2:14 al LTE Question 25 of 32 Submit What is the Ka for a weak monoprotic...
2:12 al LTE Question 22 of 32 Submit A solution has a hydroxide-ion concentration of 0.18 M. What is its pH? A) 0.74 B) 13.26 C) 5.56 D) 0.18 2:12 al LTE Question 23 of 32 Submit Which one of the following correctly shows the equilibrium for the weak base quinoline, C.H.N? A) CEH,N (aq) + 2 H20 (1) = CH NH2* (aq) + 2 OH- (aq) B) C3H7N (aq) + H20 (1) = CH NH+ (aq) + OH- (aq)...
1:56 al LTE Question 31 of 32 Submit Which of the following salts is most likely to form an aqueous solution with a pH of 4.55? A) LiBr B) NaBr C) K2CO3 D) NHACI
1.) The Ka of a monoprotic weak acid is 7.93 x 10^-3. What is the percent ionization of a 0.170 M solution of this acid? 2.) Enough of a monoprotic acid is dissolved in water to produce a 0.0141 M solution. The pH of the resulting solution is 2.50. Calculate the Ka for the acid.
If the Ka of a monoprotic weak acid is 6.6 x 10-6, what is the pH of a 0.27 M solution of this acid? pH =
If the Ka of a monoprotic weak acid is 2.4 x 10-6, what is the pH of a 0.45 M solution of this acid? pH =
The Ka of a weak monoprotic acid is 1.55 x 10-5. What is the pH of a 0.0813 M solution of this acid? pH
What is the pH of a 0.3 M solution of this weak monoprotic acid, HC3H702?The Ka of HC3H702 is 4.91 x 10-5. Write your answer in decimal form with 3 digits after the decimal place. pH- Question 14 of 2
on 2 of 5 > If the K of a monoprotic weak acid is 1.7 x 10-6, what is the pH of a 0.38 M solution of this acid? pH= TOOLS *10 about s c contac reen privacy policy terms of use
A) The Ka of a monoprotic weak acid is 2.29 × 10-3. What is the percent ionization of a 0.129 M solution of this acid? I got 104.8% which I know is impossible. B) The Ka value for acetic acid, CH3COOH(aq), is 1.8× 10–5. Calculate the pH of a 2.40 M acetic acid solution. C) Calculate the pH of the resulting solution when 4.00 mL of the 2.40 M acetic acid is diluted to make a 250.0 mL solution. I...
TABLE 15.5 Acid lonization Constants (K) for Some Monoprotic Weak Acids at 25 °C Acid Formula Structural Formula lonization Reaction К. pk, = -log (2) Chlorous acid HCIO H-0-C=0 1.1 x 10-2 1.96 Stronger acids Nitrous acid HNOZ H-O-NO 5.6 x 10-4 HCIO2(aq) + H2011) = H30* (aq) + CO2 (aq) HNO2(aq) + H20(I) = H30+ (aq) + NO2 (aq) HF(aq) + H20(1) = H30* (aq) + F"(aq) 3.25 Hydrofluoric acid HF H-F 6.3 x 10-4 3.20 O Methanoic acid...