Finally, add together the total mass of each element to get the molar mass of KCl(I): 39.0983 g/mol + 35.453 g/mol + 126.90447 g/mol = 201.45577 g/mol 5. Find Mole Fraction To find the mole fraction and percentage of each element in KCl(I), divide each total from step 3 by the...
Molar Mass (g/mol) K (Potassium) 39.0983 Cl (Chlorine) 35.453 O (Oxygen) 15.9994 3. Compute Mass of Each Element Multiply the number of atoms by the atomic weight of each element found in steps 1 and 2 to get the mass of each element in KClO3*KCl: Molar Mass (g/mol) K (Potassiu...
You can also ask for help in our chat or forums. Examples MnKCI Ca9NaMg(PO4)7 (MgO)3 C9H7O2Na Cu2((OH)2CO3) N(C2H4) Ca3(Po4)3 C59H84N16O12 Y((NO3)3) (KCl)5 K3CrOH6 CrK(SO4)2.12H2O Recently Calculated Molar Masses...
A solution 0.0025 m in CaCl2 and 0.0050 m in KCl. E7.6 Given the following permittivities (dielectric constants) εA for several liquid solvents at 293.15 K. SolventεA CH3CN 37.5 CH3OH 33.62 (CH3)2SO 48.9 HCN 116 H2O 80.10Use the Debye–Hu¨ckel theory to calculate γ± for 0.0050...
Example:10 g of KCl is dissolved in 250 mL of distilled water, calculate the molar concentration. First, the molecular weight of KCl is 74,55 g/mol, then the formula can be applied: [M] = (10 g / (74.55 g/mol * 0.25 L) = 0.54 M ...
sodium polystyrenesulfonatePrecise measurements on the viscosities of sodium polystyrenesulfo- nate (NaPSS) in water as well as in methanol-water mixed solvent media have been reported in presence of NaCl, KCl, NaBr and KBr having concentrations of 0.1 and 0.5mol.L ~(-1) at 308.15 K with ...
molecules added for each copper sulfate molecule) = 63.55 + 32.07 + 4(16.00) + 5(18.02) = 159.62 + 90.10 = 249.72 g/mole Practice 1) KCl 2) Li 2 SO 4 3) (NH 4 ) 2 C 2 O 4 . H 2 O Answers 1) KCl= 39.10 + 35.45 ...
What mass of KCl is needed to precipitate AgCl from 15.0 mL of 0.200 M AgNO_3 solution? The Ksp of AgCl is 1.6 x 10-10. What is the solubility of AgCl in 0.010 M MgCl2? Give your answer using scientific notation and to 2 significant figures (...
What is the molar solubility of lead (ii) chloride in 0.100 m KCl? The molar solubility of PbI2 is 1.5*10^-3 M. A. What is the molar concentration of iodide ion in a saturated PbI2 Solution? B. Determine the solubility constant, Ksp, for lead (II) iodide. The molar solubility of ...
to make AgI for film photography or used as regulating agent for thyroid secretion.Example Reactions: • AgNO3 + KI = AgI↓ + KNO3 • KI + NaCl = KCl + NaI • KOH + NH4I = NH3 + KI + H2O • HI + KOH = H2O + KI • HCl + KI = HI + KCl • KI + NaOH = KOH ...