cubist8911 cubist8911

04-02-2018
Chemistry

contestada

If an atom of the twelfth element (magnesium) has an atomic mass of 25, how many protons (p), neutrons (n), and electrons (e) does it have?

Respuesta :

marwa28 marwa28

10-02-2018

It has 12 protons and 12 electrons.
And it has 13 neutrons.

Answer Link

kittenkaymcc kittenkaymcc

12-09-2018

12 protons, 12 electrons and 13 neutrons

Answer Link

Otras preguntas

An example of a teloscoping word A. Bus B. Retreat. C. Economize. D. Slang

What is the theme in eggs by jerry s

List out 5 plants and their parts that we eat example Tulsi- its leaves are eatable

PLEASE HELP ME !!!!!!

Jerome spent $80 on a meal and he left a 15% tip. How much was the tip that Jerome left?

Evaluate: 2 • [(6 + 1)2 + 1]

Find X exactly. Answer should be in a square root.

The first four numbers of a sequence are 3,9,27, and 81. If this sequence continues, what are the next two numbers?

A road sign says "Tucson, Arizona - 120 miles." How many kilometers is this? slightly less than 60 slightly more than 60 slightly less than 200 slightly more th

Determine the period.