When brewing beer, you are changing water and grain through a yeast catalyst into what?!
Answers:
Yeast changes water and sugars into carbon dioxide and ethanol!.Www@FoodAQ@Com
Alcohol!. And the yeast is not a catalyst, its a living organism!.Www@FoodAQ@Com
yeast is a single cell organism that feeds off sugars and water and excretes alcohol and co2Www@FoodAQ@Com