Law of Conservation of Matter Flashcards Review

Front

a number in front of a chemical formula that indicates how many molecules or compounds of each reactant and product are involved in a reaction

Back

coefficient

Front

Law of Conservation of Mass

Back

Mass is never created or destroyed

Front

Matter can not be created nor destroyed: it can only be

Back

Transformed, changed

Front

Which of the models of a chemical reaction best represents the Law of Conservation of Mass? Options: A, B, C, D

Back

A

Front

If reaction starts with 20g of reactants, it should produce...

Back

a total of 20g of products

Front

Which of the models of a chemical reaction best represents the Law of Conservation of Mass? Options: A, B, C, D

Back

A

Front

Bubbles form when two or more substances are combined. Options: Chemical Change, Physical Change

Back

Chemical Change

Front

When sodium and chlorine combine to form sodium chloride, sodium chloride is the:

Back

Product

Front

Is this equation balanced or unbalanced? H₂ + O₂ --> H₂O

Back

unbalanced

Front

Based on the Law of Conservation of Matter, describe the relationship between the mass of the reactants and the mass of the products.

Back

The mass of the reactants equals the mass of the products.