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A solution contains 5.54x102 M potassium hypochlorite and 0.287 M hypochlorous acid. The pH of this...
A solution contains 0.375 M potassium hypochlorite and 0.435 M hypochlorous acid The pH of this solution is
A. A solution contains 0.419 M sodium hypochlorite and 0.425 M hypochlorous acid. The pH of this solution is . B.A solution contains 0.296 M potassium hypochlorite and 0.335 M hypochlorous acid. The pH of this solution is .
A solution contains 0.236 M potassium hypochlorite and 6.74×10-2 M hypochlorous acid. The pH of this solution is
A 1.00 liter solution contains 0.53 moles hypochlorous acid and 0.41 moles potassium hypochlorite. If 0.20 moles of hydrobromic acid are added to this system, indicate whether the following statements are true or false. (Assume that the volume does not change upon the addition of hydrobromic acid.) A. The number of moles of HCIO will remain the same. B. The number of moles of CIO will remain the same. C. The equilibrium concentration of H,0* will decrease. D. The pH...
A buffer solution contains 0.355 M hypochlorous acid and 0.347 M sodium hypochlorite. If 0.0243 moles of hydrochloric acid are added to 125 mL of this buffer, what is the pH of the resulting solution ? (Assume that the volume does not change upon adding hydrochloric acid) pH=?
A 1.00 liter solution contains 0.49 moles hypochlorous acid and 0.38 moles potassium hypochlorite . If 0.19 moles of hydrochloric acid are added to this system, indicate whether the following statements are true or false. (Assume that the volume does not change upon the addition of hydrochloric acid.) _______TrueFalseA. The number of moles of HClO will decrease. _______TrueFalseB. The number of moles of ClO- will increase. _______TrueFalseC. The equilibrium concentration of H3O+ will increase. _______TrueFalseD. The pH will decrease. _______TrueFalseE....
a) A solution contains 0.155 M sodium cyanide and 7.45×10-2 M hydrocyanic acid. The pH of this solution is ______________ . b) A solution contains 0.426 M sodium acetate and 0.485 M acetic acid. The pH of this solution is _______________. c)A solution contains 0.370 M potassium hypochlorite and 0.494 M hypochlorous acid. The pH of this solution is _________________.
Calculate the pH of 1.00 L of a 0.286 M hypochlorous acid solution before and after the addition of 0.232 mol of potassium hypochlorite. pH before addition = pH after addition =
An aqueous solution contains 0.475 M hypochlorous acid. How many mL of 0.277 M potassium hydroxide would have to be added to 225 mL of this solution in order to prepare a buffer with a pH of 7.450 ml
A 1 liter solution contains 0.288 M nitrous acid and 0.384 M potassium nitrite. Addition of 0.317 moles of sodium hydroxide will: (Assume that the volume does not change upon the addition of sodium hydroxide.) Raise the pH slightly Lower the pH slightly Raise the pH by several units Lower the pH by several units Not change the pH Exceed the buffer capacity A 1 liter solution contains 0.554 M hypochlorous acid and 0.416 M potassium hypochlorite. Addition of 0.457...