7/18/23, 10:17 AM Week 7 Lab: Build an Atom, Isotopes and Atomic Mass (Due 7/23/2023 @ 11:55pm) (page 1 of 5) Question 3 Not yet answered Marked out of 1.00 Open the Build an Atom simulation by clicking on https://phet.colorado.edu/sims/html/build-an-atom/latest/build-an-atom_en.html Click on the Symbol simulation. Drag protons, neutrons and electrons so that you get the symbol below: Symbol 6 0 -1. Li 3 How many protons, neutrons and electrons did you need to drag? A . B I U S E E X2 x2 I - SS C >