a. The solubility of potassium hydrogen carbonate (KHCO3) (100.115 g/mol) in water is 33.7 g/100 mL at 20 oC. Assuming no change in the volume of the water, what is the concentration of a saturated KHCO3 solution at 20 oC?
[KHCO3] = ____ M
b. How many grams of KHCO3 can be dissolved in 196.5 mL of water at 20 oC?
a. The solubility of potassium hydrogen carbonate (KHCO3) (100.115 g/mol) in water is 33.7 g/100 mL...
If the solubility of sodium chloride (NaCl) is 30.6 g/100 mL of H2O at a given temperature, how many grams of NaCl can be dissolved in 250.0 mL of H2O? If the solubility of glucose (C6H12O6) is 120.3 g/100 mL of H2O at a given temperature, how many grams of C6H12O6 can be dissolved in 75.0 mL of H2O? Only 0.203 mL of C6H6 will dissolve in 100.000 mL of H2O. Assuming that the volumes are additive, find the volume/volume...
A 2.1342.134 g sample of a solid mixture containing only potassium carbonate (MM=138.2058 g/molMM=138.2058 g/mol) and potassium bicarbonate (MM=100.1154 g/molMM=100.1154 g/mol) is dissolved in distilled water. A volume of 31.5231.52 mL of a 0.7440.744 M HCl standard solution is required to titrate the mixture to a bromocresol green end point. Calculate the weight percent of potassium carbonate and potassium bicarbonate in the mixture. K2CO3:_____ wt% KHCO3:_____ wt%
10 mL saturated potassium oxalate , potassium oxalate Mw = 184.23 g mol-1, solubility of potassium oxalate in water at 25°C = 360. calculate the concentration a saturated solution of potassium oxalate
Consider 125 grams of potassium carbonate dissolved in water to make 775 mL of solution. Identify the correct concentrations for the species below. Consider 125 grams of potassium carbonate dissolved in water to make 775 mL of solution. Identify the correct concentrations for the species below. Concentration (in M) of carbonate ions Answer 1 Choose...(2.34) (0.00234) (0.585) (1.17) (0.00117) (3.51) Concentration (in M) of potassium ions Answer 2 Choose...(2.34) (0.00234) (0.585) (1.17) (0.00117) (3.51) Concentration (in M) of potassium carbonate...
The solubility product constant for Ba(IO3)2 is 1.57×10-9 at 25 oC. What is the molar concentration of IO3- ions in a saturated solution of Ba(IO3)2? Assume an ideal solution at 25 oC. How many grams of Ba(IO3)2 (487.1 g/mol) can be dissolved in 1000 mL of pure water at 25 oC? How many grams of Ba(IO3)2 can be dissolved in 1000 mL of a 0.100 M KIO3 solution at 25 oC? Use activities for this calculation.
6.52 grams of sodium hydrogen carbonate is weighed into a 150 ml beaker and dissolved in 100 ml of deionized water. The solution is then quantitatively transfer to a 250.0 mL volumetric flask and filled to the line with deionized water. What is the molarity of hydrogen carbonate in the volumetric flask?
The solubility product constant for La(IO3)3 is 1.00×10-11 at 25 oC. What is the molar concentration of IO3- ions in a saturated solution of La(IO3)3? Assume an ideal solution at 25 oC. How many grams of La(IO3)3 (663.6 g/mol) can be dissolved in 900 mL of pure water at 25 oC? How many grams of La(IO3)3 can be dissolved in 900 mL of a 0.100 M KIO3 solution at 25 oC? Use activities for this calculation. Activity coefficients can be found...
Suppose 0.112 g of zinc bromide is dissolved in 100. mL. of a 27.0 mM aqueous solution of potassium carbonate. Calculate the final molarity of bromide anion in the solution. You can assume the volume of the solution doesn't change when the zinc bromide is dissolved in it. Be sure your answer has the correct number of significant digits.
The solubility of NaCl in water at 20°C is 35.89 g per 100 mL of water. If the concentration of NaCl in water is 7.36 M at 20°C, what will the resulting solution look like if the temperature remains constant? A.Saturated with some undissolved solids B. Unsaturated C. Saturated with no undissolved solids D. Supersaturated
1. The Molar Solubility of Ca(10), in Pure Water Temperature of the saturated solution of calcium iodate: Volume (or mass) of saturated calcium iodate solution titrated: 25 °C 10 ml (or g) Dat Trial 1 Trial 2 Trial 3 Volume of Na S o titrant Final buret reading Initial buret reading ml mL mL mL Net volume of Na So 26.621 mL 30.019 mL Calculated concentration of 10 Standardized 0.05 M sodium thiosulfate (Na,8,0,) solution (10,51(E) - TIL 10 mols.0.2...