by exessive use of juices and cold drinks.
good effect of these chemical change and physical change in our enviroment
a physical becauseb it does not effect the chemical make up
No.It is a physical property of a substance.
The ability to combine with another substance is a chemical change. This is because once the substance is made it can not be taken out.
Tearing an aluminum foil is a physical change. This will only alter the physical features of the foil and not have any effect on the chemical composition.
good effect of these chemical change and physical change in our enviroment
a physical change, it's chemical formula is still H2O
a physical becauseb it does not effect the chemical make up
Pounding a gold coin into a different shape would probably not effect a chemical change. If, however, the pounding produced enough heat to meal the coin, some chemical change could take place.
Producing heat is caused by a chemical process which results in physical changes. The cause is chemical. The effect is physical. :) :D
no its a chemical change (i just did i project on making ice cream in meh class and one question was "is this a chemical or physical change? how do u know?"
Yes, temperature have generally an important effect.
physical For A+ Students
i think physical and chemical because for physical u r mixing it with the water. And for chemical I think it is because mixing drink mix with water is goes the effect the outcome chemical produced with both so it can also become a chemical change.....................
Actually itz just a temporary physical change.........as u dont add on subtract anything frm the magnet exept heat.....,heat does not effect chemical properties of an iron magnet..
No.It is a physical property of a substance.
chemical