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

A farm lets you pick 2 pounds of blueberries for 5 dollars. 1. the unit rate of dollars to pounds is ___ dollars per 1 pound 2. the unit rate of pounds to dolla

The ratio of salamanders to frogs in a pond was 5 to 7. If there were 20 salamanders, how many frogs were there ?

What was Muhammad’s role in establishing and spreading Islam? one paragraph plz ;-;

Factor the trinomial below. 9x2 + 12x+4 A. (3x+2)(3x+2) B. (9x + 1)(x+4) C. (3x + 1)(3x + 4) D. (9x + 2)(x+2)

Mr. Richardson would like to build a planter surrounded by a brick path (show in gray). How many square feet of brick does Mr. Richardson need? 20ft and 8 ft in

please help me with this question

CAN SOME ONE HELP ME PLEASE

[tex]\huge\sf\underline\red{Question}[/tex]What is gaseous transport????

what are some moons with ice and rocks?

Someone please explain to me how it turned from 5x to 10x.