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Is peeling an apple a physical or chemical change?
it is a chemical change
Is trimming a bush a chemical or physical change?
Trimming a bush is a physical change because it involves altering the shape or size of the bush without changing its chemical composition. The chemical composition of the bush remains the same before and after trimming.
Is breaking coal into pieces chemical or physical change?
Breaking coal into pieces is a physical change because it does not alter the chemical composition of the coal. The coal remains composed of the same elements before and after being broken into pieces.
Is breaking a lump of chalk to make powder a chemical reaction?
Breaking a lump of chalk into powder is a physical change, not a chemical reaction. The chemical composition of the chalk remains the same before and after breaking it into powder.
Is squeezing a lemon a physical or chemical change?
It's a physical change why are some people f$#@%ing stupid and saying a chemical change??
Does wood undergo a physical change before it burns?
No. It is a chemical change.
Does gasoline undergo a physical change before it burns?
Yes, gasoline undergoes a physical change when it evaporates before it burns. This change does not alter the chemical composition of the gasoline.
What is the name given to chemicals before they undergo chemical reactions?
They are reactants.
Why is mixing cool aid in water physical?
Mixing Kool Aid in water would be considered a physical rather than a chemical change, because the Kool Aid does not undergo any chemical reaction with the water, and it remains chemically identical to what it was before you mixed it into the water.
Undergo no chemical change during a chemical reaction?
A catalyst doesn't undergo a chemical change during a chemical reaction.
Is peeling an apple a physical or chemical change?
it is a chemical change
Are icicles forming on the edge of the roof of physical or chemical change?
No it is not. The chemical composition is H2O before and after freezing.
Is ferment chemical or physical?
Chemical. It produces new forms of matter that were not there before.
Is cutting paper a chemical?
No, cutting paper is a physical change, not a chemical change. The paper's chemical composition remains the same before and after cutting; only its physical shape is altered.
Before beginning a vigorous aerobic exerise routine all adults should?
undergo a thorough physical eamination
Is slicing a bread a chemical or a physical?
Slicing bread is a physical change, because each slice of bread has the same chemical composition as it had before it was sliced.
What do we call the substances present before a chemical change?
The substances present before a chemical change are called reactants. They undergo a transformation during the chemical reaction to form new substances known as products. Reactants are crucial in determining the outcome of the reaction based on their chemical properties and interactions.
