How many moles of oxygen gas would be needed to react completely with 8 moles of lithium metal in the following reaction?

4li + o2 = 2li2o

What is the number of neutrons in an atom with atomic mass of 35

How much carbon is stored in the atmosphere as co2

Animals that reproduce sexually either do it through external or internal fertilization. read the following statement and decide if it is true or false. birds reproduce through external reproduction which is because the female will then be able to protect the egg.