4. Using the following reaction, H2SO4 (aq) + 2 NaOH (aq) → Na2SO4 (aq) + 2...
Consider the reaction between sulfuric acid and sodium hydroxide: H2SO4(aq) + 2 NaOH(aq) → Na2SO4(aq) + 2 H2O(l) ΔHrxn = -111 kJ 125 mL of 0.400 M H2SO4(aq) and 125 mL of 0.400 M NaOH(aq) is mixed in a coffee cup calorimeter. Calculate qrxn. The reaction goes to completion.
A solution of 0.154 M NaOH is used to neutralize 25.5 mL of a H2SO4 solution. If 25.0 mL of the NaOH solution is required to reach the endpoint, what is the molarity of the H2SO4 solution? H2SO4(aq)+2NaOH(aq)→2H2O(l)+Na2SO4(aq)
Consider the reaction H2SO4(aq) + 2NaOH(aq) → 2H2O(l) +Na2SO4(aq). If 25 mL of H2SO4 was needed to react with 15 mL of 0.20 M NaOH, what is the molarity of the H2SO4(aq)?
1. (4p) In an acidic aqueous solution, Fe2+ ions are oxidized to Fe3+ ions by MnO4": 5Fe2+(aq) + MnO4 (aq) + 8H(aq) → 5Fe3+ (aq) + Mn2(aq) + 4H2O(1) In part A of the experiment, suppose that 1.067 g of Fe(NH4)2(SO4)2.6H2O(s) are placed in a 250 ml Erlenmeyer flask to which 20 mL of water and 8 mL of 3 M H2SO4(aq) are added. The solution was titrated to the end point by adding 26.89 mL of KMnO4(aq) from the...
2NaOH(aq) + H2SO4(aq) --> Na2SO4(aq) + H2O(l) 15.6 mL of 0.25M H2SO4 is required to completely reract with 12.3 mL of a NaOH solution. What is the concentration of the NaOH solution? A. 3.9 M B. 0.0078 M C. 0.63 M D. 0.0039 M
HC2H2O2 (aq) + NaOH(aq) + NaC2H2O2 (aq) + H2O(1) Trial Vi (mL) V (mL) 3.79 14.14 1 2 3 For their first trial, a student pipettes 5.00 mL of a vinegar solution into an Erlenmeyer flask. The student titrates the vinegar with standardized NaOH with a molarity of 0.386 M. The volume of titrant used was recorded in the table above. Calculate the molarity of the vinegar solution for this trial. Enter a number without units.
Consider the titration of HC 2H 3O 2 with NaOH. If it requires 0.00376 mol of NaOH to reach the endpoint, and if we had originally placed 14.49 mL of HC 2H 3O 2in the Erlenmeyer flask to be analyzed, what is the molarity of the original HC 2H 3O 2 solution?
Question 1 1 pts HC2H2O2 (aq) + NaOH(aq) - NaC2H302 (aq) + H2O(1) Trial V;(mL) V (mL) 13.82 1 3.54 2 3 For their first trial, a student pipettes 5.00 mL of a vinegar solution into an Erlenmeyer flask. The student titrates the vinegar with standardized NaOH with a molarity of 0.229 M. The volume of titrant used was recorded in the table above. Calculate the molarity of the vinegar solution for this trial. Enter a number without units.
Sulfuric acid reacts with sodium hydroxide in an acid base reaction (not balanced): H2SO4(aq) + NaOH(aq)⟶ Na2SO4(aq) + H2O(l) If 40. g of sulfuric acid are used by this reaction how many grams of NaOH must be used?
25.00 mL of a sulfuric acid solution was standardized by titration with 0.2500 M NaOH using phenolpthalein indicator. 30.52 ml of the NaOH was required. Find the molarity of the sulfuric acid. H2SO4 (aq) + 2NaOH (aq) ----> Na2SO4 (aq) + 2H2O (l)