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Is it true or false for A Change In State Is A Physical Change?
Wiki User
∙ 11y ago
True.
A physical change is a change from one state to another without a change in chemical chemistry.
Wiki User
∙ 11y ago
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Changing water to ice is an example of a chemical change true or false?
I'd say no. Melting just changes the physical properties. Example: A rubber ball. If you melt a rubber ball it will still be rubber, just in a different form.
When water changes to steam it undergoes a chemical change true or false?
No. It is still water. So that makes it a physical change.
Is changing the size and shape of pieces of wood a chemical change true or false?
False. Changing the size and shape of pieces of wood is a physical change because the wood's composition does not change.
Is a tree that is cut into boards at a sawmill a chemical change?
Sawing a board in half is not an example of chemical change. It is an example of a physical change. Physical changes on a substance do not change the substance. When you saw a board in half, the two halves of the boards are still boards- they're not anything else.
Is it true that if a physical change that occurs when a substance changes composition by forming one or more new substances?
No. That is a chemical change. In a physical change, their is no change in chemical composition forming one or more new substances.
Freezing is a change of state true or false?
Yes, freezing is change of state, from liquid to solid. Freezing is a physical change, not a chemical change.
True or false a physical change occurs when matter changes state as form a liqued to a gas?
True.
What is the breaking of a glass window is a physical change is true or false?
True.
Is it true are false that a physical change of a substance changes its chemical makeup?
true
When substances are mixed it can result in physical or a chemical change true or false?
true
Which is A change in size shape or state of matter?
a change in size, shape or the state of matter is a physical change. True for A+.
Water can change from one state to one state to another true or false?
True.
True or false would the volume of water be the same before and after a physical change?
True
Changing water to ice is an example of a chemical change true or false?
I'd say no. Melting just changes the physical properties. Example: A rubber ball. If you melt a rubber ball it will still be rubber, just in a different form.
When water changes to steam it undergoes a chemical change true or false?
No. It is still water. So that makes it a physical change.
Is it true when a physical change that takes new substances are formed?
It is false. When a physical change takes place, the colors, texture, brittleness will change.
During a chemical change the form of a substance is altered but not its identity true or false?
The statement is false: A chemical change of a substance is defined as a change in which the substance is not the same substance after the change as it was before.
