gunner06 gunner06

01-11-2018
Chemistry

contestada

A calcium ion has a +2 oxidation number it has 20 protons and _____ electrons.

Respuesta :

autumnhuntmarch1 autumnhuntmarch1

02-11-2018

a calcium ion has 20 protons and 18 electrons.

Answer Link

Otras preguntas

Which material did Plains Indians use to make their clothing? A. velvet B. satin C. cotton D. hide

What is 2-3(9+x)-98? What is x?

What changes took place to the ottoman empire as a result of world war i?

what is the main idea of laissez faire

Evans singing improved after he took voice lessonshow does the word singing function in the sentence?♡as an indirect object ♡as an Appositive ♡as the predicate

please help me I really need someone's helppp

Many Americans were ready to start a war with the British after which incident? A. the XYZ Affair B. the Whiskey Rebellion C. the Chesapeake Affair D

When I got home, I showed my mom the perfect score I received on my midterm EXAM. What is the function of the capitalized word in the sentence?

URGENT!!!!!!!!!!!!!!!!!!!!!!!!!Adaptation is possible due to the known mechanism of: genetic recombination evolution mitosis

What's the simplist form for the decimal 2.11