Question

justify that gasoline burning is chemical change

Answer 1

In fact, most chemical changes are difficult to reverse. When paper is burnt, it combines with oxygen to form ash and smoke. ... Burning gas in a Bunsen burner is also a chemical change. The methane gas burns with oxygen in the air to form two new substances: carbon dioxide and water vapour.

Answer 2

In fact, most chemical changes are difficult to reverse. When paper is burnt, it combines with oxygen to form ash and smoke. ... Burning gas in a Bunsen burner is also a chemical change. The methane gas burns with oxygen in the air to form two new substances: carbon dioxide and water vapour.