Q: Discuss the importance of the major steps in the aspirin synthesis, melting point determination, and…
A: Interpretation: Aspirin is a painkiller which can be synthesized when salicylic acid reacted with…
Q: Why was gravity filtration used instead of evaporation to isolate the calcium carbonate?
A: Calcium Carbonate is white, odorless powder or colorless crystals. Practically insoluble in water.…
Q: Why was the sample being made alkaline with 3M KOH and heated for the qualitative test for NH4+?
A: The reason why was the sample being made alkaline with 3M KOH and heated for the qualitative test…
Q: 7. Calculate [Fe³*] in the solution prepared in step 12 of the procedure.
A: Since you have posted multiple questions as per guidelines we can solve only one per session . If…
Q: 66. The pink solution in the Erlenmeyer flask is due to the addition of pthalic anhydride…
A:
Q: In the basic medium, write the compound that gives 1 mol of acetone and 1 mol of acetic acid when…
A: The oxidative cleavage of alkenes is performed in the presence of potassium permanganate. The double…
Q: 5. Does the solubility of the metal salts of carboxylic acids and alkyl sulfates parallel the…
A: A question based on introduction to chemistry that is to be accomplished.
Q: Supply a balanced chemical equation for the reaction of potassium permanganate with the sodium…
A: To balance the chemical equation for the reaction of potassium permanganate with the sodium…
Q: 8) What are the roles of MnSO4 and NaN3 in the Dissolved Oxygen determination experiment?
A:
Q: Discuss the formation of the nickel ion with a 2+ oxidationnumber.
A: The formation of nickel ion with a +2 oxidation number has to be explained.
Q: Explain the conditions that cause the reduction of metal hydrates occurring in the Fehling…
A: Fehling test: It is the chemical reagent that performs the function of distinguishing reducing and…
Q: phenylmagnesium bromide
A:
Q: What is the purpose of adding concentrated sulfuric acid and heating the mixture?
A: Acid is substance which release hydrogen ions when dissolved in water.
Q: Why is the peroxide effect observed for the addition of HBr, but not for the addition of HCl orHI?
A: The reason why the peroxide effect observed for the addition of HBr, but not for the addition of HCl…
Q: What is the purpose of heating the acid solution with the antacid to boiling? Why is this a…
A: Since the tablet contains a carbonate, the neutralization reaction produces carbon dioxide. Because…
Q: Would EDTA be a good choice of ligand to impregnate in the thin membrane of an ion-selective…
A: No, EDTA is not a good choice of ligand to impregnate in a thin membrane of an ion-selective…
Q: In the Standardization of Sodium Thiosulfate (Redox Titration), why is it necessary to remove the…
A: answer- In this titration, the roles are reversed. Starch is now used as an indicator for the…
Q: In the preparation of ammine complexes of cobalt (iii), why do you think both reaction mixtures were…
A: Given: During preparation of ammine complexes of Co(III) the reaction mixture is cooled before…
Q: monodispersed
A: Reducing agent are those reagent m, which giving electrons to ions ( Cation like Ag(+) or Au(+) ion…
Q: What paramagnetic salt compound of Lutetium can be derived from Lutetium (III) Nitrate Hydrate in a…
A: Lutetium belongs to lanthanide series and it is last element of this series. It is considered as the…
Q: Why is iodine almost always used in a solution containing excess I2?
A: If a standard iodine solution is used as titrant for an oxidizable analyte, the technique is…
Q: why do you have to stir when adding sodium nitrite to a solution when forming a diazonium salt?
A:
Q: If Magnesium hydroxide is a white gelatinous precipitate, why is the confirmatory result indicated a…
A: Confirmatory Test of Mg2+ 1. For the test of Mg2+ , In a sample of Mg2+ solution, 2 drops of…
Q: 8. A student was asked to find the acid and basic radicals in six simple salts provided to him…
A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…
Q: If MgSO4·nH2O(s) was heated strongly in this experiment, write a chemical equation which shows what…
A:
Q: Why is hydrochloric acid added to the precipitated copper metal near the end of the procedure?
A: Step 1) Copper is an element which is chemically combined with the variety of compounds in nature.…
Q: Plumber's solder is composed of 67% lead and 33% tin by weight. Describe what happens to this…
A: Plumber's solder is composed of 67% lead and 33% tin by weight.
Q: Which is more reactive, an organolithium compound or an organosodium compound? Explain your answer.
A: The reactivity of organometallic compounds is proportional to the polarity of the metal carbon bond…
Q: What is the theory of colorimetric determination of iron in the tap water sample?
A:
Q: Why would colorimetric method not work for determining the concentration of Na2SO4?
A: Colorimetric analysis is an method to determine the concentration of compound by detection of colour…
Q: Why did one solvent allow the yellow dye to be eluted, and why was another solvent used to elute the…
A: In column chromatography we have two type of phase first is stationary phase which is generally…
Q: Why magnesium chloride hexahydrate is added to an EDTA solution?
A: Magnesium chloride hexahydrate is adding to EDTA solution generally in determining hardness of…
Q: In the grignard reaction, when Mg reacts with bromobenzene, what color does that solution change to?
A:
Q: What is the purpose of adding 10% hydroxylamine-hydrochloride solution in the ferrous ammonium…
A: Iron is very important for humans as well as animals however, excess of iron is harmful. Water…
Q: 15. Discuss the effects of the pH and of the reagent concentration on the solvent extraction of…
A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: Why was the sample being made alkaline with 3M KOH and heated for the qualitative test for NH4+?
A: The reason why was the sample being made alkaline with 3M KOH and heated for the qualitative test…
Q: What is the element indicated by the residue formed in the charring test? 2. How do the…
A: Q.1 What is the element indicated by the residue formed in the charring test? Ans: Charring is a…
Q: Among the choices in the photo, what will be the product if compound X is reacted with lithium…
A: Lithium aluminum hydride is a very good reducing agent. It can reduce aldehydes, ketones, carboxylic…
Q: Why is the sulfide and the ferricyanide must not be mixed together?
A:
Q: If ammonium chloride was mixed into the sand in a sandbox, then would this be of any concern?
A: Ammonium chloride- AlCl3 Aluminium chloride and sand are mixed in physical forms. They form a…
Q: Why does using bathocuproine work to detect the amount of copper in a sample ? Specifically with…
A:
Q: In Friedel-Crafts reaction of ferrocene why do you use 85% phosphoric acid in this reaction – what…
A:
Q: Why are most of the ash-content determinations performed using dull red heat?
A: Ash content implies incombustible components remains after heating the sample in furnace. Generally…
Q: Explain why calmagite and eriochrome black T would not work well as indicators for EDTA titrations…
A: A blue dye called Eriochrome Black T (ErioT) is used as the indicator. This blue dye also forms a…
Q: How will you test for the gas which is liberated when hydrochloric acid reacts with an active metal?
A: Metals react with acids to give H2 gas. Active metals are the metals that reacts strongly with other…
Q: Explain why the actual coefficients of the ferrous ammonium sulfate hexahydrate and the potassium…
A:
Q: What is the role of a depressant in Froth Floatation process for the concentration of a sulphide…
A:
Q: What is the role of oxalic acid in preparation of Cis-potassium diaquabis(oxalato)chromate…
A: Preparation of cis-K[Cr(C2O4)2 (H2O)2].2H2O The solution saved from the first part of the experiment…
What would be the result if copper (I) chloride were added to the diazonium salt prepared in the reaction?
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
- what would the product be if lithium aluminum hydride was used instead of sodium borohydride in the reduction of vanillin acetate?Explain why strong oxidizing agents interfere with this analysis and why an excess of hydroxylamine prevents such interferences from occurring?In the grignard reaction, when Mg reacts with bromobenzene, what color does that solution change to?
- What is the role of Sodium metal in Lassaigne's extraction?Why is hydrochloric acid added to the precipitated copper metal near the end of the procedure?What is the purpose of adding 10% hydroxylamine-hydrochloride solution in the ferrous ammonium sulfate solution? Write the pertinent reaction involved.
- In the preparation of ammine complexes of cobalt (iii), why do you think both reaction mixtures were cooled before the products were collected by filtration?How is ti that the salt KHSO4 is able to act as an acid catalyst for the dehydration of cyclohexanol in this experiment? -In Friedel-Crafts reaction of ferrocene why do you use 85% phosphoric acid in this reaction – what is the purpose of the acid in this synthesis?