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Is a liquid at normal temperatures and pressures a physical or chemical change?
A liquid at normal temperatures and pressures is a physical change. When a substance changes from a solid to a liquid or from a gas to a liquid without any chemical reactions taking place, it is considered a physical change.
When A warm soda bottle fizzes when opened is it a physical change or a chemical change?
It is a physical change. The fizzing is caused by the release of carbon dioxide gas that was dissolved in the liquid, which does not involve a change in the chemical composition of the liquid itself.
When lpg comes out from the cylinder turns to liquid to gas.is this a chemical change?
The process of LPG turning from liquid to gas is a physical change, not a chemical change. It involves a change in state, from liquid to gas, without any alteration in the chemical composition of the LPG molecules.
When liquid nitrogen boils at - 196 celsius is that chemical or physical changes?
The boiling of liquid nitrogen at -196 degrees Celsius is a physical change. This is because the change in state from liquid to gas does not involve a change in the chemical composition of the nitrogen molecules.
A piece of solid gold that changes from a solid to a liquid is a physical or chemical change?
The change from solid gold to liquid gold is a physical change because it does not alter the chemical composition of the gold. The transition from solid to liquid is a result of a change in temperature and does not involve any chemical reactions.
Is pouring liquid a chemical change or physical?
A physical change.
Is liquid to gas chemical change?
No, the change from liquid to gas is a physical change, not a chemical change. In this process, the substance's molecular structure remains the same, only its physical state changes from liquid to gas.
Is changing liquid to gas a chemical change or physical change?
physical change
Is liquid to a gas chemical or physical change?
it is a change of state, a physical change.
Is dissolution of a solid in a liquid physical or chemical change?
a physical change
When a liquid is expanded by heat is that a chemical of physical change?
It is a physical change because the chemical composition of the substance does not change.
Is a liquid at normal temperatures and pressures a physical or chemical change?
A liquid at normal temperatures and pressures is a physical change. When a substance changes from a solid to a liquid or from a gas to a liquid without any chemical reactions taking place, it is considered a physical change.
What is melting ice a chemical change or physical change?
It is a physical change from a solid to a liquid.
Is changing of a solid to liquid chemical or physical change?
No it is a chemical
Is the change between solid liquid and gas a physical or chemical change?
Physical
Is liquid expanding in a thermometer a chemical change?
No. It's a physical change since it's still the same liquid.
Is boiling of liquid air a physical or chemical change?
Physical
