is prepared by dissolving CuSO4.5H2O (copper sulphate pentahydrate), Na2CO3…

Q: which has a positive result in ninhydrin test? a. ethyl ethanoate b. sucrose c. proline d. 1-butanol…

A: Amines - These are the compounds containing the NH2 group.  Amino acids -  These are the organic…

Q: Why is benzoic acid more soluble in ethanol than in water?

A: ability to dissolve solid, liquid and gases in solvent is known as Solubilty.

Q: In extraction process, the solution contains mixture of benzoic acid and sodium chloride and was…

A: Extraction process is a type of process in which when a reaction is completed, sometimes instead of…

Q: Answer the following question with respect to Fatty Acid Methyl Esters (FAMEs) by Gas Chromatography…

A: Fatty acids of food product is determined by derivatization Of fatty acids in its ester components.

Q: Salicylic acid, the active metabolite produced by the drug Aspirin, has been solated from the…

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Q: Compound A, B, C, D Chromic acid test (-) |(+) blue-green solution А, В С, D. Lucas test 2,4-DNPH…

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Q: 3 Draw a flow chart to shows the strategy for separation of three compounds: Phenanthrene and…

A: The three components can be separated by the principle of solubility of organic and ionic compounds.…

Q: If the synthesized aspirin was not dried before melting point determination, what would be its…

A: If the synthesized aspirin was not dried before melting point determination, then some amount of…

Q: A Student added 1.5 ml of 3 M Methyl Magnesium Bromide to a conical vial containing Benzophenone &…

A: Methyl magnesium bromide acts as a good source of Nucleophile CH3- , thus it carry out nucleophilic…

Q: Which compound(s) are more soluble in water than ligroin? Select all that apply. toluene oxalic…

A: We know that, according to the solubility rules, like dissolves like. I.e we can say that, a polar…

Q: Part A. The solubilities of benzophenone, succinic acid and biphenyl were tested in water, methanol…

A: The bond formed by the atoms which have different electronegativities and have a large dipole moment…

Q: How do i separate powder it contains sodium bicarbonate,tartaric acid and citric acid by HPLC or…

A: You can add water to the given mixture. Sodium bicarbonate will dissolve in water, to this add ethyl…

Q: Which solvent is appropriate to use in the iodoform test? Select one: Dioxane Acetaldehyde…

A: The iodoform test is used to detect the compound that contains the carbonyl group and the structure…

Q: Why is benzophenone soluble in methanol and biphenyl insoluble in methanol?

A: Given that benzophenone is soluble in methanol and biphenyl is insoluble in methanol.Benzophenone is…

Q: low much 10% NAOH solution would be needed to neutralize 0.5 g of benzoic acid (or to Dnvert all…

A: Given: Concentration by mass of NaOH (Assuming it by mass as nothing is given) = 10 % And mass of…

Q: According to the literature, when the product Amevive (alefacept) is reconstituted with sterile…

A: Given, mass of alefacept in 0.5 mL = 7.5 mg           volume contained in each vial = 0.5 mL…

Q: Caused by the severe dehydration effect of formaldehyde on tissue    A. fumigation    B.…

A: Caused by the severe dehydration effect of formaldehyde on tissue    A. fumigation    B.…