A simple asnwer: a change which involve the modification of the initial molecule.
No But It Is Considered To Be A Physcial Change
Color change is considered a chemical change because it involves a transformation at the molecular level, where the chemical composition of the substance is altered, leading to a change in its color. This change is irreversible and indicates a chemical reaction has occurred.
garbage rotting is a chemical change because the odour becomes different which is considered a sign of chemical change.
Evaporation is considered to be a physical change. The chemical nature and identity of the evaporated material is the SAME as that of the liquid.
garbage rotting is a chemical change because the odour becomes different which is considered a sign of chemical change.
Well a chemical change cannot be reversed while a physical change can be, what do you think??
they are actually considered exothermic change because they release energy.
No
Yes.
Making a fruit shake or smoothie is not considered a chemical change.
Dissolution is considered a physical change.
It is chemical , because the odour changed which is considered as a chemical property