12-11-2020
Biology

contestada

How many neutrons does the element sodium (Na) contain?

a
12
b
11
c
13
d
23

Respuesta :

Snaderry Snaderry

12-11-2020

Answer:

a) 12 neutrons

Explanation:

The atomic mass is 22.990, which can be rounded to 23 and is the combination of protons and neutrons. The atomic number is 11 (protons), and 23-11=12, whoch would be the neutron number

Hope this helps :)

Answer Link

Otras preguntas

Jared has the model f(x)=.42(2.3)x. How long will it take her model to reach 600?

A line is defined by the equation 2x+y=4 . Which shows the graph of this line?

what is 682 x 79 . i need answer please

based on the graph how many district real number solutions does the equation x^3 -3x^2 +4 = 0

a personal review of your own strengths, weaknesses, and goals is called a ____. A. cover letter B. self-assessment C. formal application D. mock interview ANS

Given the function f(x) = 4|x – 5| + 3, for what values of x is f(x) = 15?

Read the sentences and find the correct answer. Yoga is an important part of my exercise routine. I must have a good stretch every day. Select the best transiti

Explain your answer plez

Given:x+2y=-6 solve y

I need help ASAP with these 3!!!!