Calculate the molar concentration of the nitric acid if you know that specific gravity is 1.42 and the percentage is 70% to prepare. Solution has concentrated of 0.4 M in 100ml of distilled water

Q: This method of purification is applied when the purity has a lower vapor pressure than the purified…

A: the process in which a substance directly goes from solid state to gaseous state without going…

Q: Prepare the following solution quantitatively using boiled distilled water  1. 250.0 mL 1.0 M stock…

A: 1.  250.0 mL 1.0 M stock HCl from 3.0 M HCl     Molarity ( M1) = 1.0 M     Volume  ( V1 ) = 250.0 mL…

Q: Calculate the hardness of a water sample containing 21.4 ppm Mg2 and 51.9 ppm Ca2. O 165.1…

A: The hardness of water is due to the presence of calcium and magnesium ions. There are two types of…

Q: Calculate the molar concentration of a solution that is 50.0% NaOH (w/w) and has a specific gravity…

A: The molar concentration of a solution that is 50.0% NaOH (w/w) and has a specific gravity of 1.52 is…

Q: Calculate the volume of concentrated HCl  {which has a specific gravity of 1.18  and 35% (w/w))…

A: We will calculate concentration of concentrated HCl and then find its volume needed.

Q: Calculate the volume of concentrated ~ 0.1250 M copper (II) acetate monohydrate solution needed to…

A: Dilution of solution occurs when water is added to the concentrated solution. The concentration…

Q: The solubility of Ag3PO4 is measured and found to be 1.99×10-3 g/L. Use this information to…

A: Given, the solubility of Ag3PO4 =1.99×10-3 gL and the solubility of Zn(CN)2 =1.45×10-2 gL we are…

Q: A community in a mountainous area of Bohol uses water collected from a nearby natural spring. A…

A: To describe the preparation of the following reagents: 100 mL of 1.0M stock EDTA solution.  0 L of…

Q: Calculate the vapor pressure (in mmHg) above of solution containing 50.0 g of ethylbromide…

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Q: Calculations: Determine the molarities of Solutions 1, 2, 3 and 4. Apply the rules of significant…

A: Solution: By defination, molarity is nothing but the ratio of moles of solute in given liter of the…

Q: Using the prepared 10X TBE, calculate the volume of stock solution and double distilled water needed…

A: Dissolve the Tris base and boric acid in the EDTA solution. Adjust the pH of the solution to 8.3…

Q: What is the solubility of Ag3PO4 in g/L if its Ksp is 1.8 x 10-18? (MM = 418.7 g/mol) 0.0097…

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Q: To determine the amount of copper and the identity of the copper compound in the unknown sample, a…

A: Given that -  Initial volume of the copper sample Solution = 100 mL Mass of copper sample = 120.8 mg…

Q: C. Preparation and storage of standard solutions 1. Use the weighed and transferred NaCl powder in…

A: Let's do the schematic diagram according to the procedure given in the question.

Q: A solution of liquids A and B containing 0.40 mole fraction of liquid A begins to boil at (85oC) at…

A: Hello. Since your question has multiple parts, we will solve first question for you. If you want…

Q: Neel’s unknown solid 1) dissolves in hot ethanol, 2) is essentially insoluble in hexane, and 3) is…

A: Recrystallization is a method of removing impurities from solid substances.

Q: How many mL of 0.900 M K2SO4 solution should be taken to prepare 250 mL of 0.450 M K2SO4 solution?…

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Q: Have 50 gallons of water dripping concentrated nutrients into the water system. Need a concentration…

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Q: The concentration of the HCl solution obtained by Mix 150 mL HCI, 0.4 M with 100 mL of HCl is... A.…

A: Given: Molarity M1 of 1st HCl = 0.4 M Volume V1 of 1st HCl = 150 mL Volume V2 of 2nd HCl = 100 mL…

Q: The following steps were used to determine the concentration of acetic acid in vinegar. 1. Sodium…

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Q: Solid-liquid extraction is an effective method to isolate a the desired soluble component in a solid…

A: Solid-liquid extraction is an effective method to isolate a the desired soluble component in a solid…

Q: Which is not required in recrystallization? a. solution is filtered at high temperature b.…

A: Remember this point, recrystallization is used for purify the crude sample of compound so that all…

Q: B. 500 ml of 0.1N FESO4.(NH4)2SO4.6H2O Solution: 1. Pulverize about 20 grams of ferrous ammonium…

A: The concentration can be expressed in molarity which is defined as the number of moles of the solute…

Q: Identify 2 sources of errors in each of the steps in making of a solution. Explain whether a…

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Q: An impure sample of  130 mg of adipic acid was dissolved in 1.0 mL of boiling water. What is the…

A: Given:  Mass of adipic acid sample = 130 mg  Volume of water = 1.0 ml  Solubility at 0°C = 0.3 g/100…

Q: B. 500 ml of 0.1N FeSO4.(NH4)2SO4.6H2O Solution: 1. Pulverize about 20 grams of ferrous ammonium…

A: No of moles = Mass / Molar Mass Molarity = No of moles / Volume (L)

Q: Lesson is all about Colligative Properties of Solutions   In the FPD experiment, what should be…

A: A question based on properties of liquids that is to be accomplished.

Q: The solubility of compound B is 59 g per 100 mL in boiling methanol and 30 g per 100 g in cold…

A: For recrystallization to be effective, the optimal solvent must be used. The desired compound should…

Q: Calculate the temporary and total hardness of a water sample containing Mg(HCO3)2= 73mg/L,…

A: Given :           Mg(HCO3)2 = 73 mg/L           Ca(HCO3)2 = 162 mg/L           MgCl2 = 95 mg/L…

Q: 2. What is your smallest volume that you can comfortably measure with your P20 pipettor? Can you…

A: Solution is a homogeneous mixture of solute and solvent. Concentration of a solution is the amount…

Q: Aromatic Elixir Formula Compound orange spirit Syrup Talc 90% Ethanol Purified water To make 50ml ||

A: Complete process of aromatic elixir is given below.

Q: A chemist wants to extract a solute from 100 mL of water using only 300 mL of ether. The…

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Q: TRUE OR FALSE, if false then give the correct word to make the statement true then explain 1.…

A: The sublimation of a solid occurs when, The solid has high vapor pressure The phase transition…

Q: You are provided with a stock solution of 100. ppm quinine. All solutions will be prepared in 50-mL…

A: Given data is: Concentration of H2SO4 = 0.05 M Volume,V1 = 50 mL a.   C1V1=C2V2  (100.0 ppm) (V1) =…

Q: An analyst wanted to separate an essential oil which is partially immiscible in water and a boiling…

A: When there is a difference between the boiling points of components present in the liquid mixture…

Q: What volume (mL) is required from a stock solution of 1.98 M KNO3 to prepare a 750 mL solution of…

A: Given,  Initial volume, V1 = 750 ml  Initial Concentration, S1 = 1.00 M  Final Concentration, S2 =…

Q: A sample of 0.37 mol propyl alcohol is dissolved in 1.75 kg of distilled water. If the boiling point…

A: Given :-  No of moles of propyl alcohol = 0.37 mol  Mass of water/solvent = 1.75 kg  boiling point…

Q: How much of each source material is required to make the stated solution 200 mL of a 250 ppm Carbon…

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Q: Using recrystallization techniques, a student attempts to purify 0.50 g of compound H. Based on the…

A: Given : Mass of sample = 0.50 g Mass of purified crystals obtained = 0.396 g And maximum percent…

Q: A 0.8250 g of soda ash sample was dissolved in distilled H₂O and diluted to 250-mL using a…

A: According to the bartleby guidelines for the multipart questions, I can solve only first three. So…

Q: Stock Solution : 5.5% m/v Dilute To : 4.8 % New Volume : 80mL FIND THE : Assigned concentration for…

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Q: 24 g of sodium hydride were added to 1 L.of water. The result solution reacted with 100 ml of water…

A: Moles of NaOH added in the solution =Mass of NaOH addedMolar mass of NaOH=24 g40 g/mol=0.6 mol

Q: ………… is usually used only to separate liquids whose boiling points differ greatly or to separate…

A: a. Distillation is a process to separate two or more liquids either volatile or involatile having…

Q: GIVEN: - 500mg of ascorbic acid - 2L of distilled water - 7.5% m/v (this is the stock solution)…

A: A question based on concentration terms that is to be accomplished.

Q: What is the molar concentration of HNO3 (63.0 g/mol) in a solution that has a specific gravity of…

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Q: Ab asked Mi to perform an experiment on freezing point depression. The solution was prepared by…

A: ∆Tf =Tf-Tf'=  Kf × mwhere ∆Tf = Depression in freezing point Tf and Tf' are initial and final…