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what mass in grams of na2co3 must be dissolved in 1.00l of solution to generate a...
5.3 g of Na2CO3 is dissolved in water to generate a solution with a concentration of 0.125 M. What is the volume of this solution, in liters?
How many grams of H2SO4 must be dissolved into 0.709 L of solution to generate a concentration of 0.303 M?
An aqueous solution of 87 KOH is dissolved in 600 grams of solution. What is the concentration of the solution expressed as a percentage by mass. a. 11 g/ml b. 16% c. 13 g/ml d. 11%
What is the percent by mass of a solution where 75 grams of ethanol is dissolved with 150 grams of water?
How may grams of sodium chloride must be dissolved in 411.07 mL of total solution to make a solution with a concentration of 0.228 M?
PPM and PPB A 180-mg sample of Na2CO3 is dissolved in H2O to give 2.80L of solution. What is the concentration of Na+ in parts per million (ppm)? Note: "ppm" are 106 ×[(mass of solute)/(mass of solution)] ppm 1pts Tries 0/5 A 2.15-mg sample of dioctyl phthalate (C24H38O4), a plasticizer, is dissolved in H2O to give 550mL of solution. What is the concentration of dioctyl phthalate in parts per billion (ppb)? Assume U.S. definition of "one billion" = 109 (as...
What is the molarity of 5.30 g of Na2CO3 dissolved in 500.0 mL solution?
How many grams of Na2CO3 are present in 13.9 mL of a solution that is 23.0% Na2CO3 by mass. The density of the solution is 1.07 g/mL.
How many grams of Na2CO3 are present in 18.9 mL of a solution that is 27.0% Na2CO3 by mass? The density of the solution is 1.18 g/mL Number
21. What mass of Na2SO4 must be dissolved in 100.0 grams of water to lower the freezing point by 2.50 °C? The freezing point depression constant, Kfp, of water is -1.86 °C/m. Assume the van't Hoff factor for Na2SO4 is 2.95.