timothyedgargre967 timothyedgargre967

19-07-2022
Chemistry

contestada

mass of an atom of element x is equivalent to the total mass of 7 hydrogen atoms. what element represent x ?

Respuesta :

Medunno13 Medunno13

23-07-2022

Answer:

lithium

Explanation:

The mass of hydrogen is 1 u, so the mass of element x is 7 u, which is approximately the atomic mass of lithium.

Answer Link

Otras preguntas

A host cell is not immediately taken over during which of these? A. prophage infection B. lytic infection C. lysogeneic infection D. none of the above

Which one of the following statements correctly defines active site? A:The active site is a site on the enzyme molecule where specific substrate molecules bind.

Why did the United States pursue an Open Door Policy in China? The United States sympathized with the participants in the Boxer Rebellion. European nations and

what is Mars internal composition

expand and simplify (x-5)(x+2)

is plastic a mixture, compound, or an element?

How do new businesses benefit from the freedom of a market economy?

Mr and Mrs jackson are having a family portraits taking with their son and daughter. the photographer wants to have two people sit in the front and two people

What is the solution to the equation? 7x + 6 = –22 A. B. x = –4 C. D. x = 4

What was the difference between Darwin and Lamarck? A. The idea of mutations was understood by both, but Lamarck was able to prove it. B. Lamarck was able to ex