Cyanidin, a Pigment Found in Many Red Berries, Such as Grapes

Short Answer

Cyanidin, a pigment found in many red berries, such as grapes, raspberries, and cranberries, contains carbon, hydrogen, and oxygen.The complete combustion of a 2.0000 g sample in excess O₂ produces 4.5964 g CO₂ and 0.6901 g H₂O.Mass spectrometry experiments showed that cyanidin's molecular mass is approximately 290 amu.What is the molecular formula of cyanidin?