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Is it a physical change chemical change when salt dissolves in water?
Physical
What is physically happening when water is dissolving a substance?
when we dissolve a substance then first of all there may occur physical change like shape,colour,temperature etc. these changes are called physical changes.
Is separation of water and gasoline a physical change?
No, it is a physical change. The water and gasoline retain their chemical and physical properties.
Dissolves in water chemical change or physical?
Dissolving in water is a physical change.
When Sugar dissolves in hot water a physical or chemical change?
Dissolving sugar in water is a physical change. If you let the water evaporate, the sugar will be left behind. Evaporation is a physical process, not chemical.
What property chemical or physical would best describe the process of water evaporating from the oceans to begin the water cycle?
evaporation is a physical change
Do the ingredients in crepes make a chemical change while being cooked?
Crepes are a type of food - not a physical or chemical change. What's happening to the crepe? Is it burning? Is it torn apart? Is it decomposing? You didn't indicate what is happening to the crepe that would be a chemical or physical change. This question is kind of like asking "Is the water freezing or evaporating?" Well, that depends on what's happening to the water.
Is it a physical change chemical change when salt dissolves in water?
Physical
Why is water evaporation a physical change and not a chemical change?
Nothing is chemically changed when water goes from liquid-->gas. All that's happening is the molecules moving faster. H20(l)-->H20(g)
When water is boiled is it a chemical or physical change?
Boiling is a physical phenomenon, a change of phase.
Physical changes of oil and water?
is water and oil a physical change or chemical change.
What is physically happening when water is dissolving a substance?
when we dissolve a substance then first of all there may occur physical change like shape,colour,temperature etc. these changes are called physical changes.
Is separation of water and gasoline a physical change?
No, it is a physical change. The water and gasoline retain their chemical and physical properties.
Is water absorbed by a paper towel a physical or chemical change?
It is a physical change.
What type of change is freezing water?
Freezing water is an example of a physical change because the material contents of the water has not changed.
Describe what is happening to water molecules as ice melts?
they move faster
Is water condensing a physical or chemical change?
water condensing is a physical change.
