Show all of your work on a piece of paper – label it with th…

Show all of your work on a piece of paper – label it with the question number.  This will be uploaded as a pdf before you submit the quiz. Complete and balance the following  reactions. Write the product formula , physical states of product(s) and balance the equation.  a. BaCl2 (aq) + CuSO4 (aq) 

Write out all your work on your own piece of paper which you…

Write out all your work on your own piece of paper which you will scan/photo and upload as a single PDF file into a separate assignment after completing this quiz. A 6.25 g sample of magnetite (Fe3O4) contains 4.52 g of Fe. What are the percentages of iron and oxygen in magnetite?