1.

Which of the following will occur if a 0.1 M solution of a weak acid is diluted to \[0.01\,M\] at constant temperature [UPSEAT 2001, 02]

A.      \[[{{H}^{+}}]\] will decrease to 0.01 M
B.      \[pH\] will decrease 
C.      Percentage ionization will increase
D.      \[{{K}_{a}}\] will increase
Answer» C.      Percentage ionization will increase


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