想请教你们一题BUFFER SOLUTION 的题目
A buffer solution was prepared from a mixture of 150cmЗ 0.8mol/dm3 HCOOH and 50 cm3 1.60mol/dm3 HCOOK
(a)What will be the pH of the resulting solution if the following solutions are added 100cm3 of this buffer solution?
1. 20cm3 0.05 mol/dm3 H2SO4
2. 20cm3 0.10mol/dm3 NaOH
发表于 10-3-2006 06:49 PM
变色卡
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