bones89

Vitamin C has a pk of 4.2. According to the Henderson Hasselbalch equation how much of vitamin C in human blood (ph = 7.4) are protonated? I have a kind of an idea how to work this out but cant quite get there, a little help would be much appreciated Thank You

I am studying Forensic Science and I am finding the biochemistry part of my course really difficult to grasp. I am currently stuck on why ethanol is used in cases of methanol poisoning. I no its something to do with Alcohol Dehydrogenase and formaldehyde, but where does the ethanol come into it??? Help please?!?!