Riosmariamhorseyla Riosmariamhorseyla
  • 08-11-2016
  • Chemistry
contestada

If an atom of sodium has 11 protons, what is its approximate atomic mass?

Respuesta :

AhmatFirz
AhmatFirz AhmatFirz
  • 12-11-2016
23. The atomic mass is calculated by adding the number of protons and neutrons. However, you cannot guess the number of neutrons. Refer to the periodic table. The atomic mass/mass no of Sodium is 23.
Answer Link

Otras preguntas

What are three details about the 1805 treaty
draw a line with a slope of 1/4 through the point (0,-4)
What happened to the dakota after the war?Include two or more examples. ILL MARK U THE BRAINLEST
How many different arrangements are there for the word fraction?
What is the quotient for 4,729 divide by 7
What was the original mission given to Cabeza de Vaca when he left Spain? A. to establish a colony in Florida B. to conquer the native people who had been at
Which of the following countries has a predominately Muslim culture but follows only secular law? A. Iran B. Saudi Arabia C. the United Arab Emirates D. Tur
What is the area of a rectangle that is 12 cm long and 2 cm wide? 24cm 14cm 28cm 16cm
How to address someone who has a masters?
How many solutions does the system of equations have 4x+16y=12 y=-1/4x+9/12