Gasoline is burned having the chemical reaction:
Gasoline + 02 --------------------> CO2 + H20
Since conversion of gasoline into carbondioxide(gas) and water(liquid) is the the chemical change.
Others are physical change.
So , according to above explanation.
E) gasoline is burned is the correct answer.
Answer:
It's A., thats conduction and its a heat transfer
Explanation:
Answer:
The chemical formula is I2F9
Explanation:
Answer:
When zinc is added to copper sulphate (CUSO4) solution due to more reactivity of zinc, cooper is replaced by the zinc and forms zinc sulphate. During the process, the colour of the solution changes from blue to colourless.