ricardoalfred66 ricardoalfred66

02-01-2016
Chemistry

contestada

Which notation represents an atom of sodium with an atomic number of 11 and a mass number of 24?

Respuesta :

Billymkhoi Billymkhoi

02-01-2016

Z, the lower number, is the atomic number. Therefore, Z=11.

A, the upper number, is the mass number. Therefore, A= 24.

Hope this helps~

Answer Link

Otras preguntas

What are the factors of production? Give an example of each?

Four students are analyzing four different substances and recording the findings in this table Properties of Substances Substance Definite shape? Definite volum

The Universal Declaration of Human Rights includes articles, or statements, that focus on _________. Question 24 options: artistic rights animal rights governme

1. If f(x) = 9x2 + 5x - 8, then f(-2) = ?

6. What is the production of a magnetic field by electric current called.

Why is it easier to start a fire with kindling rather than with large sticks and logs of the same kind of wood?

8) Why does water heat at a different rate than land?

A ribbon is 12 3/8 feet long. Into how many 3/4 -foot pieces can it be cut? This question is on Rational numbers.

F(x)=4x2+1 and g(x)=x2-5, find (f-g)(x)

What would be an example of a SPECIFIC or SPECIALITY facility related to health?