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Calculate the pH of a mixture that contains 0.24 M of HCNO and 0.14 M of HClO. The Ka of HCNO is 3.5×10−4, and the Ka of HClO is 4.0×10−8.
Calculate the pH of a mixture that contains 0.24 M of HCNO and 0.14 M of...
Calculate the pH of a mixture that contains 0.24 M of HCOOH and 0.13 M of HCIO. The K_a of HCOOH is 1.8 times 10^-4 and the K_a of HCIO is 4.0 times 10^-8.
What is the pH of a solution that is 0.18 M KOCN and 0.14 M HOCN (cyanic acid)? (Ka for HOCN is 3.5 x 10^-4) pH=
What is the pH of a buffer made from 0.070 mol of HCNO (Ka = 3.5 x 10-4) and 0.410 mol of NACNO in 2.0 L of solution?
What is the pH of a 0.050 M HClO(aq) solution? Ka,HClO = 4.0 × 10−8 M.
The pH of 0.50 M HClO is 3.91. Calculate the change in pH when 1.29 g of NaClO is added to 18 mL of 0.50 M HClO. Ignore any changes in volume. The Ka value for HClO is 3.0 x 10-8.
Calculate the pH of a 0.24 M solution of NaC2H302 (for HC2H302 Ka - 1.8 x 10-5). O 4.94 09.06 8.64 5.36 Onone of these
The pH of a 0.14 M solution of an unknown weak acid is 5.85. Calculate the Ka of the acid.
The pH of a 0.14 M solution of an unknown monoprotic acid is 5.85. Calculate the Ka of the acid.
What is the ratio of base to acid needed to obtain a pH of 4.02 for buffer containing HCNO and NaCNO? The Ka of HCNO is 2.0×10–4.
What is the ClO- concentration of a mixture that is 0.300 M in HF and 0.100 M in HClO. HF Ka= 6.8*10-4 HClO Ka= 2.9*10-8