The correct answer is B. Antoine-Laurent de Lavoisier was a French chemist, biologist and economist who discovered <em>the law of conservation of matter</em> in 1785.
This law states that during a chemical reaction, <u>the total mass in the system remains constant</u>, that is, the mass consumed of the reactants is equal to the mass of the products obtained.
Answer: No answer
Explanation:
Listen here,You cant expect someone to do a question that big for only five points,think again rtard
rising unemployment rates due to cheaper labour from immigrants