Suppose a chemical reaction generated a 50% nitrogen/50% oxygen (by volume) mixture of gas that had a total volume of 22.4 liters at stp. how many moles of oxygen does this mixture contain?

The concept of empiricism states that all rationally accepted knowledge is determined from experience. francis bacon was one of the first scientists to promote this theory. what was it’s impact on society?

If the atomic mass of an atom is 34 and the atom contains 13 protons, how many neutrons does the atom contain?

What happened to the amount of carbon dioxide in the atmosphere from 2010–2017?