Vhat is the percent ionization of a 0.0550 M HCN solution? Th D.0094%) HCN (aq) + H2O (1) H;0* (aq)

Q5.Interpret the following pH values of solutions by converting them to concentration of hydrogen lons and the acidity or alkalinity of each solution. Hydrochloric acid, 1.2 b) Ethanoic acid, 4.5 -s 3.16 X10 c) Tap water, 7.0 d) Ammonia solution, 11.6 (HOOOH WHCH COOH The End

Calculate [H], [CIO], and [OH-] in an aqueous solution that is 0.175 M in HClO4 (aq) at 25 °C. [H+] = x10 [CIO] = [OH-] = TOOLS y M M M

Label (i) the strongest acid and (ii) the weakest acid. COOH COOH COOH CI .COOH ČI Br Br (A) (B) (C) (D) (i) Strongest acid- (ii) Weakest acid -

HCN has a K, of 4.9 X 10-10. What is the pH of a solution which contains 0.350 M NạCN? CN (aq) + H,O (1) HCN (aq) + Oн (аq)

What is the [H3O*] and pH of a 0.350 M HF solution? The Ka of HF is 3.5 X 10“. HF (aq) + H,O (1) = H;O* (aq)+F¨(aq)

Which of the following reactions represents a neutralization reaction? a. OH + HNO3 NO; + H20 b. HF+HSO; F+H2SO3 nust ... S| c. HCIO4+ H20 =H;O* + CIO4 d. KOH + HCl KCI + H2O a) В .. Identify e O b) C istry ... c) D of the strong ac O d) A 11:49 AM 4/23/2021 PrtSc Insert Delete F12 F11 F10 F8 F9 Backspace Num Lock 10 7 8. PgUp Home Enter 2 1 Shift End 4- L. 图

Complete and balance the following acid-base neutralization reaction:___KOH(aq) + ___H2SO4(aq) ——>

Question 8 of 20 Sub Complete the balanced molecular reaction for the following weak base with a strong acid: NaCIO2(aq) + H2SO«(aq) – 3- 2. 2+ 3+ 4+ 04- 1 6 7 8. 9. 01 D 07 9. 2 3 4. 6. (s) (1) (g) (aq) -> Na H2O H3O* OHT H. CI • x H2O Delete Reset W ? Questions prep ok étv A 山 T。 OCT 4. MacBook Pro 8. 11

Determine the molarity of a NaOH solution when each of the following amounts of acid neutralizes 25.0 mL of the NaOH solution. (a) 25.0 mL of 0.250 M HNO3 M (b) 20.0 mL of 0.500 M H2SO4 M (c) 23.9 mL of 1.00 M HC1 M (d) 20.0 mL of 0.100 M H3PО4