31-For the following reaction, indicate the oxidizing agent and the sum of the stoichiometric coefficients of the balanced reaction. Justify your answer RbMnO4+SO2+H2O---H2SO4+MnSO4+Rb2SO4 A) RbMnO4 and 10 B) SO2 and 16
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31-For the following reaction, indicate the oxidizing agent and the sum of the stoichiometric coefficients of the balanced reaction. Justify your answer
RbMnO4+SO2+H2O---H2SO4+MnSO4+Rb2SO4
A) RbMnO4 and 10
B) SO2 and 16
C) RbMnO4 and 14
D)SO2 and 10
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- When a sample of the aqueous layer with a volume of 12.25 mL is collected, it requires 18.87 mL of a titrant solution of S2O32- with a concentration of 0.01617 M to reach the endpoint. The reaction has a 2:1 mole ratio of thiosulfate to all reducible iodine species. Calculate the concentration of total reducible iodine (in mol/L) in the aqueous layer. Include only the numerical answer (no units).7. Consider a1Msolution ofNa3AsO4. Write the charge and mass balance equations for this system. (please type answer not write by hend)For #2 the GH is 45 (G.H =4.5) Mass percent for oxalate is 60% on both trials
- Toluene, C7H8 , is burned with 30% excess air. A bad burner causes 15% of the carbon to form soot (pure C) deposited on the walls of the furnace. What is the Orsat analysis of the gases leaving the furnaceWhat is the coefficient for H+ after balancing the following reaction in acidic medium? (Please note that element X and Y are NOT Hydrogen, Oxygen or group 1 A, 2 A or 7 A elements. Also, because this is not a calculation, your answer should be a whole number, so do NOT write answer in 3 sig. figs.) XO4¯ + H2YO3 → X2+ + HYO4¯ HOW DO I SOLVE THIS NEED THE ANSER IN 20 MINUTES TRYING TO STUDY BEFORE MY TEST AT 3 THANKSThe mercury in a 0.8142-g sample was precipitated with an excess of paraperiodic acid, H5IO6: 5 Hg 2+ + 2 H5IO6 ---> Hg5(IO6)2 (s) + 10 H + The precipitate (MW = 1448.8 g/mol) was filtered, washed free of precipitating agent, dried, and weighed, and 0.4114 g was recovered. Calculate the a) % Hg (200.6 g/mol) b) % Hg2Cl2 (472.1 g/mol)
- 0.1724g of a mineral containing MnO₂ was dissolved and then treated with excess iodide according to the following unbalanced reaction: MnO2(s) + H+ → Mn²+ + I2 + H₂O The I₂ released was titrated with a solution of Na₂S2O3 0.07320 mol/L, requiring 14.65 mL to reach the point end of degree a) Determine the percentage of MnO₂ in the ore. b) When iodine solutions are used as titrants these are prepared by dissolving 1₂ in concentrated KI. Explain the reason for the need for KI in the preparation of these solutions?1. What is the gravimetric factor of SO3 in BaSO4? 2. What is the normality of an oxidizing agent of a solution of potassium dichromate (K2Cr2O7) containing 8.906 g per 200 mL in the presence of acid? (Cr2O7-2 + 6Fe+3 + 14H+ → 2Cr3+ + 6Fe3+ + 7H2O) NOTE: Present complete solution with corresponding units.Balance this reaction with ion electronic method: KMnO4+Na2SO3+H2SO4-->MnSO4+NaSO4+K2SO4+H2O KMnO4+HCl=>MnCl2+Cl2+KCl+H2O Cu+HNO3-->Cu(No3)2+NO2+H2O K2Cr2O7+H2SO4+KNO3-->Cr2(SO4)3+K2SO4+H2O+NO2
- HURRY ASAP I WILL RATE NO NEED FOR EXPLANATION WHICH OPTIN Which oxidizing agent do you use to apply the following conversions? HOCH2CH2CH2CH2CH2OH --- HO2CCH2CH2CH2CO2H KМn04, 0H-,ısı РСС/СН2Сl2 H2, Pt NaBH4 LiAlH4A weight of 0.50 g was taken impure container containing sodium carbonate and bicarbonate. Dissolved in water and then crushed with hydrochloric acid (0.1 N), the burette reading game was at the endpoint of phenolphthalein of 10.5 ml and at the end point of the orange methylation point 30.1 ml. The percentage of sodium carbonate was in ................. knowing that the weights are: Na: 23, C: 12, O: 16A solution of silver nitrate containing 0.0074 g AgNO3 per gram of water and silver electrodes were used to determine transference numbers. After the experiment, 25 g of the anode solution contained 0.2553 g AgNO3. A silver coulometer connected in series with the cell produced 0.0785 g of silver during the experiment. Calculate the transference number of the Ag+ and NO3- ions?[0.42, 0.58] The answers are written in the bracket. I would like to know how it is obtained. Thank you!