dianeb66 dianeb66

12-11-2020
Chemistry

contestada

What is the name AND mass number of an atom with 4 protons and 4 neutrons?

Respuesta :

katia51 katia51

12-11-2020

Be beryllium mass number: 9.012g
*4 protons is the atomic number btw just check your periodic table

Answer Link

Otras preguntas

three diagnostic characteristics of an acid are: three diagnostic characteristics of a base are:

Iconography refers to meaning of the symbols and images in art. Iconology is the study of imagery in terms of broader cultural and artistic content in art.

Perform the indicated operation. 9z^3/16xy . 4x/27z^3

A list of household chores done in Argentina.

The sum of three numbers is 125. The first number is 7 less than the third. The second number is 4 times the third. What are the numbers?

What are two Australian geographical features that hindered early exploration? Western Plateau Gulf of Carpentaria Great Barrier Reef Great Dividing Range

a) Estimate the volume of the solid that lies below the surface z = 7x + 5y2 and above the rectangle R = [0, 2]⨯[0, 4]. Use a Riemann sum with m = n = 2 and cho

a radio station uses 1/6 of its time for news in a 12 hours day how many hours are used for news?

HELP ASAP PLEASE!!!!!!!!!!!!!!!

what is a technological advance that benefits people's lives