actually it is a CHEMICAL change...because physical means you cant reverse the compounds like plaster of Paris mixed with vinegar turns hard but is an experiment that you cannot reverse back!! xxx
Burning is a chemical change.
chemical
It's a chemical change
its a chemical change
There is no specific element in plaster that produces. The chemical reaction that results when plaster is mixed with water is what produces the heat.
2CaSO4.H2O is known as Plaster of Paris.
Its a chemical hazard
actually it is a CHEMICAL change...because physical means you cant reverse the compounds like plaster of Paris mixed with vinegar turns hard but is an experiment that you cannot reverse back!! xxx
Burning is a chemical change.
chemical
It's a chemical change
it is a chemical change
its a chemical change
chemical change:)
It is a chemical change.
AN adhesive plaster will soak blood up and stop it spreading around. Change them as often as possible.