help me 2. A 20.00 mL sample of H3PO4 (aq) requires 56,01 mL of 0.1885 M...
A 20.00 ML sample of a weak acid of the form HX requires 25.17 ml of .1161 M NaOH for titration to the equivalence point. At the equivalence point, the pH of the solution was 8.28. What was the Ka of the weak acid?
2. A 10.00 mL sample of aqueous H2SO, requires 20.00 mL of 0.201 M NaOH to reach the endpoint. Calculate the molarity of H2SO4
What volume of 0.134 M H3PO4 (aq) in mL would be needed to reach the equivalence point in a titration with 20.00 mL of 0.367 M Ba(OH)2? Enter your answer with at least 3 sig figs. Assume that the units are mLs.
A 30.0 mL sample of an unknown H3PO4 solution is titrated with a 0.1M NaOH solution. The equivalence point is reached when 26.38 mL of NaOH solution is added. What is the concentration of the unknown H3PO4 solution? The neutralization reaction is H3PO4 (aq)+ 3NaOH (aq) ----> 3H20 (l) +Na3PO4 (aq) Please guide me step by step and show your work
A 31.00 mL sample of an unknown H3PO4 solution is titrated with a 0.130 M NaOH solution. The equivalence point is reached when 26.08 mL of NaOH solution is added. What is the concentration of the unknown H3PO4 solution? The neutralization reaction is H3PO4(aq)+3NaOH(aq)→3H2O(l)+Na3PO4(aq)
A 27.00 mL sample of an unknown H3PO4 solution is titrated with a 0.110 M NaOH solution. The equivalence point is reached when 28.08 mL of NaOH solution is added. What is the concentration of the unknown H3PO4 solution? The neutralization reaction is H3PO4(aq)+3NaOH(aq)→3H2O(l)+Na3PO4(aq)
A 26.00 mL sample of an unknown H3PO4 solution is titrated with a 0.120 M NaOH solution. The equivalence point is reached when 25.38 mL of NaOH solution is added.What is the concentration of the unknown H3PO4 solution? The neutralization reaction is H3PO4(aq)+3NaOH(aq)→3H2O(l)+Na3PO4(aq)
3. (continued) For parts b, c, and d, use the following balanced equation: 2 H3PO4 (aq) + 3 Mg(OH)2 (aq) - 6 H20 (1) + Mg3(PO4)2 (8) b. (8 pts.) What mass (in grams) of Mg(OH)2 is neutralized with 3.52 g of H3PO4? 1 HP A 58.319. My coles c. (8 pts.) How many moles of H20 are produced from the neutralization reaction in part b? Vi d. (10 pts.) The titration of a 15.0 mL sample of H3PO4 requires...
Please help if possible. I am lost <H28 Exercise 8.61 A 20.00 - mL sample of an unknown HCIO, solution requires titration with 22.12 mL of 0.1800 M NaOH to reach the equivalence point. Part A What is the concentration of the unknown HCIO, solution? The neutralization reaction is HCIO, (q) + NaOH(aq) + H2O(l) + NaClo,(aq) Express your answer using four significant figures. VO AXCD O ? concentration Submit Request Answer Provide Feedback
A 25.00 mL sample of nitric acid requires 19.63 mL of 0.1103 M NaOH to reach the end point of the titration. What is the molarity of the nitric acid solution? 0.536 grams of KHP were added to 100.0mL of water. What is the molarity of the KHP solution? (Do not type units with your answer.) Following the procedure for today's lab, a 0.0206 M KHP solution requires 24.59 mL of NaOH solution to titrate it. What is the molarity...