Mass is conserved in a chemical reaction o OO oo &8 °oobb Atom mest x Atoms of Compound of element Y elements x and Y 16Ⅹ 8Y 8 XY Law of mass conservation(质量守恒定律): There is no detectable change in the total mass of materials when they react chemically to form new materials
Mass is conserved in a chemical reaction Law of mass conservation (质量守恒定律): There is no detectable change in the total mass of materials when they react chemically to form new materials 16 X + 8 Y 8 X2Y
Joseph Priestley found oxygen and Lavoisier named it. which means "acid former Priestley, Joseph(1733-1804) Philosopher, scientist and unorthodox theologian, Joseph Priestley is perhaps best known for his discovery of oxygen while performing experiments with gases in 1774 Ultimately, Priestley identified nine distinct gases, including carbon dioxide and nitrous oxide. He is credited with developing a sound method for infusing carbon dioxide into water, thus establishing himself as the father of carbonation
Joseph Priestley found oxygen and Lavoisier named it, which means “acid former” Priestley, Joseph (1733-1804) Philosopher, scientist and unorthodox theologian , Joseph Priestley is perhaps best known for his discovery of oxygen while performing experiments with gases in 1774. Ultimately, Priestley identified nine distinct gases, including carbon dioxide and nitrous oxide. He is credited with developing a sound method for infusing carbon dioxide into water, thus establishing himself as the father of carbonation