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:
I would say the last one :)
Explanation:
(1) The Women's Rights Movements and the Civil Rights Movements continue even in current times.
<span> (A)True
(2) There has always been a lot of prejudice towards people who seem to be different.
(A) True
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