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1. What is the ph of a solution that results from adding 250 ml of .50 m naoh to 750 ml of .50 m hf?

2. What is the ph of a buffer composed of .035 m h2po4 and .65 m hpo4?

3. A buffer is prepared by combining 150 ml of .50 m naoh

And 250 ml of a .75 m weak acid HA. If the ph of the buffer is 5.50 what is the ka of the acid?

4. Molecules or ions that can alternitively behave as either bronsted Lowry acid or base are called?

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  • Category:- Chemistry
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