Find the equilibrium concentration of O2 in water (mg/L) at the following temperature and altitude. Sea level is 1atm. Use the Henry's Law Coefficient (KH) from Table 4 (or 2-4). H: 4000 m T= 0 C Find the equilibrium concentration of O2 in water (mg/L) at the following temperature and altitude. Sea level is 1atm. Use the Henry's Law Coefficient (KH) from Table 4 (or 2-4). H: 4000 m T= 0 C