mix 2 hidrogens with 1 oxygen
add a chemical.
It is a physical change.
The physical change that happens to the water from the dye solution is that it gets colored. The water molecules themselves do not change chemically, but they become colored by the dye molecules that dissolve in the water.
physical water and eggshells do not chemically bond
A physical change only. Its still ice. Even if it melts to water, its still a physical change.Crushing something would result in a physical change.
is dissolving a chemical or physical changeWell, it is not. Because you are not changing the chemical identity of the solid. It's still solid chemically and water chemically.
It is a physical change because salt is not changed chemically.
If you dissolve salt in water you have not changed the materials chemically.
It's a physical change ! Chemically it's still water (ice).
No, a stone soaking in water is a physical change, not a chemical change. The stone remains the same chemically, but its physical state is altered due to the water absorption.
4. decomposing of water explanation: a chemical change is when you chemically change a substance, and a new one is formed
The ability to separate the sugar and water through physical means (such as evaporation) would be conclusive evidence that mixing sugar in water is a physical change. This shows that the properties of both the sugar and water have not changed chemically, indicating a physical rather than a chemical change.