Part A 140.0 mL of 0.25 M HF with 225.0 mL of 0.30 M NaF The Ka of hydrofluoric acid is 6.8 x 10¬4. Express your answer using two decimal places. ΑΣφ pH = Submit Request Answer

Please do A,B,C,D,E

the mixture will acidic, basic or neutral?

Needing help with all questions

Post-lab Question #2: What is the pH of the solution obtained by mixing 30.00 mL of 0.250 M HCI and 30.00 mL of 0.125 M NaOH? We assume additive volumes. 1.20 2.38 7.00 10.1

Part E Find the percent dissociation of a 0.150 M solution of a weak monoprotic acid having Ka = 0.14. Express your answer in percent to two significant figures. VE ΑΣΦ Submit ? Previous Answers Request Answer X Incorrect; Try Again; 5 attempts remaining Part F Complete previous part(s) %

Typed and correct answer please

- Meet l ? 1 8:39 AM O 28% a docs.google.com Q1//A solution of o.1 M of BX salt with pH=9.5, the HX is weak acid and BOH a strong base. Calculate the ionization constant for the weak acid 10-2 10-6 O 10-5 Q2// 1000 ml of o.1M hydrochloric acid were added to 1000 ml of o.1M ammonium hydroxide, ammonium chloride salt was formed. Calculate the pH for the salt * solution. Kb=1.8 ×10-5 10.02 O 3.98 5.28 + 20

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-9 Consider a solution that contain C-H5N and C5H5NH given Kb= 1.7 x 10-⁹ Calculate the ratio [CsHsN] [CsHsNH] if the solution has a PH= 10