ibnsaleemm658
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

Organisms that share similar patterns of growth while they are in embryonic stage have the type of homology
MesoAmerican groups include the Aztecs, the Maya, and the Anasazi. Please select the best answer from the choices provided T F anyone wanna talk either? hecka b
What are the three type committees
Write a slope intercept equation for a line passing through the point (7,-7) that is parallel to the line x=-1
The electron transport chain is composed of adjacent electron carriers in the inner mitochondrial membrane. It generates energy by passing electrons from protei
How many numbers can be put in a's place ,for the sentece to be true ?502<385+a<761
how is water important for plants? 3 points​
MesoAmerican groups include the Aztecs, the Maya, and the Anasazi. Please select the best answer from the choices provided T F anyone wanna talk either? hecka b
Elena notice that if she takes a number from the tomatoes column and divides it by the corresponding number in the onions column she always gets the same result
please answer the above question​