21. The commercial production of vitamin C ( ascorbic acid ) often begins with sorbose. 22. It reacts with ascorbic acid to make cuprous chloride again. 23. For dry and sugar-packs, dissolve ascorbic acid in water and sprinkle over fruit before packing. 24. Antioxidants such as thiols or ascorbic acid ( vitamin C ) terminate these chain reactions. 25. Yeasts do not make L-ascorbic acid but rather a similar antioxidant known as D-erythroascorbic acid. 26. Therapy with ascorbic acid and methylene blue are frequently used in the treatment of methemoglobinemia. 27. Baking soda may react with acids in food, including vitamin C ( L-ascorbic acid ). 28. Malic and ascorbic acids were the most abundant compounds. 29. It uses derivatives of ascorbic acid ( vitamin C ) and phenidone as developing agents. 30. When I react ascorbic acid and sodium bicarbonate, it yields sodium ascorbate, water, and what?