175.0 mL of 0.10 M C2H5NH2 with 285.0 mL of 0.20 M C2 H5NH3 Cl Express your answer using two decimal places. ΑΣφ ...... pH

x P UTF-8"Chapter 12 Solutions -20 X 2-xythos.content.blackboardcdn.com/5b19550bob538/10621560?X-Blackboard-Expiration%=1649052000000&X Vorksheet.docx Edits will not be automatically saved. Save now d changes A Garamond 14. 三 三 of NaHCO3 6. What is the molarity of 325 ml of a solution containing 46.8 (Molar 84.007 g/mol) | mass =

Question 25 of 30 Submit 300.0 mL of a 0.300 M solution of Nal is diluted to 700.0 mL. What is the new concentration of the solution? | M 1 4 6. C 7 +/- x 10 0 Tap here or pull up for additional resources 3. LO 00

22:48 Tue May 4 Done < AA A session.masteringchemistry.com

100mL of 0.5 M sodium hydroxide was used to completely titrate 150 mL of H3PO4. What was the original molar concentration of the H3PO4 solution?

- 3 At 25.0 °C the Henry's Law constant for phosphine (PH,) gas in water is 8.1 x 10 °M/atm. Calculate the mass in grams of PH, gas that can be dissolved in 850. mL of water at 25.0 °C and a PH, partial pressure of 2.57 atm. Round your answer to 2 significant digits.

Problem 10.51 - Enhanced - with Feedback 46 of 50 I Review | Constants | Periodic Table Part A What is the molarity of an HCl solution if 6.00 mL HCl solution is titrated with 20.6 mL of 0.175 M NaOH solution? HCl(aq) + NaOH(aq)→NaCl(aq) + H2O(1) Express your answer numerically in molarity. ΑΣΦ ? molarity = M Submit Request Answer Provide Feedback Next >

ppm Pb^2+ in 10^-6 % Pb (NO3)2

Calculate the pH and percent hydrolysis of a 0.25 mol L-1 solution of CH3NH3CI Kb(CH3NH2) = 4.4 x 10-4 Enter just the pH

14 12 10 8 + Equivalence point 6. 4 2 20.0 40.0 60.0 80.0 mL of 0.100 M NaOH added на