In jam there is a small amount of citric acid. Usually they have an acidity regulator which is mostly sodium citrate.
jam is a base
Tartaric acid is present there. Its also present in grapes. Tartaric acid is present there. Its also present in grapes.
citric acid
Yes
The acid present in the human stomach is gastric acid.
tartaric acid is present in tamarind i.e. imli vitamin c / ascorbic acid is present in amlas
The acid present in cow's milk is Lactic acid and the protein is casein.
Methyl heptadecanoic acid is present in mutton.
there is no acid present in pure water.
Lactic acid - it's the natural acid present in the milk used to make the yoghurt.
Tannic acid, tea is an acid.
tartaric acid