hiitskeya hiitskeya

10-12-2021
Chemistry

contestada

the mass number of an element whose atoms contain 18 protons, 22 neutrons and 18 electrons

Respuesta :

jordyncupp jordyncupp

10-12-2021

Answer:

Argon has the chemical formula Ar. Argon has 18 protons and 22 neutrons in its nucleus giving it an Atomic Number of 18 and an atomic mass of 40. Argon is a Noble Gas. Argon is a gas at room temperature.

Explanation:

Answer Link

Otras preguntas

What is the area of the figure? The diagram is not drawn to scale. A. 1,190 in^2 B. 595 in^^2 C. 1,435 in^2 D. 1,394 in^2

Melanie made the following diagram shown to represent some phases of the moon as seen from Earth. Why is Melanie's diagram of the phases of the moon incorrect?

what did jackie robinson help to accomplish

hey im studying and need help....

Find the values of b such that the function has the given maximum value. f(x) = −x2 + bx − 14; Maximum value: 86

pedro's father is building a shed, how many square feet of wood are needed to build the back of the shed

why was Philadelphia important in colonial America

The ileum connect which two organs? -Mouth -Esophagus -Stomach -Lungs -Large Intestine -Small Intestine

How could biotechnology affect your privacy?

4. How did Karl Marx’s philosophy influence the 20th century? 5. In what ways is Nietzsche’s idea of will different from Schopenhauer’s?