antoine lavoisier is important in t

antoine lavoisier is important in the history of modern chemistry. In about 1776,he began to use a new way to study chemicals.Before Lavoisier, scientist just looked at something and though about iT. However Lavoisier did experiments.He studied the size and weight of many different things.

He found out that nothing really goes away.
it just changes into something else .
when water boils,it doesn't go away.It becomes steam,a cloud of water.