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When matter undergoes a chemical change, the composition of the matter changes. When matter undergoes a physical change, composition of the matter remains the same.
Jaunita Hand
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∙ 14y agophysical changes change the color, shape, or state of matter. chemical change is the change from one substance to another.
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What kind of changes in substances are always physical changes?
The kinds of changes in substances that are always physical changes are changes in the state. This is the change from solid, to liquid and then to gas and the reverse.
Are physical changes chemical reactions?
No, physical changes normally refer to changes other than chemical reactions. If you have a loaf of bread and cut it in half, that is a physical change but not a chemical change. If you eat the bread and digest it, that is a chemical change.
How do chemicals relate to physical science?
Chemicals can relate to physical science because we use different gases that need chemicals in them
Are chemicals from plants physical or chemical weathering?
Is chemicals from plants chemical weathering or physical weathering
Are all physical changes are reversible changes?
yes , all the physical changes are reversible changes.
Why do physical properties change when chemicals combine?
Physical properties change when chemicals combine because when you mix chemicals the physical properties changes it identity.
Is etching glass with acid a chemical or physical change?
It is a physical change caused by chemicals. Chemical changes are phyiscal changes.
What are the body chemicals that cause physical and emotional changes called?
Hormones
How are physical properties differ from physical changes?
A physical change would be a change in a physical property. A "physical property", by itself, may or may not change.
What kind of changes in substance are always physical changes?
each substance has a density that differ from the densities of other substance.
When bromine reacts with sodium to form a white solid is it a physical or chemical change?
chemical change a physical change changes the apperance chemicals changes change the substance
What kind of changes in substances are always physical changes?
The kinds of changes in substances that are always physical changes are changes in the state. This is the change from solid, to liquid and then to gas and the reverse.
Are physical changes chemical reactions?
No, physical changes normally refer to changes other than chemical reactions. If you have a loaf of bread and cut it in half, that is a physical change but not a chemical change. If you eat the bread and digest it, that is a chemical change.
How do chemicals relate to physical science?
Chemicals can relate to physical science because we use different gases that need chemicals in them
Why changes of stat are physical changes?
The changes of stat are physical changes because the stat is similar to the physical changes.
Are chemicals from plants physical or chemical weathering?
Is chemicals from plants chemical weathering or physical weathering
Are state changes chemical or physical changes?
Physical Changes
