D as it only has a negative effect when being used and it is small at that anyway.
The answer can be explained when you burn something cleanly (with a very hot item) or not. With a candle lots of Carbon dioxide is producted but when using a bunson burner hardly any CO2 is produced.
Answer:
Friston to energy
Explanation:
Friction to Energy as its a energy stooping the object form moving
Answer:
the chocolate
Explanation:
You are changing the amount of chocolate
Explanation:
The nitrogen dioxide is a covalent compound where one nitrogen is the central atom which is bonded to two oxygen atoms, where one oxygen atom is bonded by a single bond and other oxygen atom by a double bond.
