How many moles of silver are produced if the reaction began with 75 grams of Ag2O? 2 Ag2O 4 Ag + O2

every chemical equation adheres to the law of conservation of mass, which states that matter cannot be created or destroyed. therefore, there must be the same number of atoms of each element on each side of a chemical equation.

explanation:

0.07 g/cm³

1.37 g/cm³

alchemy hadn't scientific methods of study, appeal to mysticism and fantasy, the knowledge of chemistry and physics were modest at that time.

alchemy was - but as new rules were discovered it either changed into chemistry or it became "unscientific".