Calculate the follow ing quantit ies:4.a) Molarity of a solution that contains 0.0225 mol Na2SO4 in 400 ml solutionb) Moles of HNO3 in 45.0 ml of 2.50 M solution of nitric acidc) Milliliters of 2.00 M Ca(OH)2 solution ne eded to make 100ml of 0.250 M Ca(OH)2

Equation for calculating molarity is given below.

Answered: Calculate the follow ing quantit ies:…

Introductory Chemistry: A Foundation

9th Edition

ISBN:9781337399425

Author:Steven S. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Donald J. DeCoste

Chapter15: Solutions

Section: Chapter Questions

Problem 35CR

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Similar questions

When a solution is diluted by adding additional solvent, the concentration of solute changes hut the amount of solute present does not change. Explain. Suppose 250. mL of water is added to 125 mL of 0.55 1 M NaCl solution. Explain how you would calculate the concentration of the solution after dilution.
Calculate the number of moles and the mass of the solute in each of the following solutions: (a) 2.00 L of 18.5MH2SO4, concentrated sulfuric acid (b) 100.0 mL of 3.8105MNaCN, the minimum lethal concentration of sodium cyanide in blood serum (c) 5.50 L of 13.3 MH2CO, the formaldehyde used to fix tissue samples (d) 325 mL of 1.8106MFeSO4, the minimum concentration of iron sulfate detectable by taste in drinking water
Calculate the molarity of each of the following solutions: (a) 293 g HCl in 666 mL of solution, a concentrated HCl solution (b) 2.026 g FeCl3 in 0.1250 L of a solution used as an unknown in general chemistry laboratories (c) 0.00 1 mg Cd2+ in 0.100 L, the maximum permissible concentration of cadmium in drinking water (d) 0.0079 g C7H5SNO3 in one ounce (29.6 mL), the concentration of saccharin in a diet soft drink.
What volume of 0.0105-M HBr solution is required to titrate 125 mL of a 0.0100-M Ca(OH)2 solution? Ca(OH)2(aq)+2HBr(aq)CaBr2(aq)+2H2O(l)
In a common medical laboratory determination of the concentration of free chloride ion in blood serum, a serum sample is titrated with a Hg( NO3)2 solution. 2Cl(aq)+Hg( NO3)2(aq)2NO3(aq)+HgCl2(s) What is the CF concentration in a 0.25-mL sample of normal serum that requires 1.46 mL of 8.25104M Hg( HO3)2(aq) to reach the end point?
Molarity is a conversion factor relating moles of solute in solution to the volume of the solution. How does one use molarity as a conversion factor to convert from moles of solute to volume of solution, and from volume of solution to moles of solute present?
Calcium carbonate, CaCO3, can be obtained in a very pure state. Standard solutions of calcium ion are usually prepared by dissolving calcium carbonate in acid. What mass of CaCO3 should be taken to prepare 500. mL of 0.0200 M calcium ion solution?
A student tries to determine experimentally the molar mass of aspirin (HAsp). She takes 1.00 g of aspirin, dissolves it in water, and neutralizes it with 17.6 mL of 0.315 M KOH. The equation for the reaction is HAsp(aq)+OH(aq)Asp(aq)+H2OWhat is the molar mass of aspirin?
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Determine the molarity of each of the following solutions: (a) 1.457 mol KCl in 1.500 L of solution (b) 0.515 g of H2SO4 in 1.00 L of solution (c) 20.54 g of Al( NO3)3 in 1575 mL of solution (d) 2.76 kg of CuSO45H2O in 1.45 L of solution (e) 0.005653 mol of Br2 in 10.00 mL of solution (f) 0.000889 g of glycine, C2H5NO2, in 1.05 mL of solution

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Calculate the follow ing quantit ies: 4. a) Molarity of a solution that contains 0.0225 mol Na2SO4 in 400 ml solution b) Moles of HNO3 in 45.0 ml of 2.50 M solution of nitric acid c) Milliliters of 2.00 M Ca(OH)2 solution ne eded to make 100ml of 0.250 M Ca(OH)2