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

Write an equation in slope-intercept form for the line passing through the pair of points.

The Great Depression was caused by all of the following except a people took out too many loans for C stocks became worthless. investment

What is the most important element of food safety

WILL GIVE CROWN THINGY Which best describes why water has relatively high surface tension? Water molecules have a bent shape, which prevents them from packing

Two horses ran from the same place at the same time. One horse ran at a speed of 16 m/sec and the other ran at a speed of 18 m/sec. how far apart were they in l

Kelsey has 10 yards of ribbon. Each bow requires 3/8 yards of ribbon. How many bows can she make?

It costs the school band S dollars per sandwich that they make. The band sells each sandwich for 20%, percent more than it costs to make so they earn a profit.

what is a quote from romeo and juliet that describes fate in act 3, 4, 5 and plz have evidence and where its at in this format (act.scene.line#) if you can hel

The measure of an angle is 38.1 degrees. What is the measure of its supplementary angle

help me its due in 30 mins