If I use 2.5 gallons of gasoline (1710.0 grams) to drive to my friend’s home, how many grams of CO2 will be exhausted into the atmosphere? (Octane - C8H18) PLEASE HELP

What were the success and failures that came to boyle’s excitements?

Sally is making a model of a magnesium atom with an atomic mass number of 24 for her chemistry class. she has foam balls for the protons, neutrons, and electrons. she has added 6 neutrons to her model so far. how many more neutrons does she need to add to complete her neutral atom of magnesium?

How are the terms group and period used on the periodic table