How many moles of Oxygen atoms can be obtained from a sample of 7.55 moles of CuSO4

You are performing an experiment in a lab to attempt a new method of producing pure elements from compounds. the only problem is that you do not know what element will form. by your previous calculations you know that you will have 6.3 moles of product. when it is complete, you weigh it and determine you have 604.4 grams. what element have you produced?

This classification of drug typically changes the brain's chemistry and reduces its ability to create its own endorphins.

What is the percentage of hydrogen in nitrogen trihydride