nguyenhuutai532303 nguyenhuutai532303
  • 22-01-2021
  • Chemistry
contestada

17.
How many protons, neutrons, and electrons are present in an atom of sodium, Na, with a mass number of 23?
A. 11 protons, 11 neutrons, 11 electrons
B. 11 protons, 12 neutrons, 11 electrons
C. 23 protons, 11 neutrons, 12 electrons
D. 12 protons, 23 neutrons, 11 electrons

Respuesta :

bernardcanete23
bernardcanete23 bernardcanete23
  • 22-01-2021
The answer to this is B
Answer Link

Otras preguntas

the school chorus has 52 students, which represent 26% of the seventh graders. how many student are in the seventh grade?
Underline the compound predicate in this sentence. Our student government met yesterday and voted to ban music players in school
Z--3/4=6 1/2 Help I have homework
In order to enter cells and be useful to the body starch must be
chromosomes move to the middle of the spindle during what phase
proper adjective for Greece
what types of religion does georgia welcome
which is greater 0.7 or 7/9
Suppose that the grade 7 students expect to sell between 100 and 150 hot dogs how many packages of 12 wieners and 8 buns should the students buy if they don't w
which of the following is closest to 27.8×9.6? A 280 B 300 C 2,800 D 3,000