An aqueous solution containing 20.0% (by mass) of ammonium sulfate, (NH_4)_2SO_4. has a density of 1.115g/mL....
Calculate the molality of a 20.0% by mass ammonium sulfate (NH4)2SO4 solution. The density of the solution is 1.117 g/mL.
plesse help!! Calculate the molarity of an aqueous solution containing 1.80 mole potassium chloride in a 800. mL solution Calculate molarity of an aqueous solution containing 5.20 g ammonium sulfate in a 250.0 mL solution. Calculate the moles and the mass of solute present in 200. mL of 0.400 M sodium nitrate solution. How many mL of a 0.620 M solution will contain 0.250 moles of calcium chloride?
When a 5.00 g mixture of ammonium sulfate and lithium sulfate is added to an aqueous solution containing excess barium nitrate, 9.20 g solid barium sulfate are collected. What mass of ammonium sulfate is present in this mixture?
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.
Solution A was prepared from 0.2703g of ferrous ammonium sulfate [Fe(SO4)2(NH4)2• 6H20; Molar mass = 392.2g/mole] dissolved in 100.0 mL of distilled water. Show all work for full credit. (a) Calculate the molarity of solution A. (Remember molarity = moles/Liter) Solution B was prepared by pipeting 25.00 mL of solution A into a 250.0 mL volumetric flask, and then the flask was diluted to the mark (exactly 250.0 mL, Vb) with distilled water. (b) Calculate the molarity of solution B....
Find the molarities of the ionic species present in 3500 mL of an aqueous solution containing 0.14 g of ammonium sulfate, (NH4)2SO4.
8 Write the balanced NET ionic equation for the reaction when copper(II) sulfate and ammonium hydroxide are mixed in aqueous solution. If no reaction occurs, write only NR. 9 In the reaction between FeCl3 and NaOH, the spectator ions are 10 Convert the concentration of 0.700 M Na2SO4 to g/mL 11 How many mililiters of water should a chemist add if they want to prepare an 0.200 M aqueous solution with 30.2 g of NaCI ? Assume the density of the resulting solution...
(5 pts) At 20°C, a 0.376 M aqueous solution of ammonium chloride has a density of 1.0045 g/mL. What is the mass % of ammonium chloride in the solution? The formula weight of NH4Cl is 53.50 g/mol. 5) (5 pts) At 20°C, an aqueous solution that is 24.0% by mass in ammonium chloride has a density of 1.0674 g/mL. What is the molarity of ammonium chloride in the solution? The formula weight of NH4Cl is 53.50 g/mol. i got 3.82...
Determine the molarity of a sodium sulfate aqueous solution that is 77% by mass. The density of the solution is 1.67 g/ml
at 20 degree Celsius an aqueous solution of HNO3 that is 35.0% HNO3 by mass has a density of 1.21g/mL A). how many grams of HNO3 are present in 2.73 L of this solution? B.) what is the volume of this solution will contain 502 g HNO3?