Centuries: 2nd century - 3rd century - 4th century
Decades: 220s 230s 240s 250s 260s - 270s - 280s 290s 310s 320s 330s
Years: 273 274 275 276 277 - 278 - 279 280 281 282 283
Births
Deaths
... of photosynthesis is: 6H2O + 6CO2 + light → C6H12O6 (glucose) + 6O2 In simple English terms, this is carbon dioxide plus water plus light (energy) yields ...