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.
Southern reconstruction is a good organizing topic for the post–Civil War era.
<u>Explanation:</u>
During the civil war, there was a lot of destruction of the infrastructure and a huge loss of life ad property especially in the south. This destruction needed to be built again and the infrastructure needed to be built.
This led to the beginning of the southern reconstruction after the civil war. The aim of this was to develop the infrastructure of the southern part of the country to develop the economy. It lasted from 1865 to 1877.
1) First modern credit card introduced. 2) First organ transplant. 3) First "peanuts" cartoon strip introduced. 4) Korean war begins. 5) Senator Joseph Mccarthy begins communist witch hunt. 6) U.S president Truman orders construction of Hydrogen bomb. Hope this helps :)
Answer:
the people have the right to revolt and rebel
