Which of the following is the best Lewis diagram for NO2–?

Write the chemical name for K2O.

What is termed the mass of 1 particle of MgCl2

For the Lewis Dot Structure of an Ionic Compound like CaCl2, which of the following represents the Ca ion in the ionic bond with Cl (after they have bonded)?

Before You Complete The Next Question: You Will Perform the following tasks: Show the camera the tables you printed. Show the camera your calculator. If you used the “Desmos Test Mode” calculator on your mobile (phone), hit “Done” and show the minutes displayed to the camera. Show the camera your clean whiteboard. Also, rescan your work area. If you fail to do the above, you will receive a zero grade for this test. How many moles are in 32.0 grams of CH4?  (molar mass = 16.0 g/mol)

The formula mass of Ca3(PO4)2 is _____.

Which atom contains 4 valence electrons (before bonding)?

Which of the following is the best Lewis diagram for PCl3?

Which of the following is a molecular nonacid compound?

If You Did Not Do The Following Yet, Do This Before You Continue: Show the camera the front and the back of the allowed printed tables. Show the camera the clean whiteboard & dry erase marker. Show the camera your calculator. If you’re using the calculator on your mobile (phone), it must be the “Desmos Test Mode” App. Select “Scientific Calculator” and Hit “Start Test” Show the calculator screen to the camera. Which of the following is a prefix for 7 in a molecular nonacid compound?