1. Discovery of the elements Radium and Polonium
<span>2. Marie: First woman to be awarded the Nobel Prize </span>
<span>3. Discovered that pitchblende had more radioactivity than the isolated elements polonium and radium </span>
<span>4. Marie: Assisted with making portable x-ray machines, dubbed "Little Curies." </span>
<span>5. Marie: Took over her late husband's job as a professor.</span>
The main point of the Fifteenth Amendment is "<span>giving the right to vote to all American males," since after the Civil War many southern states still wanted to deny the vote to African Americans. </span>
Answer:
economía buena al país y mucha popularidad supongo
Explanation:
y mejores negocios
