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

an item has a price tag of $35 and another tag that says 20% off what is the sale price?

About how many individuals were members of scouting organizations in 2011 worldwide?

The cotton gin and the sewing machine both contributed to the growth of which industry?

Simplify 12(6b+2). 96b 72b+24 18b+14 2b+6

After 30 baseball games, A Rod had 25 hits . If after 100 games he had 80 hits, what is the average hits per baseball game.

What methods did colonists use to protest actions by parliament between 1765 and 1775?

which do you think would be warmer on a winter day when there is no wind a thick forest or a grassy field? explain your answer

The only haploid cells in an organism are _____. parent cells gametes homologous

On her way to visit her parents,jennifer drives 265 miles in 5 hours. What is her average rate of speed in miles per hour?

One example of a very complex land ecosystem full of thousands of kinds of living things