Draw a flow chart for the separation of the four cations, Ag+, Cu2+, Al3+, and Fe3+ from a solution mixture.

Q: The addition of an electrolyte to the wash water during washing facilitates continuous…

A: According to the Hardy schulze rule  greater is the valency of of oppositely charged ion of the…

Q: Which of the following is a strong electrolyte? a. 70% v/v ethanol b. 1.0 M citric acid c. 10.0…

A: Electrolytes -  These are the substances that dissociate into ions in a solution.

Q: A 0.1-L unbuffered solution needs the pH adjusted from 3.5 to 2. How many microliters of a 12 molar…

A: pH is used to determine the concentration of hydronium ion.

Q: How will this affect the final calculation of the molarity of HC2H3O2 A small amount of vinegar…

A: Titration is a type of experiment in which the concentration of an unknown solution is determined by…

Q: Which of the following solids would be more soluble in an acidic solution than in neutral water?…

A: Answer:- This question is answered by using the simple concept of solubility of salt which depends…

Q: 4- Titrimetric methods : are quantitative methods that are based on determining the mass of a pure…

A: This question is related to titrimetric methods where a solution of a known concentration is used to…

Q: A student, performing the same experiment as you, recorded the following information. The original…

A: Given data is: Volume of diluted vinegar sample (mL) = 25.00 Molarity of NaOH = 0.0900 Initial buret…

Q: 1. Solution of KHTar in Distilled Water: 0.0500 M NaOH Volumes: Initial 40.15 mL 40.48 mL Final…

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Q: What is the mass of K2CrO4 necessary to prepare 10 mL of a 5% (w/v) indicator solution?

A: Percentage weight by volume is defined as the ratio of the mass of solute to the volume of solvent…

Q: when aqueous solutions of potassium hydroxide and hydroiodic acid are combined. (Use Ht instead of…

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Q: Which of the following solutions has the lowest freezing point and the highest poiling point?…

A: Freezing point and boiling point:

Q: What volume of 0.183 M KOH is required to reach the 3rd equivalence point of 25.0 mL of 0.314M…

A: Since the reaction to reach third equivalence point (i.e all the 3 acidic H has reacted) will be…

Q: 4) 250 ML Solution of 25 ppm of Na', from sodium suifate CNasSo4)

A: f) Given that -  Volume of sodium sulfate Solution = 250 mL  Parts Per Million concentration = 25…

Q: Balanced eqation: 2 H3PO4 + 3 Ca(OH)2 → 6 HOH + Ca3(PO4)2 What is the molar concentration of 325.25…

A: H3PO4 is a strong acid and dissociates completely to produce 3 H+ ions. Similarly Ca(OH)2…

Q: calculate the volume (in L ) needed to dissolve 2.77 g of QCrO4 Molar mass= 302.59 g/mol  ksp=4 *…

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Q: | NaOH IN 25x10³ Q3: In a carbonate mixture containing HCO, CO², and NaOH, either alone or…

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Q: What is the necessary volume (in ml) of the solution of potassium permanganate (concentration 0,20…

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Q: How many grams of calcium hydroxide (Ca(OH) 2) are needed to prepare a solution of 0.0250 normal…

A: Given,  Normality of Ca(OH)2 = 0.0250 N  Volume of the solution in L = 1.5 L  Calculate the mass of…

Q: If the original sodium tartrate solution had a concentration of 1.00 M instead of 0.100 M, what…

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Q: Please answer this NEATLY, COMPLETELY, and CORRECTLY for an UPVOTE. Ni(NO3)2 From the stock…

A: The dissolution of a solid substance in a solvent provides the solution. The presence of a specified…

Q: In which solvent will lauric acid (CH3(CH2)10COOH), the primary component of coconut oil, dissolve…

A: Lauric acid is one of the members of carboxylic acids. It is one of the primary components of…

Q: Silver Acetate [Ag (C2H3O2)] has a Ksp value of 2.00 x 10 -3 .  What is the molar solubility of Ag…

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Q: 1. The addition of azide salt in the determination of dissolved oxygen in a given water sample is *

A: Azide salt for determination of dissolved oxygen: Azide is added to suppress the interference from…

Q: Prepare 250 mL of a stock solution that is 25 mg/L Fe, using the iron reagent ferrous ammonium…

A: To prepare 250 mL stock solution of Fe(NH4)2 (SO4)2•6H2O. Strength given = 25 mg/L = 0.025 g/L

Q: If you are making 500 ml of a stock solution of 10X PBS pH7.4 please tell me how much of each…

A: Molarity is a way of expressing concentration. It is the moles of solute present in 1 L solution.

Q: Standard solution used in nonaqueous alkalimetry: a. hydrogen bromide b. sodium hydroxide c.…

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Q: Indicator Measurement Colour of Indicator phenol red pOH = 6.8     Indicator Measurement Colour of…

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Q: list the apparatus involved in volumetric or titrimetric analysis

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Q: Which of the following is a weak electrolyte? a. 70% v/v ethanol b. 1.0 M citric acid c. 10.0 mL,…

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Q: 1) Dissolution and precipitation a) explain whether the dissolution of a salt is an exothermic or…

A: Here we have to explain dissolution of salt in aqueous solution is exothermic or endothermic.

Q: A solution is made by mixing each of the following together: 50.0 mL 0.215 M K2HPO4 10.0 mL 0.050 M…

A: The ionization or dissociation of the chemical compounds is shown below.…

Q: What is the resulting solution when H2 (g) was dissolved in H2O (l)? Group of answer choices Solid…

A: Solution is made by mixing of many way like liquid into liquid, liquid into solid, liquid into gas…

Q: 1125 mL of a 0.75 M All solution was mixed with 920 mL of a 0.4 M NaCl solution. What is the [I]…

A: Given,  The molarity of AlI3 = 0.75 M.  The volume of AlI3 = 1125 mL.  The molarity of NaCl = 0.4 M.…

Q: Mix together 150.0 ml of a 1.50 mol / dm³ NaCl solution and 250.0 ml of a 0.750 mol / dm³ MgCl₂…

A: Volume of NaCl = 150.0 ml = 0.15 dm3 Concentration of NaCl = 1.5 mol/dm3 Moles of Cl- =  Volume…

Q: Give some examples of secondary standard solutions, and give the reason

A: There are mainly two types of solution, primary standard solutions and secondary standard solutions.…

Q: How much amount (in grams) do you need to prepare the following solutions 500.0 mL 0.1000 M stock…

A: Concept: The molarity of a solution can be calculated as the number of moles of solute divided by…

Q: What would the resulting solution be if CO2 (g) is dissolved into H2O (l)? Group of answer choices…

A: Solid madr by many types solid into liquid , liquid into liquid, liquid into gas etc.

Q: Calculate the amount of HCl for preparing 0,5 M 100 ml HCl solution from the concentrated % 37 HCl…

A: Given problem can be solved by using the formula given below as:  Volume Required mL×% of…

Q: 6. A solution is made by mixing 100.0 mL of 0.200 M calcium chloride with 50.00 mL of 0.200 M sodium…

A: Molarity - it is the concentration term in which the number of moles of solute are dissolved in the…

Q: Show the calculations to prepare a 0.5 molar NH4Cl stock solution in 50 ml of water and 0.1 M…

A: For preparation of 0.5 Molar NH4Cl solution in 50 mL, we use Following formula to calculate the mass…

Q: 50 ml of .2M KNO3 from 4.0 M stock solution

A: Given: Volume of KNO3 solution = 50 mL Molarity of KNO3 solution = 0.2 M Molarity of stock solution…

Q: The concentration of alcohol in a mixture prepared by combining 200 mL of 95% v/v alcohol, 750 mL of…

A: Volume percentage is the ratio of volume of solute to the total volume of solution multiplied by…

Q: A certain weak dliprotic acia, and Kaz 5.47x1010 calaulate HZA solution.

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Q: K2SO4 in order to prepare a 1 N of the solution. • What are the specifications of primary standard…

A: 1 N standard Solution means, 1 gram Equivalent of Solute potassium sulfate present in 1000 mL of the…

Q: What is the concentration of Fe2+, in M, in a standard solution prepared by diluting (3.2x10^0) mL…

A: Given : Initial concentration of (NH4)2Fe(SO4)2 = 2.50 X 10-4 M  Volume of (NH4)2Fe(SO4)2 solution…

Q: Using gravimetry analysis, explain in 3-4 how is the process of testing the purity of the squash…

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Q: How many grams of calcium hydroxide (Ca(OH)2) are needed to prepare a solution of 0.0250 normal…

A: Given: Normality of the solution = 0.0250 N And volume of solution = 1.5 L.

Q: What is the activity coefficient of Hg2 2+ in a solution of 3.3 mM Hg(NO3)2?

A: Given, Concentration of Hg(NO3)2 = 3.3 mM

Q: What is the Qsp of a solution mixture Al(OH)3 formed from 10 mL 1.00M C6H5NH2 and 15 mL 0.10M…

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