Calculate the volume of concentrated reagent required to prepare the diluted solutions indicated: (a) 15 M H3PO4 to prepare 890 . mL of 4.3 M H3PO4   (b) 16 M HNO3 to prepare 265 mL of 0.47 M HNO3

Q: A 12.5 % by mass solution of ethanol (C2H5OH) in water has a density of 1.225 g/mL at 20°C. What is…

A:

Q: What is the molarity of each of the following solutions: (a) 15.0 g of Al21SO423 in 0.250 mL…

A: (a) 15 g of Al2(SO4)3 in 0.250 ml solution       Molar mass of Al2(SO4)3 is 342.15 g/mol

Q: To what final volume should you dilute 50.0 mL of a5.00 M KI solution so that 25.0 mL of the diluted…

A: Molarity can be calculated by dividing number of moles by volume of the solution and number of moles…

Q: A solution labeled “0.110 M CaCl2” would contain _________ mole(s) of Ca+2 and ___________ mole(s)…

A: Since we know that when CaCl2 breaks into there ions it will give 1 mol Ca+ and 2 mol Cl- in…

Q: What is the Normality of 250ml of 2.417M AL(OH), diluted to 500ml? 14.50N 3.63N 1.21N 4.83N

A: Given,  Volume of Al(OH)3 in mL = 250 mL  Molarity of Al(OH)3 = 2.417 M  Al(OH)3 diluted to volume =…

Q: What weight (in grams) of caffeine (C8H10O2N4) is required to prepare 100 mL each of the following…

A: A mole of a substance weighs its molar mass and contain avagadro number of particle  Let us suppose…

Q: Describe how you would prepare the following solution  500 mL of 1.5 M NaCl from 7.3 M NaCl

A: Step 1) Dilution is a process of reducing the concentration of given solute in the solution. For…

Q: Calculate the number of ml of 3.5 M (NH4)2CO3 solution necessary to provide 12.5 g. of (NH4)2CO3? 2.…

A:

Q: Calculate the molarity of each aqueous solution:(a) 78.0 mL of 0.240 MNaOH diluted to 0.250 L with…

A: a) Given : Initial volume of solution = 78.0 mL  Initial molarity of NaOH = 0.240 M Final diluted…

Q: A 30.00%-by-mass solution of nitric acid in water has a density of 1.18 g/cm3 at 20°C. What is the…

A:

Q: Can anyone please answer this? How would you prepare 5L of 0.9% solution with the given density of…

A: The mass of solute in gram present in 100 g solution is known as the mass percent concentration of a…

Q: The molarity of saturated solution of Ammonia at 90 C is O a. 5.000 O b. 0.588 O c. 6.100 O d. 5.880

A: Molality = number of moles of solute ÷ volume of solution in litre

Q: Calculate the number of mmoles of solute that are present in 4000 cm³ of an aqueous solution that…

A: Given, AgNO3 concentration = 5000 ppb density of solution = 1gmLmolar mass of AgNO3=169.87…

Q: Calculate the number of mmoles of solute that are present in 3400 ml of an aqueous solution that…

A: Given: Volume of solution = 3400 mL Concentration of AgNO3 = 4000 ng/mL Density of solution = 1 g/mL…

Q: a local anaesthetic contains 50mg of lidocaine (C14H22N2O) per 5mL. 1. calculate the molarity of…

A: Given : Mass of C14H22N2O = 50 mg = 0.050 g                                          (since 1 g =…

Q: The boiling point of chloroform, CHCl3, is 61.700 °C at 1 atmosphere. Kb(chloroform) = 3.67 °C/m In…

A: To solve this problem we will first calculate the value of ∆Tf .   Then we will calculate the…

Q: Which of the following solutes is the most soluble in chloromethane, H3CCl ? A. HCCl3 B. NH3 C. CH4…

A: Solubility of a substance in the solvent depends upon the capability of its particles to interact…

Q: At 0°C and O2 pressure of 1.00 atm, the aqueous solubility of O2(g) is 48.9 mL O2(g) is 48.9 mL O2…

A:

Q: Please  help. Need directions on how to complete.

A:

Q: A 12.5 % by mass solution of ethanol (C2H5OH) in water has a density of 1.225 g/mL at 20°C. What is…

A: In this question, we will findout the Molarity of the Solution.  How you will determine the Molarity…

Q: What is the molarity of a solution made by mixing 104.6g of NaClO4 in enough water to make the final…

A:

Q: An 8 oz bottle of Dr. Pepper made with imperial cane sugar (C12H22O11) contains 27 g of sugar in…

A:

Q: How To Prepare 100 ML Of A 0.08 N Potassium Acid Phthalate (KHC8H4O4) Solution.

A: Detail mathematical calculation is shown below

Q: molarity of the solution. (MW of SO2 = 64g/mol)

A:

Q: %m/v to molarity Units of Molarity for 30.0 g NaCl(3.00%NaCl) in enough water to make 1000.0mL…

A: moles of NaCl= 30/58.5                         =0.51 moles

Q: The boiling point of chloroform, CHCl3, is 61.700 °C at 1 atmosphere. Kb(chloroform) = 3.67 °C/m In…

A: Given as  The boiling point of chloroform, CHCl3, is 61.700 °C  Kb(chloroform) = 3.67 °C/m

Q: 1) The boiling point of chloroform, CHCl3, is 61.700 °C at 1 atmosphere. Kb(chloroform) = 3.67 °C/m…

A:

Q: How would you prepare 425 g of an aqueous solution containing 2.10% by mass of sodium acetate,…

A: The 425 g solution of sodium acetate, NaC2H3O2 has sodium acetate and water. The solution contains…

Q: 3. A šólútióň iš made by dissolving5.02 g ofT KNO3 in 95.0 g of water. Calculate the following a.…

A: Given Data's are : Mass of KNO3 (Solute) = 5.02 g Mass of H2O (Solvent) = 95.0 g calculation of  a.…

Q: Determine the grams needed to prepare a 500 ppm solution in 250 mL of Pb from the PbNO3 salt.

A: In this question, we want to determine the grams of Pb  You can see details Solution below step by…

Q: Caffeine (Cy H10N402) is a stimulant found in coffee and tea. A solution of caffeine in the solvent…

A: PART A: Given  Concentration = 0.0520 m = 0.0520 mol/kg It means 0.0520 moles of solute (caffeine)…

Q: How would you prepare the following aqueous solutions?(a) 1.40 L of 0.288 MKBr from solid KBr(b) 255…

A: a) To calculate the amount/weight of solid KBr that is required to make a solution of 0.288 M in 1.4…

Q: What is the volume percent (v/v) of Br2 in a solution prepared by dissolving 12 mL of liquid bromine…

A: The volume percent of a solution can be calculated using equation (1). In this equation, Vs is the…

Q: The boiling point of chloroform, CHCl3, is 61.700 °C at 1 atmosphere. Kb(chloroform) = 3.67 °C/m In…

A: A numerical problem based on colligative properties which is to be accomplished.

Q: Calculate the Normality of a solution of 0.25 gm/L H3PO4? *

A: Solution- 1 mol of the H3PO4 is the 3 moles  of the H- ionsin H3PO4 Number of the H+ that produces…

Q: A typical IV used in hospitals is dextrose 5% in water (called D5W). This solution is injected into…

A:

Q: What is the molarity of 0.645 m glucose (CeH12O6) aqueous solution (Solvent: H2O). The molar mass of…

A: Given data,Molality of Glucose = 0.645 m Density of glucose solution = 1.18g/mLThe moles of glucose…

Q: A 1.132 g sample of KHP (HKC8H404) required 28.05 mL of NaOH solution to reach endpoint. Calculate…

A:

Q: What is the volume percent, % (v/v) of an alcohol solution made by dissolving 103 mL of isopropyl…

A: we know that  % (V/V) = volume of alcohol x 100 / volume of solution  now volume of solution =…

Q: Which of the following statements is correct for 25.0 mL of 3.01 M NH3 solution? (MM = 17.0 NH3)…

A: Given : Volume of solution = 25 ml  Molarity of ammonia = 3.01 M

Q: Q2. The density of 60.0% (by mass) of an aqueous soludon of propanol, C3H,OH(aq), is 0.8824 g/mL at…

A:

Q: Calculate the mass of table salt nacl and water needed to prepare 900 grams of solution with a mass…

A:

Q: bons in ppim (by mass). 13.58 An automobile antifreeze mixture is made by mixing equal volumes of…

A: Given that:                   Density of EG =1.114 g/mol    Density of water =1.0 g/molDensity of…

Q: An aqueous solution of HNO3 was prepared having a molality concentration of 6.29. (Atomic…

A: according to the mole concept, in terms of mass, the amount of substance in moles is equal to the…

Q: Which of the following procedures is the most suitable for preparing 500. mL of a 0.120 M aqueous…

A: The formula for Molarity is as follows, Molarity=Given weightMolecular weight×Volume (mL)×1000

Q: Express the concentration of a solution (%w/w, %v/v and %w/v) containing 5g of NaCl and 50 ml of…

A:

Q: Calculate the Molarity of a 25.4% (by mass) aqueous solution of H3PO4 (MM = 97.994 g/mol) at 22.0…

A: Given that ,  Percent by mass of aqueous solution of H3PO4 = 25.4 %  Molar mass of H3PO4 (MM) =…

Q: The boiling point of chloroform, CHCI,, is 61.700 °C at 1 atmosphere. K(chloroform) = 3.67 °C/m In a…

A:

Q: A concentrated phosphoric acid solution is 85.5% H 3PO 4 by mass and has a density of 1.69 g/mL at…

A: Given that ,  Mass percent of H3PO4 = 85.5 %  Density of H3PO4 solution = 1.69 g/mL  Molarity of…