Oleum at a concentration of 110 percent is equivalent to H2SO4 at a concentration of 91.8 percent.

Q: Describe the preparation and storage of each reagents. 2 L of 5% (NH4)2C2O4 500 mL of 0.1%…

A: 1. To prepare reagents from solid compounds: a. Butter paper is placed on analytical balance. The…

Q: You have a solvent mixture of acetone (b.p. 56 ° C) and methyl alcohol (b.p. 65 ° C), what kind of…

A: Solvent mixture of acetone (b.p. 56°C) and methanol (b.p. 65°C) , their boiling points are close to…

Q: 2) A solution is made by dissolving 0.050 mol HCIO; in 1.00 L water at 25 °C. What is true about the…

A: The concentration of any solution is defined as the number of moles of solute dissolved in 1 L of…

Q: Which of the following is NOT a distillation technique? Simple distillation O Density distillation…

A: Distillation is a technique in which the mixture of liquid can be separated.

Q: A solution contains formic and tartaric acids. A 25.00 mL aliquot portion is treated with 50.00 mL…

A: The reactions which take place in the titration of tartaric acid and formic acid are as follows:…

Q: As the imfa becomes stronger, w/c of the ff properties increases? boiling point, vapor pressure,…

A: Given statement is :  As the intermolecular forces becomes stronger, which of the following…

Q: Calculate the quantity of lime and soda required for softening one million litre of the following…

A: Given impurities are: Silica = 75 mg/lit  MgCl2 = 19 mg/lit MgSO4 = 30 mg/lit  CaSO4 = 68 mg/lit…

Q: Add the acid into distilled water to dilute the acid solution 1. Add distilled water into acid to…

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Q: Oxalic acid is a poisonous solid. It gives a yellow precipitate when treated with NH4OH and CaCl2. *…

A: Oxalic acid is a poisonous, colorless substance. Oxalate ion is a celating agent that forms…

Q: Fehling reagent I is prepared by dissolving 138.6 g of CuSO4·5H2O in 2 L H2O. The molecular weight…

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Q: umat is the volume of oxygen gas at STP from the deçamposition.of 10.@gof mercuricoxide (216:59…

A: Given that:            Mass of mercuric oxide = 10.8 g Molar mass of mercuric oxide = 216.59 g/mol…

Q: What is the relative supersaturation of Ag2S04 if its concentration at a given instant is 0.0750 M…

A: The relative supersaturation of a slat is calculated using the following formula: RS =…

Q: raw and explain step by step the procedure used to solve 20

A: NaBH4 is a reducing agent. It carries out the reduction of aldehydes and ketones. It cannot carry…

Q: Describe the procedure you would follow in removing the lower and the upper layers from a separatory…

A: A question based on purification, which is to be accomplished.

Q: 2.00 grams of Sodium hydroxide was dissolved in water up to 500 mL. Calculate the Formality of the…

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Q: 3. 5 mL acetic anhydride is to be added to 2 g salicylic acid. To how many equivalents (acetic…

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Q: You have a test tube containing a mixture of Ag+, Fe3+, and Ba2+ . Make a diagram to separate the…

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Q: You have a solvent mixture of acetone (b.p. 56 ) and methyl alcohol (bp. 65 ° C), what kind of…

A: Fractional distillation is a type of distillation which involves the separation of miscible liquids.…

Q: A very dilute solution of CuSO4 is used in the Biuret test.  Why?

A: Biuret test is a test performed for the determination of presence of peptide bond in a compound. A…

Q: ................... hv 35% 65%

A: Alkanes are usually less reactive  but in presence of sun light conditions it undergo free radical…

Q: how much diluent is needed to make a 1:2 dilution 50 ul sample

A: Diluent is a substance that is used to dilute the solution. Given information: 50 uL sample…

Q: Which of the following is considered a STRONG electrolyte?    A) NH4NO3  B) PbCl2  C) HC2H3O2…

A: Given : Examples are given  To find : Strong electrolyte Solution : Strong electrolyte are those…

Q: AgNO3  +  NaCl  ->

A: In a double displacement reaction, two compounds exchange bonds or ions in order to form different…

Q: i. LDA ii. C,H;I of II III on IV

A: The product in the following reaction has to be shown.

Q: Consider a mixture of the two solids BaCl2•2H2O (FM 244.26) and KCl (FM 74.551), in an unknown…

A: Given that : The initial mass of the sample = 1.783 g The mass of the sample after heating = 1.562 g…

Q: The amount of tartaric acid is responsible for the tartness of wine and controls the acidity of the…

A:

Q: give the pH values at the end point of: i.bomocresol green ii.red phenol iii.phenophthalein in…

A: Interpretation -  To give the pH value at the end point of - Bromo cresol green Red phenol…

Q: a-) Compound X is steam distilled at 92C under the pressure of 0.977 atm. Amount of water in…

A: a) Given, total pressure of system (X + water) =0.977 atm =742.52 mm Hg vapour pressure of water…

Q: 14. Impurities of copper, bismuth, lead in the silver nitrate drug are determined with one reagent:…

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Q: 17) concentrations were measured: [N2] = 3.0 x 10²M, [H2] = 3.7 x 10²M, [NH3] = 1.6 x 10²M. What is…

A: Given data: Concentration of N2=3.0 x 10-2M Concentration of H2=3.7 x 10-2M Concentration of NH3 =…

Q: Acetyl chloride gives white precipitate with AGNO3. The side product of acetyl chloride is acetic…

A:

Q: What are the balanced chemical equations for the following? 1. AgNO3 & NaCl 2. AgNO3 & Na2CO3 3.…

A: The balanced chemical equations can be written as follows: 1.  NaCl and AgNO3 react to give AgCl…

Q: A mixture contains Na2CO3, NaOH and inert matter. A sample weighing 28.85 ml of 0.5000N HCl to reach…

A: In acid base titration, equivalence point is obtained when indicator changes the color of the…

Q: prescriptions: Send 120 mL Light magnesium carbonate 3 g Sodium bicarbonate 5 g Aromatic cardamom…

A:

Q: What are the benefits of howard formula compared to ficher projection formula

A: Introduction :  Howarth projections are common way to write the structural formula of sugars in…

Q: Two reasons why this solvent is used for this reaction is it is safer to use, not volatile like…

A: Diels Alder reaction can be defined as a chemical reaction of a conjugated diene with a dienophile…

Q: A bottle of a concentrated aqueous sulfuric acid labeled as 98.4% H2so4 has a concentration of 18.0…

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Q: What should I use as a balanced equation for the combination of Cream of Tartar and sodium carbonate…

A: If both side number of each atom is same, then equation is balanced.

Q: how many moles of H2 and N2 can be formed by the decomposition of 0.145 moles of amonia (NH3)?

A: From the balanced equation for the given reaction, it can be seen that two mole of ammonia will…

Q: Which of the following will result to a brightly lit light bulb when subjected to the conductivity…

A: Conductivity of an electrolyte solution is a measure of its ability to conduct electricity through…

Q: Give some improvements in Dry Flue Gas Desulfurization System for removal of sulfur dioxides

A: Answer - Flue-gas desulfurization (FGD) is a set of technologies used to remove sulfur dioxide (SO…

Q: A gas cylinder symbol means explosive The tendency when an acid is mixed with base is to be…

A: A neutralization reaction is a chemical reaction in which an acid and base react together to form a…

Q: What is the conversion of 0.50 ft³ to in³?

A: What is the conversion of 0.50 ft3 to In3 ?

Q: ml of 0.3 normali (hydrochloric acid) was taken to prepare a solution with a concentration of 0.09…

A: The concentration of a solution is the amount of solute present in a given solvent at a particular…

Q: Calculate the number of moles of H3PO4 that will react with 1.29 mol of NaOH in aqueous solution to…

A: A chemical reaction is symbolic representation of the conversion of substances to new substances. In…

Q: What volume of H2SO4 is diluted with distilled water to prepare 2.50 L of 0.10 M H2SO4?

A: The question van be solved by using a simple molarity equation that defines its relationship with…

Q: In preparing 2.50 L of 0.125 M H2SO4 solution from 18.0 M H2SO4, how much 18.0 M H2SO4 and how much…

A: Since we know that addition of H2O to concentrated solution is known as dilution.  It can be…

Q: 11. 1) Zn(Hg), HCI Ph 2) NBS, UV light (1 equivalent)

A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly…

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.