yuffltf7761 yuffltf7761
  • 01-07-2017
  • Chemistry
contestada

The sodium atom contains 11 electrons, 11 protons, and 12 neutrons. what is the mass number of sodium?

Respuesta :

JohnGrubb
JohnGrubb JohnGrubb
  • 01-07-2017
23 is the mass number of this sodium isotope
Answer Link

Otras preguntas

What do we call the process where part of the DNA is saved during replication?
please help with the question below!
8 solid iron sphare with radius 'a cm' each are melted to form a sphare with radius 'b cm'. find the ratio of a:b​
What is the equation of the line that is perpendicular to the y-axis and contains the point (-2,7) A: y=-x+5 B: x=-2 C: y=x+9 D: y=7
Please help!!!!!!!!!!!!!!!!
The absolute value of 64 ​
Let f(x) = - 3x-1, h(x) = - X+3.Find (f o h)(4).​
correct the following: Oliver Wendell Holmes was supreme court justice his father was a physician and writer​
Susan competes in luge competitions during the winter months. She rides solo on a small sled 3 inches off the ground down icy slopes, turning only by use of her
why did the parliament approve the writs of assistance?​