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Is the condensation of ethanol a physical change?
Yes, the condensation of ethanol is a physical change because it involves a change in the state of matter (from gas to liquid) without any change in the chemical composition of the substance.
Water and ethanol can be separated by heating the ethanol until it boils away from the water What type of change is this?
This is a physical change because the identity of the substances (water and ethanol) remains the same. The change is reversible, as both water and ethanol can be recovered from the separated mixture.
The evaporation of water is an example of a change in?
The evaporation of water is an example of a physical change, where water changes from its liquid state to a gaseous state without any change in its chemical composition.
Formation of ethanol from glucose by yeast a chemical or physical change?
The formation of ethanol from glucose by yeast is a chemical change. This process involves the fermentation of glucose by yeast to produce ethanol and carbon dioxide, resulting in a new substance with different chemical properties than the original glucose.
Is The colorless liquid ethanol burns in air a physical or chemical property?
ethanol is a type of alcohol, in the oxygenated hydrocarbon class of compounds. when it combines rapidly with oxygen in a combustion reaction, the ethanol is used up, and with oxygen forms carbon dioxide and water. ethanol is quite literally gone, it is broken down and reformed into new products, which is the definition of a chemical reaction.
Evaporation of alchohol is a chemical change ora physical change?
Evaporation of alcohol is a physical change.
Is evaporation of petrol a physical change?
Evaporation is a physical chsange.
Is removing salt from water by evaporation a physical or a chemical change?
Evaporation is a physical change.
When ethanol condenses and from the gaseous phase into the liquid phase is this a physical change or chemical change?
physical change- the composition of the ethanol is not effected
Is the evaporation of water a potential sign of a chemical change?
No, evaporation causes a change in the state of matter (liquid to solid) which is a physical change
What is a physical change - corrosion explosion evaporation rotting of food?
Evaporation is a physical change: a change of state that is reversible.
Is water evaporating into steam a chemical or physical change?
It is a physical change because the change is reversible.
Is evaporation physical or chemical change?
it is a physical change because it is not making a new substance. It is just changing the size/shape
Does evaporation cause a physical change or a chemical change?
It is physical change
Is evaporating a physical change?
Yes. Evaporation is a physical change of state. In the case of evaporation enough heat, called the Latent Heat of Vaporization, is added to a liquid to change it from liquid to gas.
An example of physical change?
Evaporation of water is a physical change.
Is a physical change when water evaporates?
Evaporation is a physical change.
