Step 3 - You tripped a silent alarm! Turn it off before DPS security shows up!
Oh no! When you opened the door, you tripped a silent alarm! If DPS security shows up, we'll lose all of our chemicals and will never get to do a lab again...AHHHH! You are so close to being able to have a successful year in AP Chemistry. Now you just need to figure out one final code to turn off the alarm system. You notice a concert ticket is taped next to the key pad, and you know the ticket contains all the information you need to shut off the last alarm system.
How many moles of lithum ions are in Li2SO4?
1 mol = 6.022 x 1023 atoms, molecules, or ions