Question 29 3 pts What is the pH of an aqueous solution after 20.0 mL of...
Question 28 3 pts What is the pH of an aqueous solution after 10.0 mL of 0.20 M NaOH is added to a 35.0 mL of 0.30 MHCIO? 05.12 2.77 O 3.48 6.89
Question 22 3 pts What is the pH after 20.0 mL of 1.0 M HCl is added to a 1.0-L buffer solution composed of 0.75 M HCN and 0.15 M NaCN? 6.29 9.58 O 4.98 3.53 O 854
A titration of a 183.0 mL aqueous solution of 0.30 M HN3, a weak acid with a K of 1.9 x 10-5, with 0.18 M NaOH is performed. What is the pH of the solution after 78.0 mL of NaOH has been added (at 25°C)? 0 4.26 10.32 oo 6.91 4.83 Next DLL
5. The K, for HCIO is 3.0 x 10 calculate the pH of a solution after 10.0, 20.0, 30.0, and 40.0 mL of 0.100 M NaOH has been added to 40.0 mL of 0.100 M HCIO
Question 7 7 pts A titration of a 108.0 mL aqueous solution of 0.13 MHI with 0.11 M NaOH is performed. What is the pH of the solution after 111.0 mL of NaOH has been added (at 25°C)? 1.9 10.9 7.6 8.3 3.8
Part E K, for hypochlorous acid, HCIO, is 3.0x10-8. Calculate the pH after 20.0 mL of 0.100 M NaOH have been added to 40.0 mL of 0.100 M HCIO. I AM A O O ? Submit Request Answer
When a 20.0 mL sample of a 0.381 M aqueous nitrous acid solution is titrated with a 0.301 M aqueous sodium hydroxide solution, what is the pH after 38.0 mL of sodium hydroxide have been added? pH =
pH after titration question A 30.1 mL sample of a 0.540 M aqueous nitrous acid solution is titrated with a 0.306 M aqueous barium hydroxide solution. What is the pH after 9.91 mL of base have been added?
a)What is the pH of an aqueous solution made by combining 37.75 mL of a 0.3805 M sodium formate with 40.09 mL of a 0.3795 M solution of formic acid? b)What is the pH of an aqueous solution made by combining 10.38 mL of a 0.1884 M hydrochloric acid with 42.76 mL of a 0.3314 M solution of ammonia? c)In a titration of 47.63 mL of 0.3786 M ammonia with 0.3786 M aqueous nitric acid, what is the pH of...
Calculate the pH of the resulting solution if 20.0 mL of 0.200 M HCl(aq) is added to 30.0 mL of 0.200 M NaOH(aq). pH = Calculate the pH of the resulting solution if 20.0 mL of 0.200 M HCl(aq) is added to 10.0 mL of 0.300 M NaOH(aq). pH = Calculate the pH of the resulting solution if 21.0 mL of 0.210 M HCl(aq) is added to 26.0 mL of 0.210 M NaOH(aq). pH = Calculate the pH of the...