Catfishauz Catfishauz

03-01-2019
Chemistry

contestada

Which radioactive isotopes did the Curies discover?
1) polonium and radium
2) radium and carbon-14
3) carbon-14 and uranium
4) uranium and polonium

Respuesta :

CapnJackSparrow CapnJackSparrow

16-12-2021

Answer:

1- polonium and radium

Explanation:

Answer Link

Otras preguntas

how to write essay describe your personal and/or career goals after graduating from uiuc and how your selected first-choice major will help you achieve them.?

The main span of the Brooklyn Bridge is 1595 feet long. The Golden Gate Bridge is about 263% of the length of the Brooklyn Bridge. To the nearest hundred feet,

Why is Mama concerned about the plant? What can the reader infer about Mama, based on her concerns? Act 1 Scene 1 of A Raisin In the sun

The state of Minnesota has an issue with the state of Wisconsin that goes to court. In this example, the Supreme Court has ___________ jurisdiction to hear this

Justin is walking around an area that has few trees and many tall grasses. In which biome is Justin most likely walking? A deciduous forest B grassland C desert

In ancient mesopotamia, from 2800 bc to 650 bc, the city size was the empire size. it’s interesting to note that in____, the empire was larger, while the city s

Which of the following could be the side lengths of a right triangle? a. 3, 13 and 14 b. 4, 5, and 6 c. 4, 9, and 10 d. 5, 10, and 15 e. 5, 12, and 13

What is the name of one of the best-known novels by the brazilian writer paulo coelho?

What natural resource was mined to power the industrial revolution in england?

Which area of the stage was out of view of the audience