Melting of gold for jewellery making is a physical change as no new substance is formed after melting. Changes in state or phase are physical changes.
Melting Gold is a physical change because you change its state from a solid to a liquid.
Melting is a change in the STATE of matter (from solid to liquid) and not a chemical change.
Yes it is a physical change
No.
No
Boiling is a physical change.
Boiling is a physical change.
Boiling point is a property, and the actual boiling itself is a physical property.
This involves a change of state of the water. Before, during, and after the boiling, it remains water. So, since the substance doesn't change its character, the boiling of water is a physical change.
Boiling and evaporation are physical changes.
Boiling is a physical change.
Boiling is a physical change.
Boiling is a physical change.
When water boils, it is a physical change.
Physical ... it's only a state change. Cool it and it reverts to its old condition.
Boiling is a physical change.
Boiling point is a property, and the actual boiling itself is a physical property.
This involves a change of state of the water. Before, during, and after the boiling, it remains water. So, since the substance doesn't change its character, the boiling of water is a physical change.
Boiling point is a physical property. This is because when an element boils, it changes its state of matter, which is a physical change.
physical
Freezing or boiling are physical changes.
no, boiling is a physical change