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Molarity

Q. A saturated solution of calcium hydroxide at 0 degrees Celsius is 0.0250 M. Calculate maximum number of grams of solid calcium hydroxide that can be dissolved in 100.0 mL of water at 0 degrees Celsius, assuming that the final volume of the solution is 100.0 mL.

Solved • Jul 12, 2019

Molarity

Q. An aqueous solution of sodium bromide contains 0.36 M sodium ions. If the solution contains no substances other than sodium bromide and water, what is the concentration of bromide ions in the solution

Solved • Jul 8, 2019

Molarity

Q. What is the volume of a 0.14 M sulfuric acid (H2SO4) solution that contains 0.31 mol sulfuric acid?

Solved • Jul 8, 2019

Molarity

Q. A chemist makes a solution of Mg(NO3)2 by dissolving 20.4 g Mg(NO3)2 in water to make 100.0 mL of solution. What is the concentration of NO3- ions in the solution? Assume that Mg(NO3)2 is the only solute in the solution. The molar mass of Mg(NO3)2 is 148.33 g/mol.

Solved • Jul 8, 2019

Molarity

Q. A chemist adds 255.0 mL of a 0.0058 mmol/L calcium sulfate (CaSO4) solution to a reaction flask. Calculate the mass in milligrams of calcium sulfate the chemist has added to the flask. Round your answer to 2 significant digits

Solved • Jun 26, 2019

Molarity

Q. 6) a) 0.293 g manganese chlorate (Mn(ClO3)2 is dissolved in water to make 100.0 mL of solution .Calculate the molarity of manganese chlorate in solution

Solved • Jun 25, 2019

Molarity

Q. What is the concentration of NO3- ions in a solution prepared by dissolving 25.0 g of Ca(NO3)2 in enough water to produce 300. mL of solution?

Solved • Jun 21, 2019