Long story short, seeing as coke is very acidic, the acid will dissolve the dirt.
The acidic qualities of the spices and vinegar corrodes the dirt and cleans it.
S02 is produced by mold. It makes the rain water acidic because when it rains the dirt and pollution in the air are collected and when it floods the pollution an the ground is collected in the water.
The acidity in the juice removes the dirt.
acidic acidic acidic
Water is completely neutral (7) whereas milk is ever so slightly acidic. Some milks are more acidic than others (but only by a little bit, eg processed milk will be more acidic) and you'll sometimes find that tap water isn't exactly neurtral, depending on how much chemical and dirt and stuff you have in it.
Rain falls through the air which is often polluted. It can pick up dust and dirt particles and can dissolve gases such as sulfur dioxide which make it acidic.
acidic.
acidic acidic acidic
Sugarcane is acidic.
NH4+ ions are weakly acidic (pKa=9.23) and NO3- is neutral. So pH is about 5 for dilute solutions.
it is acidic