Why when I add concentrated orange juice syrup into a glass of milk, the milk "cracked"???

Question

Why when I add concentrated orange juice syrup into a glass of milk, the milk "cracked"???
Is it because of the components of acid and alkali
or what?

Answer 1

the conc orange juice contains citric acid. The milk on the other hand contain calcium carbonate and the
acid + carbonate = carbondioxide. it is given off as a gas and makes the milk frothy. What you see is termed effervesence

Answer 2

The cracking is actually called curdling. The proteins in the milk get denatured, kind of like when a liquidy raw egg turns solid as it gets cooked. The acid in the orange juice curdles the proteins in the milk and that makes it look like it's "cracked".

Answer 3

ok, Mr. Krinkle, how the Hell are you! :P Milk, when you consider that of acid reflux ailment ailment and the reason i won't be able to drink in any respect only non-alcoholic beer or go through for it, that I do. ultimately MILK.

Answer 4

acid