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Why is the chewing of bread in the mouth a chemical change?
Chewing of bread is definitely a chemical change because the saliva in the mouth which is needed to lubricate the food it also contain a biocatalyst (alpha amylase or ptyalin) which converts the starch into the sugar. it can also be realized that when we chew food for more time it only in the mouth it give us sweet taste due to the chemical change of starch polymer inyo sugar molecules which are sweet in taste hence it clarifies there is a reaction even in our mouth while chewing the food.
What is the physical change in food when it enters the esophagus?
the physical change in the change in food when the enters esophagus is when it has a chemical breakdown in your mouth with a mechanical breakdown the chemical breakdown is when your salivia is making the food moist the mechanical is when you chew the food so it easier for it to enter the esophagus and so the salivia can get it moist then your esophagus uses muscles to push the food down into your stomache
When a person's mouth waters is that a physical change taking place or a chemical change?
When you put food in your mouth, two processes are at work to begin digesting.The first process is chewing. This causes a physicalchange in the food. In short, it changes shape and mixes with saliva.The second process is digestion by saliva. Saliva induces some chemical changes, such as the break down of starches into sugars.
Is food spoilage is a chemical change?
CHEMICAL CHANGE
Is food reacting with pepsin a chemical or mechanical change?
This is a chemical change. Pepsin catalyzes the chemical breakdown of food.
Is food a chemical change?
food is a chemical change if it is added with other components and turned into a form and if it is taken raw then it is not chemical change because no change is occuring
Is Molding food a chemical or physical change and why?
its a physical joking its a chemical change a physical is one substances, and a chemical change is two or more substances so the answer is to food molding a chemical change
Is consuming food a chemical change or physical change?
chemical
What is term for the chemical breakdown of food in the mouth?
Mastication, commonly known as chewing, is the term for the mechanical breakdown of food in the mouth.
What is the place where food is ground mechanically into small pieces?
The Mouth
A chemical substance secreteded in the mouth to digest food is?
Saliva.
What are Food that are chemical change?
Any modification in the chemical structure of foods is a chemical change.
