1. Any chemical reactions - a physical phenomenon.
2. Mixing when chemical reactions are implicated - chemical change (depending on the type of the liquid and powder).
A physical change.
physical change
it is a change of state, a physical change.
a physical change
No, it is physical change.
It is a physical change because the chemical composition of the substance does not change.
It is a physical change from a solid to a liquid.
No it is a chemical
Physical
a physical becauseb it does not effect the chemical make up
Physical
This liquid is only a liquid, not a change.