bucketofwaterd bucketofwaterd
  • 01-10-2020
  • Chemistry
contestada

Identify the mass number of an ion with 20 protons, 22 neutrons, and 18 electrons.

Respuesta :

Nikeon202
Nikeon202 Nikeon202
  • 14-10-2020

Answer:

42

Explanation:

Relative mass = number of protons + number of neutrons

Relative mass = 20 + 22

Relative mass = 42

Answer Link

Otras preguntas

A sample of liquid has a mass of 24g and a volume of 16ml what is the density of the liquid
The Korean war was initiated by South Korea who wanted to unify the nation. True or False?
a car's velocity changes from 32m/s to 96m/s in an 8.0-s period. what is its acceleration?
explain why 2.15 and-2.15 opposite
round each decimals to the nearest whole number 6.7
una oracion completa con kilo
A sample of liquid has a mass of 24g and a volume of 16ml what is the density of the liquid
The Expansion Of The Rail Networks Led To ?
When does the Narrative of Sojourner Truth take place? A. After the Civil War B. Right after the Emancipation Proclamation C. Before the Civil War D. During
which philossophers called all people the ''sovereign'' meaning all power should rest with them ?