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Are indicators changing colour a chemical change?
Any chemical change within any product is due to the ph level that the product carries. Chemical changes occur when you mix one thing with another. Most things you mix together will cause a reaction but it all depends on if the product is an acid or not.
Is the change of the thickness of fur a chemical change?
No, a change in the thickness of fur is a physical change, not a chemical change. Chemical changes involve the formation of new substances with different chemical properties, while physical changes only affect the appearance or state of a substance without altering its chemical composition.
Is frying a chicken physical or chemical change?
Physical changes can be undone. It is not possible to unfry a chicken. The heat casues chemical changes in the meat and in any coating.
What is the name of the chemical that changes colour in acids and bases?
The chemical that changes color in acids and bases is called an indicator. Common indicators include litmus, phenolphthalein, and bromothymol blue. These substances change color in response to pH changes in a solution.
Is colour physical or a chemical?
it can be both, but more likely is it a chemical change.
What are physical changes in cooking?
no,it is chemical change
Examples of a physical change or a chemical change?
Physical changes can range from colour changes to change in tempricture.
What is the name of the chemical that changes the color of a diamond?
People who want to change the colour of a diamond use radiation, not a chemical.
What is the only sure sign of a chemical change?
Chemical change would cause change in physical quality or thermal value, the most observable quality is colour. It may observed a colour change of reaction but not all reaction had observable change of colour. In that case it will need to add indicator to observe a chemical change. Type of indicator may be different base on the concerned reaction. Indicator chosen may be the type that change colour due to pH or the type that react with contents of product to change colour.
Why is banana rotting a chemical change?
It is a chemical change because there is a change in colour, the change is irreversible and a new substances is formed
Are indicators changing colour a chemical change?
Any chemical change within any product is due to the ph level that the product carries. Chemical changes occur when you mix one thing with another. Most things you mix together will cause a reaction but it all depends on if the product is an acid or not.
Is the change of the thickness of fur a chemical change?
No, a change in the thickness of fur is a physical change, not a chemical change. Chemical changes involve the formation of new substances with different chemical properties, while physical changes only affect the appearance or state of a substance without altering its chemical composition.
What are the physical and chemical changes of an apple?
If you cut an apple and keep, the colour changes to brown. This is physical change. Apple has iron (in the form of ferrous salts). The colour is due to the formation of harmful ferric compounds and this is a chemical change (conversion of ferrous to ferric).
What is an indicator of a chemical reaction?
A visible change in color, formation of a precipitate, evolution of gas, or change in temperature are indicators of a chemical reaction. These changes typically signify that the chemical composition of the substances involved in the reaction has been altered.
How do we know a chemical change has happened?
You can tell if something is a chemical changes or a physical change. Examples: Question 1) Ice melting. Answer 1) Physical change because nothing has changed just the shape of the ice. Reversing ice is easy. Question 2) Wick on a candle changes colour from white to black. Answer 2) Chemical change because it changes from clack to white and will be hard to reverse. So if it is a chemical change taking place it hard to convert back or reverse. You can also tell by the change of colour.
What colour does starch change to when put in acid?
It's insoluble so it doesn't change into any color, however, the chemical changes into modified starch
Is frying a chicken physical or chemical change?
Physical changes can be undone. It is not possible to unfry a chicken. The heat casues chemical changes in the meat and in any coating.
