funwitfayy funwitfayy

03-09-2020
Chemistry

contestada

A atom has 20 electrons, 21 neutrons, and 20 protons. What is the atomic mass of the atom?

Respuesta :

poudelbinda8 poudelbinda8

12-09-2020

name= calcium

atomic mass= 40.078 atomic mass unit

no of protons= 20

no of electrons=20

Answer Link

Otras preguntas

I don't get this? Can someone help me? Picture is down below.

Julie was a goodhearted, outgoing person, but she did like to gossip. She did not realize that her gossiping could cause problems for others. After all, her gos

I need help with the unit rate one and every thing else

3 important historical facts about leonardo da vinci

Why is an ecological pyramid is smaller at the top than at the bottom

During the day what typically happens to air temperature?

Which issue was seen as the centerpiece of Al Gore's campaign in the 2000 presidential election? A. military spending B. the environment C. cutting taxes D. i

How long does it take for light to travel??

What was the rhetorical context of stalin's speech?

The German government used huge rooms camouflaged as showers to poison and kill large numbers of Jews at one once. True False 1 points Save Answer QUESTION 5