Question

The Law of Conservation of Mass says that mass

can neither be
nor
A .Gained, lost
B. Created, destroyed
C. Started, ended
D. Opened, closed

Answer 1

B Created it destroyed

Answer 2

B

Step-by-step explanation:

The Law of Conservation of Mass dates from Antoine Lavoisier's 1789 discovery that mass is neither created nor destroyed in chemical reactions. If we account for all reactants and products in a chemical reaction, the total mass will be the same at any point in time in any closed system.