myamya2115 myamya2115

20-11-2020
Chemistry

contestada

3+
Key:
4N
=proton
=electron
=neutron
N
What element is this

Respuesta :

Pinkygotfanzz Pinkygotfanzz

29-11-2020

Answer:

Name Protons Neutrons Electrons Atomic Number (Z) Mass Number (A)

Table 4.5.1 : Atoms of the First Six Elements

Hydrogen 1 0 1 1 1

Helium 2 2 2 2 4

Lithium 3 4 3 3 7

Beryllium 4 5 4 4 9

Boron 5 6 5 5 11

Carbon 6 6 6 6 12

Explanation:

Answer Link

Otras preguntas

QUESTION 181. Lea el siguiente párrafe:La solidaridad es una actitud que se aprende. En la convivencia con las demás personas, podemos darnos cuenta de que es p

state the coordinates of this point

Calculate the wavelength of a photon of light with a frequency of 6.17 x 1014 Hz.

Where was there the most progress in medicine? (10 lines) please help

Which statement justifies why ∠ABF measures 130°? Given: angles ABD and DBC are complementary Point B is on line AE between points A and E, point B is on line F

An Olympic athlete runs a 400 m race in 50 s. What is her average speed?

1.Would it be cool if I went to work with you every morning. Is this a sentence fragment or run on. 2.since your heart will race with excitement. Is this a sent

How to round this number to 2 decimal places please help I will mark your bracelet:)

What is the solution to the inequality shown below? 2x - 9 -4 D .x > -5

Solve the equation -6y + 3 = 4 y-2 please lol