Please help me in my chemistry don't get it at all

Describe the chemical process of fermentation.


thanks

in fermentation, one takes a sugar, usually glucose, and with heat, converts this to an alcohol, usually ethanol and CO2
C6H12O6 + 2ADP + 4H+ + 2HPO4 2- → 2C2H5OH + 2CO2 + 2ATP + 2H2O