例句與造句

1. Dilute solutions are weakly acidic with an acid ionization constant " K " a = 6.6 ( or p " K " a = 3.18 ), in contrast to corresponding solutions of the other hydrogen halides which are strong acids ( p " K " a 0 ( or " effective pH " ).
2. It's difficult to find acid ionization constant in a sentence. 用acid ionization constant造句挺難的