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

01-07-2017

23 is the mass number of this sodium isotope

Answer Link

Otras preguntas

Solve the inequality 4-X < 9.

Answer BOTH questions. Giving brainliest !

He was giving a lecture

Gravity is the strongest non-contact force on Earth. a. true b. false

You have two gifts to buy. You plan to spend no more than $40 on the two gifts combined. You want to spend at least twice as much on the first gift as on the se

how to convert 8 feet to metres

At a meeting of 100 geniuses, each genius was either a mathematical genius or a musical genius. At least 1 of the math geniuses is older than age 15. If you wer

Solve the system using elimination. 4x +12y = 12 4x - 12y = 12 The solution is (Type an ordered pair.)

HELLO I NEED YOU HELP WITH THIS SCIENCE QUESTION NO LINKS!!! Choose three correct answer they need to be right because this is my last attempt

2 x 3 x 7 = (2 x 3) x 7 X 7 2 x 3 x 7 = 2 x (3 x 7) 2x 1