Arginine amino acid. Chemical molecular formula Arginine amino acid. Vector illustration on isolated background Stock Vector Image & Art - Alamy
The amino acid "arginine (Arg)" has the following form: Arg-, HArg, H2Arg+, H3Arg2+. Which is the second most prominent species at pH 6.0? pKa1 = 1.82, pKa2 = 8.99, pKa3 = 12.1 | Homework.Study.com