Both milk souring and iron rusting are chemical changes.
well i think they are a chemical change as you can not reverse it- a physical change is basically a change that can not be reversed :) hope this helps!
Physical change
physical
Dissolution is a physical change.
This is a physical change.
All the water in a solution of salt water evaporates leaving a lot of crystals in the bottom of the dish.
well i think they are a chemical change as you can not reverse it- a physical change is basically a change that can not be reversed :) hope this helps!
This is a chemical change.
It's not a physical change
Physical change
yes it is a physical change. there is no chemical change
physical
Chocolate milk is a mixture. It is not a change of any sort. The making of chocolate milk is a physical change as none of the components change their chemical identity.
Milk curdling is a chemical change.
Physical because the milk doesn't change the composition of the cereal.
Physical
Physical