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What should not be used to indicate a chemical reaction?
Change of shape can not be used to indicate a chemical reaction has happened. Examples of evidence of a chemical reaction are changes in odor or color.
Is change in shape physical change or chemical change?
Physical.
Is a change in shape a clue that indicate a chemical change?
It is a physical change unless it is caught on fire to mold into a different shape then it would be a chemical change. The substance that does change shape does not develop new chemical properties.
Which one is not a sign of a chemical change change in shape bubbling smoking changing color?
Changing shape is not typically a sign of a chemical change. Chemical changes involve the rearrangement of atoms and molecules to form new substances with different properties. Shape change is more likely a physical change.
Is a cloud changing shape a chemical change?
No. it is not. It is a physical change.
Is buttermilk biscuits a chemical change?
No because the ingredients do not change their shape.
Is color he least reliable indicator of a chemical change?
No, the least reliable indicator of a chemical change is shape. Change of shape usually indicates a physical change, unless the material change resulted from a recombination or decomposition of the material's chemical form, as in the rotting of vegetable matter.
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, not a chemical change. A chemical change involves the alteration of the chemical composition of a substance, while a physical change only affects the physical properties of a substance.
The change of size or shape of a substance is a?
chemical matter.
Is flettening a chemical change?
No, flattening is a physical change, not a chemical change. A chemical change involves a change in the chemical composition of a substance, whereas flattening simply changes the shape or appearance of the object.
Is bouncing a ball a chemical change?
yes No. Nothing changes in its chemical nature.
What is a sign that a chemical change has occurred smoke broken pieces change in shape or change in state?
The production of smoke from something burning would be a sign of a chemical change. Broken pieces, change in shape, or change in state are all physical changes.
