JackelynBertman527 JackelynBertman527

02-06-2015
Chemistry

contestada

Isotopes of an element must have different
(1) atomic numbers
(2) mass numbers
(3) numbers of protons
(4) numbers of electrons

Respuesta :

IwAsSoMeGuY IwAsSoMeGuY

02-06-2015

They have different mass numbers, because they have different numbers of neutrons, and neutrons have a mass of 1, meaning changing the number of them will result in a change in the mass of the element

Answer Link

Otras preguntas

Which factor is MOST responsible for the ocean tides

The charge on an electron is: positive negative neutral unknown

5/6+3/7 in simplest form

Blank are the proteins tgat DNA is wound around to form chromosomes

if its 8:00 am in New York what time is it in Madrid, Spain?

A _____ change occurs when a substance changes phase

The total of 36, 78, 198, 475, and 620 is A. 1,407. B. 1,187. C. 1,731. D. 2,109.

What category of elements does krypton gas belong to? A. metals B. metalloids C. non-metals

During adolescence, a desire for independence increases.

5/6 in simplest form