ibnsaleemm658 ibnsaleemm658

02-10-2020
Chemistry

contestada

PLEASE ASAP
A calcium atom has 20 protons, 18 electrons, and 20 neutrons. What is the charge on the atom?

Respuesta :

william77mallette william77mallette

07-10-2020

Answer:

Ca2+ represents an ion with 20 protons and 18 electrons.

Explanation:

A calcium atom has 20 protons and 20 electrons. The 2+ charge next to the symbol indicates a loss of two electrons: 20-2=18.

Answer Link

Otras preguntas

Which represents the equation of the roll line?

What is the significance of San Antonio's founding in 1718? the building of ten presidios location of a major port city the development of several missions neut

1) 61 tt rational or irrational

How does this correlate to the severity of these diseases?

What is one of the most easiest things to draw for beginners?

Help with the questions ^

CODING HELPPP Erin’s classmate said that the program that they were working on is not running properly because the classmate accidentally put in commas where se

In the myth about the meeting of the animals, Grizzly Bear: disagreed with Porcupine's plan. was voted the smartest of all of the animals. wanted there to be sh

Which of the following physical properties is NOT characteristic of a metal? A.MalleableB.Solid at room temperatureC.Dull in colorD.Good conductors

when is mail merge an effective productivity tool