Which equation best represents the process of photosynthesis? 1.6co 2 + 12h 2 o → light + c 6 h 12 o 6 + 6o 2 + 6h 2 o 2.6co 2 + 12h 2 o + light → c 6 h 12 o 6 + 6o 2 + 6h 2 o 3.c 6 h 12 o 6 + 6o 2 + 6h 2 o → light + 6co 2 + 12h 2 o 4.c 6 h 12 o 6 + 6o 2 + 6h 2 o + light → 6co 2 + 12h 2 o