Schkillme

This page lists questions and answers that were posted by visitors named Schkillme.

Questions

The following questions were asked by visitors named Schkillme.

Answers

The following answers were posted by visitors named Schkillme.

An atomic model shows 19 protons, 20 neutrons, and 19 electrons. What is the mass number of the atom?(1 point) 39 58 19 20 To create a molecular model, a student will use blue spheres to represent nitrogen (N) and white spheres to represent hydrogen (H)....