What is the concentration of Bi ions in 50 mL sample of a 1 M solution...
24) What is the concentration of magnesium ions in a 0.125 M Mg 504 solution? A) 0.125 M B) 0.0625 M C) 0.375 M D) 0.250 M E) 0.160 M 25) What is the concentration of sodium ions in a 1.225 M Na, SO4 solution? 26) What is the concentration of FeCl3 in a solution prepared by dissolving 30.0 g of FeCl3 in enough water to make 275 mL of solution? A) 6.73 x 10-4 M B) 0.673 M C)...
A 20.00-mL aqueous solution containing tin(II) ions with a concentration of 0.0850 M is titrated with a standard aqueous solution of cerium(IV) ions having a concentration of 0.1100 M. Write a balanced chemical equation for the titration reaction and then find the volume, in mL, of the titrant that is required to reach the stoichiometric point of the titration. b. If the titration were followed potentiometrically using a platinum electrode and a saturated Ag/AgCl electrode, find the following voltages in...
What is the concentration of nitrate ions in 2.00L of a solution that contains 0.250 moles of Fe(NO3)3 ? The answer is ....0.375M, but how? A 150. mL salt solution is prepared by diluting a 25.0 mL sample of a more concentrated solution. The concentration of the diluted salt solution is 0.550 M. What was the concentration of the undiluted salt solution? How is the answer.... b) 3.30 M and not .0917??
What is the total molar concentration of ions in a 0.90 M AL (SO4)3 solution? View Available Hint(s) 0 4.5 M O 1.8 M 428 g 16.0 g
1. Calculate the concentration (M) of sodium ions in a solution made by diluting 50.0 mL of a 0.874 M solution of sodium sulfide to a total volume of 250. mL 2. Which element is oxidized in the reaction below? Fe+2 + H+ + Cr2O7-2 --> Fe+3 + Cr+3 + H2O 3. How many moles of BaCl2 are formed in the neutralization of 393ml of 0.171 M Ba(OH)2 with aqueous HCL?
• CIU TEXAS INSTRUM 2. A 50.00 ml sample of solution containing Fe?ions is titrated with a 0.0216 M KMnO4 solution. It required 20.62 ml of the KMnO4 solution to oxidize all the Fe? ions to Fe ions by the reaction: MnO4 (aq) + Fe? ) -------> Mn(ed) Felco (unbalanced) a) What was the concentration of Fel.ions in the sample solution? b) What volume of 0.0150 M K2Cr2O7 solution would it take to do the same titration? The reaction is:...
What is the molar concentration of chloride ions in a solution prepared by mixing 119.0 mL of 2.5 M KCl with 60.5 mL of a 1.60 M CaCl2 solution? (Review this video if necessary.)
Calculate the concentration (M) of sodium ions in a solution made by diluting 30.0 mL of a 0.574 M solution of sodium sulfide to a total volume of 150 mL.
What is the concentration (m) of ions in a solution that is prepared by dissolving 5.66 g of K2SO4 (174 g/mol) in 1.02 liter of water? Assume the density to be 1 g/mL. to the thousandth
What is the Co2+ concentration after 50 mL of a 0.030 M Co2+ solution is mixed with 50 mL of a 0.050 M EDTA solution at pH 10?