Enantiomers and the Tetrahedral Carbon Lactic acid exists as a Mirror pair of enantiomers because there are H H four different gorups HO bonded to the central C-co.H H0,C一C0H H.C CH carbon atom (+)-Lactic acid (-)-Lactic acid H H Mismatch H Mismatch OH C -C HO- CO.,H HO CO,H CH Mismatch CH. HO- Mismatch CH3 H- -CO2H CO2H CH3Enantiomers and the Tetrahedral Carbon „ Lactic acid exists as a pair of enantiomers because there are four different gorups bonded to the central carbon atom