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Calculate the molarity of an aqueous solution containing 1.80 mole potassium chloride in a...
4a Calculate the molarity of an aqueous solution of sodium perchlorate with a solute mole fraction...
4a Calculate the molarity of an aqueous solution of sodium perchlorate with a solute mole fraction of 0.081 and a density, ρ = 1.078 g/mL. Report your answer to THREE significant figures. 4b Calculate the molarity of a 41.2% by mass aqueous solution of copper (I) sulfate with a density, ρ = 1.177 g/mL. Report your answer to THREE significant figures. 4c Calculate the mole fraction of the solute of a 4.211 m aqueous solution of cadmium (II) bromide with...
Suppose 7.14g of potassium chloride is dissolved in 300.mL of a 0.60 M aqueous solution of...
Suppose 7.14g of potassium chloride is dissolved in 300.mL of a 0.60 M aqueous solution of ammonium sulfate. Calculate the final molarity of potassium cation in the solution. You can assume the volume of the solution doesn't change when the potassium chloride is dissolved in it. Round your answer to 3 significant digits.
HELP WITH B and C please ? (molarity stoich) How many grams of sodium nitrite are...
HELP WITH B and C please ? (molarity stoich)
How many grams of sodium nitrite are needed to make 2.50 L of 1.12 M solution? Calculate the number of moles of the precipitate formed when 525 mL of 0.500 M potassium iodide reacts with excess lead (II) nitrate. Balanced equation:___ Calculate the number of grams of precipitate formed when 2.00 L of 0.400 M calcium chloride reacts with excess silver nitrate. Balanced equation: How many milliliters of a 1.5 M...
Suppose 0.0793 g of potassium chloride is dissolved in 100. mL of a 20.0 m M aqueous solution of ammonium sulfate.
Suppose 0.0793 g of potassium chloride is dissolved in 100. mL of a 20.0 m M aqueous solution of ammonium sulfate. Calculate the final molarity of potassium cation in the solution. You can assume the volume of the solution doesn't change when the potassium chloride is dissolved in It. Be sure your answer has the correct number of significant digits.
Solutions and Dilutions 1. What would be the percent (%) concentration of a solution that results...
Solutions and Dilutions 1. What would be the percent (%) concentration of a solution that results from the combination of 115.0 grams of potassium nitrate with 0.320 L of water? Identify the solute and solvent of the solution 2. A solution is prepared by mixing together 76.40 mL of liquid ethanol (C2H4O) and 110.25 mL of water. Identify the solute and solvent of the resulting solution. What would be the percent (%) concentration of the solution? 3. How many grams...
Suppose 7.27g sodium chloride is dissolved in of 100 mL aqueous solution of 0.50 M ammonium...
Suppose 7.27g sodium chloride is dissolved in of 100 mL aqueous solution of 0.50 M ammonium sulfate. Calculate the final molarity of sodium cation in the solution. You can assume the volume of the solution doesn't change when the sodium chloride is dissolved in it. Round to 3 sig figs
7. Calculate the molarity of the following: a) 2.0 mole HCl in 1.0L. b) 80.0 g...
7. Calculate the molarity of the following: a) 2.0 mole HCl in 1.0L. b) 80.0 g NaOH in 4.0 L. c) 10.0 mole glucose in 2.0 L. 8.Calculate the volume needed of each solutions a) 10.0 moles of Mg(OH), of a 2.0M Mg(OH), solution. b) 0.5 mole of glucose of a 5.0M solution. c) 4.0 g NaOH of a 1.0M solution 9. What is the percent by mass of 75 g KBr dissolved in 575 g water? 10. What is...
Suppose 6.77g of ammonium chloride is dissolved in 50.mL of a 0.70 M aqueous solution of potassium...
Suppose 6.77g of ammonium chloride is dissolved in 50.mL of a 0.70 M aqueous solution of potassium carbonate. Calculate the final molarity of chloride anion in the solution. You can assume the volume of the solution doesn't change when the ammonium chloride is dissolved in it. Be sure your answer has the correct number of significant digits.
A) When aqueous solutions of potassium carbonate and calcium chloride are combined, solid calcium carbonate and...
A) When aqueous solutions of potassium carbonate and calcium chloride are combined, solid calcium carbonate and a solution of potassium chloride are formed. The net ionic equation for this reaction is: B)When aqueous solutions of sodium acetate and hydrochloric acid are mixed, an aqueous solution of sodium chloride and acetic acid results. Write the net ionic equation for the reaction.Use H+ for the hydronium ion, CH3COOH for acetic acid and CH3COO- for the acetate ion. C)When solid Fe metal is...
Calculate the molarity of the two solutions. The first solution contains 0.550 mol of NaOH in...
Calculate the molarity of the two solutions. The first solution contains 0.550 mol of NaOH in 2.95 L of solution. molarity: The second solution contains 19.1 g of NaCl in 627 mL of solution. molarity: Calculate the molality of a solution formed by adding 7.00 g NH,Cl to 14.0 g of water. molality: m NH C1 What is the mole fraction of solute in a 3.69 m aqueous solution? Xsolute = 0.06 An aqueous sodium acetate, NaC,H,O, , solution is...
HELP WITH B and C please ? (molarity stoich)
How many grams of sodium nitrite are needed to make 2.50 L of 1.12 M solution? Calculate the number of moles of the precipitate formed when 525 mL of 0.500 M potassium iodide reacts with excess lead (II) nitrate. Balanced equation:___ Calculate the number of grams of precipitate formed when 2.00 L of 0.400 M calcium chloride reacts with excess silver nitrate. Balanced equation: How many milliliters of a 1.5 M...
Solutions and Dilutions 1. What would be the percent (%) concentration of a solution that results from the combination of 115.0 grams of potassium nitrate with 0.320 L of water? Identify the solute and solvent of the solution 2. A solution is prepared by mixing together 76.40 mL of liquid ethanol (C2H4O) and 110.25 mL of water. Identify the solute and solvent of the resulting solution. What would be the percent (%) concentration of the solution? 3. How many grams...
7. Calculate the molarity of the following: a) 2.0 mole HCl in 1.0L. b) 80.0 g NaOH in 4.0 L. c) 10.0 mole glucose in 2.0 L. 8.Calculate the volume needed of each solutions a) 10.0 moles of Mg(OH), of a 2.0M Mg(OH), solution. b) 0.5 mole of glucose of a 5.0M solution. c) 4.0 g NaOH of a 1.0M solution 9. What is the percent by mass of 75 g KBr dissolved in 575 g water? 10. What is...
Calculate the molarity of the two solutions. The first solution contains 0.550 mol of NaOH in 2.95 L of solution. molarity: The second solution contains 19.1 g of NaCl in 627 mL of solution. molarity: Calculate the molality of a solution formed by adding 7.00 g NH,Cl to 14.0 g of water. molality: m NH C1 What is the mole fraction of solute in a 3.69 m aqueous solution? Xsolute = 0.06 An aqueous sodium acetate, NaC,H,O, , solution is...
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