What mass of MgF2 is contained in 75.85 g of a 22.4% by mass solution of...
please show show the calculation. thanks! Question 2 2 pts What mass of MgF2 is contained in 75.85 g of a 22.4% by mass solution of MgF2 in water? Choose the answer from the bottom and show the work in part 2. 17.0 g O 5.89 g 29.5 g 33.9 g O 11.2 g
What mass of MgF2 is contained in 80.85 g of a 22.4% by mass solution of MgF2 in water?
what is the mass percent of a solution made by dissolving 22.4 g of sodium chloride in 56.6 g of water ? show your work
what is the mass percent of a solution made by dissolving 22.4 g of sodium chloride in 56.6 g of water? round your answer to correct number of sig figs
The Ksp for MgF2 is 6.4 x 10-T . What mass of MgF2 will dissolve in 250 mL of distilled water?
What mass of methane is contained in 60.0 mL of a 13.9% by mass solution of methan in hexane? The density of the solution is 0.611 g/mL. 4.88 g 2.35 g 11.8 g 8.49 g 5.10 g
If you started with 24.75 ml of a hydrogen peroxide solution that contained 3.85 % H2O2 by mass, what would be the volume of this gas in ml at STP? The density of the solution is 1.0 g/ml and the molar volume of a gas at STP is 22.4 L/mol. (Put your answer in 3 significant figures)
What mass of methane is contained in 60.0 mL of a 13.9% by mass solution of methane in hexane? The density of the solution is 0.611 g/ml O 2.35 g 8.498 5.105 O 1188 4.888
A chemist prepares a solution of magnesium fluoride (MgF2) by measuring out 0.03 g of magnesium fluoride into a 350. mL volumetric flask and filling the flask to the mark with water. Calculate the concentration in mol/L of the chemist's magnesium fluoride solution. Round your answer to 1 significant digit molL
In a saturated solution of MgF2 at 16 °C, the concentration of Mg2+ is 1.44x10 –3 M The equilibrium is represented by the equation MgF2 -->Mg 2+ + 2 F-. A.Write the expression for the solubility product constant, Ksp. B.Calculate the value of Ksp at 16°C for MgF2 Note: Your answer is assumed to be reduced to the highest power possible. C.Calculate the equilibrium concentration of Mg2+ in 1.000 L of saturated MgF2 solution at 16°C to which 0.450 mole of...