The fresh pH regarding millimolar HCl is actually …………
Matter 75. (a) 1 (b) 3 (c) dos (d) cuatro Respond to: (b) step three Solution: pH = – log [H + ] [H + ] = 10 -3 pH = journal 1 – record [H + ] = record step one – diary 10 -step 3 = 3
Matter 76. The product regarding ionic unit out of liquids K try …………… (a) mol -step 1 L -step 1 (b) mol -dos L -2 (c) mol -dos L -step one (d) mol dos L -2 Respond to: (d) mol 2 L -2
Question 77. Review the equilibrium and choose the correct statement. HClO4 + H2O \(\rightleftharpoons\) H3O + + ClO4 + (a) HClO4 is the conjugate acid of H2O (b) H3O is the conjugate base of H2O (c) H2O is the conjugate acid of H3O (d) ClO4 is the conjugate base of HCIO4 Answer: (d) ClO4 is the conjugate base of HCIO4