Chemistry

Preservation process of the chemicals: (i) Benzoate: Sodium benzoate is used to preserve Jam, Jelly, carbonated beverage, fruit Juice and pickle. Its activity increases with…

Auto preservatives: Sonic substances produced in the food act as auto preservative for that substance. For example lactic acid & ethanol arc such type of…

Average Atomic Mass: Many naturally occurring elements exist as more than one isotope. When we take into account the existence of these isotopes and their…

The atomic mass or the mass of an atom is actually very-very small because atoms are extremely small. Today, we have sophisticated techniques e.g., mass…

Dalton’s Atomic Theory Although the origin of idea that matter is composed of small indivisible particles’ called ‘a tomb’ (meaning —indivisible), dates back to the…

Cream obtained from milk are heated about 950C to destroy the harmful enzyme and microorganism. This is called pasteurization process. The pasteurization process is based…

The process how an embryo is formed from a gamete without it being fertilized is called parthenogenesis. e.g. In plant – Spirogyra, Mucor, Fern etc. In…

The importance of chemistry for the food preservation is explained below with example: (i) The foodstuff which are able to be rotten e.g. fish, meat,…

Natural food preservatives: The substances obtained from nature which is used as preservative to preserve the food stuff are called natural food preservatives. Such natural…

The temperature 121°C is needed for retorting the non-acidic or less acidic food. The extreme temperature at which microorganism or bacteria presence in the foodstuffs…