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

If a number is divisible by two then the number is even

I WILL MARK YOU BRAINLYEST if you answer all of my problems !!!!!!!!!!! 1# circle the ordered pairs which are solutions to -4x+2y=12------------ A (1,4) B (-1,4

To produce a fruit that has some characteristics of an orange and some of a grapefruit you would use the selective breeding technique of

how was the way of life in new england

Suppose the initial kinetic energy and final potential energy in an experiment are both zero.What can you conc ude?

Eeva spent 5/6 of her total allowance on a hair crimpler. What fraction of her total allowance did Eeva have left

BRAINIEST ANSWER FOR FIRST ANSWER How did Chandragupta conquer Magadha? A. by sending in his spies to open the city gates to his soldiers B. by attacking the

Many flowering plants have very colorful petals like the lily seen here. What is the main purpose of these colorful petals? A) to protect the plant from predato

How many different arrangements of the letters in the word BETTER are there?

please help on this one ?