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when you separate a substance from a mixture, it's a physical change... Technically, you can get it back in the mixture.
What else can I help you with?
Are physical and chemical change different?
Physical change does not produce a new substance. Chemical change produces a new substanceIn a chemical change the atoms/molecules are chemically joined together so they are very hard to separate. were as they are easyer to separate in a physical change
Does the method of distillate separate the physical or the chemical change of a substance?
both
Is dissolving salt in water a example of a chemical change?
No. It is a physical change. All you have to do to separate the two is to evaporate the water. There is no chemical change.
Is separate sand from gravel chemical change?
No, it's a physical change because you can still separate the two from each other.
Is separate sand from grave a physical or chemical change?
Physical because you are not changing the substance.
If you had a mixture of two substances and had your choice of using a physical change or a chemical change to separate them which would you prefer?
Physical change is preferable because it is easier than chemical method.
Is dissolving salt in water chemical or physical change?
Dissolving salt in water is an example of a physical change. Although the ions of sodium and chlorine separate when the salt dissolves, no chemical reaction takes place.
Is dissolved salt in ocean water an example of a chemical change?
No. It is a physical change. All you have to do to separate the two is to evaporate the water. There is no chemical change.
What change makes a substance which cant be separate by physical means?
chemical .... :0)
A collection of matter made of substances that stay separate and keep their properties is a?
A physical change, and a chemical change.
if you add eggs and milk and stir is that chemical or physical change?
physical, because you can technically separate the milk and eggs again.
Is converting iron to a steel alloy a physical change?
It is a physical change as an alloy is a solid solution made from various metals. As you can still separate these different metals after the alloy is made it is a physical change and not a chemical change.
