
How many milliliters of a 5.7 M NaCl solution would be needed to prepare each solution?...
Isopropyl alcohol is mixed with water to produce a 38.0% (v/v) alcohol solution. How many milliliters of each component are present in 875 mL of this solution? Assume that volumes are additive. alcohol: mL water: ml The mass of solute per 100 mL of solution is abbreviated as (m/v). Mass is not technically the same thing as weight, but the abbreviation (w/v) is also common. How many grams of sucrose are needed to make 695 mL of a 38.0% (w/v)...
a stock solution of 1.50 M NaCl is available. How many milliliters are needed to make 3.25 L of 0.550 M NaCl solution? 1. 1.19mL 2. 0.254ml 3. 8,860mL 4. 1,190mL 5. 8.86mL
How many milliliters of 5 M NaCl are required to prepare 1500mL of 0.002 M NaCl? What will be the concentration of the dilluted solution, expressed in milimolars, micromolars, and nanomolars?
17. What volume of 0.345 M NaCl solution is needed to obtain 10.0 g of NaCl? 18 How many milliliters of a 0.0015 M cocaine hydrochloride (C17H22ClNO4) solution is needed to obtain 0.010 g of the solute? 19.. A solution having an initial concentration of 0.445 M and the initial volume of 45.0 mL is diluted to 100.0 mL. What is its final concentration? 20. A 50.0 mL sample of salt water that is 3.0% m/v is diluted to 950...
How many milliliters of 10.5 M HCl(aq) are needed to prepare 740.0 mL of 1.00 M HCl(aq)? A 61.0 mL aliquot of a 1.20 M solution is diluted to a total volume of 238 mL. A 119 mL portion of that solution is diluted by adding 113 mL of water. What is the final concentration? Assume the volumes are additive. concentration:
7. How many mL of a 0.90 % (m/v) solution of NaCl are needed to provide 45 mg of NaCl?
28) How many milliliters of a 9.0 M H2504 solution are needed to make 0.45 Lof a 3.5 M solution? Vi=MzV2 - 3.5x450 175ml A) O. 18 ml B) 1.2 ml C) 180 ml D) 1200 ml 29) A student prepared a stock solution by dissolving 15.0 g of KOH in enough water to make 150. mL of solution. She then took 15.0 mL of the stock solution and diluted it with enough water to make water to make 65.0...
1- How many milliliters of an aqueous solution of 0.122 M aluminum chloride is needed to obtain 13.9 grams of the salt? 2- In the laboratory you dissolve 15.7 g of barium sulfide in a volumetric flask and add water to a total volume of 250 . mL. What is the molarity of the solution? 3- In the laboratory you dilute 4.43 mL of a concentrated 6.00 M hydroiodic acid solution to a total volume of 50.0 mL. What is...
(a) How many milliliters of 0.155 M HCl are needed to neutralize completely 35.0 mL of 0.101 M Ba(OH)2 solution? ml (b) How many milliliters of 2.50 M H2SO4 are needed to neutralize 50.0 g of NaOH? mL (c) If 54.8 mL of BaCl2 solution is needed to precipitate all the sulfate in a 544 mg sample of Na2SO4 (forming BaSO4), what is the molarity of the solution? M (d) If 47.5 mL of 0.375 M HCl solution is needed...
A. How many milliliters of 0.110 M HCl are needed to completely neutralize 55.0 mL of 0.107 M Ba(OH)2 solution? Express the volume in milliliters to three significant digits. B. How many milliliters of 0.125 M H2SO4 are needed to neutralize 0.170 g of NaOH? Express the volume in milliliters to three significant digits. C. If 55.0 mL of BaCl2 solution is needed to precipitate all the sulfate ion in a 746 mg sample of Na2SO4, what is the molarity of the solution? Express the molarity...