destinysanchez1014 destinysanchez1014

17-10-2017
Chemistry

contestada

How does the mass number of an element differ from its average atomic mass?

Respuesta :

confuzzledzzz confuzzledzzz

17-10-2017

the mass number is the total number of protons and neutrons in a nucleus of an element. The average atomic mass is the sum of the masses of an element's isotopes, each multiplied by their abundance.

Answer Link

Otras preguntas

The purpose of the Tet Offensive was to _____.

List the reasons the Colonists were dissatisfied with great Britain. (at least 4)

Bob and Mark talk about their families Bob says he has three kids the product of their ages is 72 he gives another play the sum of the ages of his children Mark

Which of the following aquatic environments would not freeze in winter? a. lake b. pond c. salt marsh d. stream Please select the best answer from the choic

Can your computer become infected with a virus via email

A male African elephant weighs 7 tons. If a male African lion at the local zoo weighs 1/40 of the weight of the male African elephant, how many pounds does the

what are the prime numbers between 14 and 40

Which is an important industry in Argentina? aerospace ship building railroad motor vehicles

Which of these sentence contains a subordinate clause? A. The goal of both men was to win the election at all costs. B. Darkness descended on the countryside,

Which statement best describes why an author might choose to write a memoir over other nonfiction formats? A memoir lets the writer address both sides of an iss