The reaction is:
2 SO2 + O2====> 2 SO3
SO3 + H2O====>H2SO4
physical reaction, because there is no change in its chemical composition.
The chemical reactions of sulfuric acid are chemical changes.
Yes, it is a chemical reaction.
This a chemical reaction.
Yes, this is a chemical reaction.
This is the reaction with carbon dioxide and water.
The gas - carbon dioxide is produced by a chemical reaction, so yes, this is a chemical change.
chemical because it is changing the state from solid to a gas in which is a chemical change
This is a chemical change because a chemical reaction occurs, creating a whole new substance (carbon dioxide).
Yes, because new substances are produced in this reaction, it is an example of chemical change.
what is released during a chemical reaction is ENERGY.
This is a chemical change.