How do you find the limiting reagent for Isopentyl acetate?

Q: How will you demonstrate the purity of your final product (crude or recrystallized)?

A: To demonstrate the purity of the final product

Q: Which of these pictures show decolorization?

A: Substance appeared coloured due to presence of impurities . Example :brown sugar  Brown sugar with…

Q: calculate the mass of excess reagent remaining at the end of the reaction in which 90.0g of SO2 are…

A:

Q: yield

A: The reason behind this is the presence of impurities.

Q: Why do you think there is a need to soak the crucible with 10% nitric acid? Why do you think the…

A: An acid is a substance that can play a role in increasing the hydrogen ion (H+) concentration in an…

Q: Develop a methodology to calculate the yield of the reaction (grams of acetylsalicylic acid…

A:

Q: Which method can be used to prepare CH3CH2CH2CH2NH2? NH3 (large excess) (a) CH3CH2CH2CH2Br -> (1)…

A: Butyl amine or the given product can be formed by various types of reaction using different…

Q: You started with 84g of aniline and 28 ml of acetic anhydride. Give % yield of acetanilide.

A: When aniline reacts with acetic anhydride then acetanilide is formed.  Ph-NH2 + Ac2O = PhNHCOCH3 +…

Q: A Grignard synthesis begins with 6.00 g of bromobenzene and ends with 3.91 g benzoic acid. What is…

A: # Bromobenzene reacts with magnesium in the first step and in the second step it reacts with carbon…

Q: how much of benzoyl Peroxide 10% is needed to be mixed with Eucerin cream to prepare 30 gram of…

A: Preparation of 30 grams of 7 % benzoyl peroxide cream We have to calculate the mass of 10 % benzoyl…

Q: Indicate the expected result when the iodoform test is done on: a. Ethyl alcohol b. Isopropyl…

A:

Q: Explain what will happen to the (i) yield and (ii) purity, of aspirin if the following steps were…

A: Modification in Step Yield Explanation Opting to filter the recrystallized product using only…

Q: A) theoretical yield for reaction B) theoretical mass for stilbene, bromine, acetic acid, and…

A:

Q: Why is limiting reagent important? Give all of its purpose

A: To find: Why is limiting reagent is important.

Q: Why is the balloon necessary in the fermentation?

A: Fermentation is an anaerobic process i.e. is carried out in the absence of oxygen and is a process…

Q: After the recrystallization of triphenylmethanol, the product of the Grignard reaction, considering…

A: Grignard reagent- it is organomagnesium halide. General  formula is  RMgX Where-X is halogen and R-…

Q: In this experiment, the eluant is O 1) petroleum ether O 2) water 3) dichloromethane 4) ethyl…

A: In the given question we have to choose the correct eluent used in the column chromatography.…

Q: acetone and benzaldehyde

A:

Q: What is the CRUDE PRODUCT, and the crude EXPERIMENTAL YIELD in this experiment.

A: From the reaction it is clear that one mole benzil reacts with one mole urea to give one mole…

Q: Give all reagents to make the following conversion:

A:

Q: Calculate the theoretical yield for diphenylmethanol. Show your calculations.  2. Calculate the %…

A: From the literature,melting point of diphenylmethanol is 64-67oC % error = |experimental value -…

Q: nisms of delayed fluoresc

A: The three main mechanisms of delayed fluorescence is given as,

Q: Consider the calcination of CaCO3 Before calcination, the initial weight of CaCO3 is 1.005g. After…

A:

Q: alculate the mass of excess reagent remaining at the end of the reaction in which 90.0 g of SO2 are…

A:

Q: why is it necessary to turn the separatory funnel upside down

A: It is a glassware used to separate two layer namely aqueous layer and organic layer.  It contains…

Q: What is a reagent blank? Why should we include this in making our calibration curve?

A: A reagent blank refers to a small positive error in test results that comes from the reagents…

Q: What is the % yield for benzopinacol?

A: The formula required to calculate percent yield is as follows, The general equation required to…

Q: In a grignard reagent reaction, If we got less than 50% yield for the whole process, what is at…

A: Explanation Step-1 Organometallic reagents: Compound having carbon and metal bonding called as…

Q: (a) Name each compound. (b). If a mixture of these compounds was fractionally distilled, give the…

A: Since you have asked multiple question, we will solve the first question for you, i.e. question 5.…

Q: 1. How can one get pure ethanol from the azeotropic mixture? (This extra process explains why…

A: Azeotrope are difficult to separate  due to high molecular interaction. Their  molecular…

Q: Each of the student statements below is wrong. Explain why they are not correct. (a) All my…

A: The dissolution of a known amount of a solute to a solvent produces a solution of know…

Q: In the formation of 4-Chlorobenzhydrol, using the method shown below, I am trying to determine how…

A:

Q: what is the limiting reagent with 30 mL of ethanol and 20 mL of acetic acid?

A: First we have to know about Limiting reagent : It is also known as limiting reactant.  The reactant…

Q: HBr a. HC=CCH3 peroxide HBr b. HC=CCH3 excess HBr c. HC=CCH;

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: Br

A: This conversion  is done using Antimarkovnikov  Rule and  Elimination  Reaction.

Q: In an experiment where they heat the reaction under reflux using butanone as the solvent. What is…

A: A reaction is under reflux using butanone as the solvent, for which constant heating temperature is…

Q: Consider the volume vs temperature graph below of an unknown 36.00 mL alcoholic moture: Distillation…

A: Volume of alcoholic mixture = 36 mL Volume of distillate collected  = 18 mL Remaining volume in the…

Q: A student misreads the lab manual and accidently adds 13.1 mL of isopentyl alcohol and 7.5 mL of…

A: The balanced reaction is as follows:

Q: How do you determine the limiting reagent?

A: Limiting reagent is the reactant which is present in lesser amount and thereby limits the amount of…

Q: 1.Each of the student statements below is wrong. You will need to explain why they are not correct.…

A: There are some of the common tricks associated with recrystallization to get a relatively pure…

Q: What is the limiting reagent in the active ingredient Calcium Carbonate above?

A: The limiting reagent in a chemical reaction is the one that runs out first. If this reagent is…

Q: If you had weighed the product before drying with the vacuum, would your % yield of the product be…

A: We have to predict the type of % yield.

Q: phosphorous fertilization

A: In this question we have to explain the effect of 9 levels of phosphorus fertilization on wheat…

Q: A primary standard (reagent) has the following characteristics except Select one: O a. 99.9% pure…

A: Reagent is the chemical compound which is used to test or determine the other compound. When a…

Q: Recrystallization and Melting Points Why do you need to heat a sample slowly when taking a melting…

A: Interpretation: We need to tell why we heat sample slowly during determination of melting point.

Q: How many milliliters of methyl benzoate will be required to prepare 1.4 g of the nitrated product?

A:

Q: List the reagents needed to generate pyridinium chlorochromate in the box. Reagents should be listed…

A: Pyridinium chlorochromate is an oxidizing agent.

Q: In handling reagent, excess reagents should be

A: The quantity of the reagent once you taken from the reagent bottle, the excess of reagent after…

Q: How many grams of the excess reagent left unreacted?

A: Given :-  Mg(s) + 2HCl(aq) → MgCl2(aq) + H2(g)  Amount of Mg = 2.50 g  Molarity of HCl solution =…

Q: 4- nitro benzaldehyde is limiting reagent. Calculate the percent yield

A: Mass of 4-nitrobenzaldehyde = 1.170 g Molar Mass of 4-nitrobenzaldehyde = 151.12 g mol-1 Molar Mass…