4. Explain how salt (sodium chloride) works to preserve fish.
Answers
Answer:
Salt inhibits the water activity of foods, it works well as a preservative. The amount of unbound water available for microbial growth and chemical reactions is referred to as a food's water activity.
Explanation:
Salt works to preserve fish. Because of the effect of osmolarity, or water pressure, high salt is poisonous to most (but not all) microbes.
Sodium works as a food preservative primarily by reducing bacteria development. Adding salt to the meal in this way helps to keep it from spoiling. In addition to salt, sodium nitrate and sodium nitrite are frequently used to keep meat and fish from spoiling due to bacterial development.
Answer:
NaCl is an hygroscopic salt and absorbs water that would be breeding grounds for bacteria
Explanation: