Seudónimo Seudónimo

01-02-2016
Chemistry

contestada

How many neutrons are in an atom of sulfur with a mass number of 35?
a. 16
b. 17
c. 18
d. 19

Respuesta :

JimJamJon JimJamJon

01-02-2016

As the mass difference between protons and neutrons isn't too different we can determine how many neutrons an atom has by subtracting the number of protons from its atomic mass.

Sulfur has 16 protons, so 35-16 = 19. So there are 19 neutrons present.

Answer Link

Otras preguntas

What factors help predict why the populations of some countries grow faster than others?

Analysis: How does the author try to appeal to the emotions of American colinists in his attempt to build an argument and support for the American revolution? C

how did fudalism bring order to europe

A flexible container holds 1.50 moles of air and is currently expanded to 13.5 L in volume. What is the volune of the container if the number of moles of air is

An approach to land use planning that is concerned with issues in both the inner city and suburban areas and seeks to maximize conservation and resource-use red

Given , find the quotient. (2 points) −14.6 1.825 −3.65 14.6

1. What was Commodore Perry's initial mission?

If a researcher is recording instances of humor during a television show, that researcher is conducting

compute. -2.34 + (-6.52)

Explain a strategy you can use to compare 2/6 & 5/8