Wikipedia article about Chemical Change just a definition of chemical change.
Law of Conservation of Mass: was established in 1789 by French Chemist Antoine Lavoisier.
States that mass is not created or destroyed in any ordinary chemical reaction.
Or more simply, the mass of substances produced ,products by a chemical reaction is always equal to the mass of the reacting substances and reactants.
physical property: characteristics of a particular kind of matter that do not involve a cemical change, color, hardness, physical state.
1 comment:
This is good information but the intention of the assignment was for you to save links to websites with information you might want to use for your project. You needed to link to those web pages and write a short one sentence summary of what was on that page.
2.5/10
Post a Comment