What number of moles of O2 is needed to produce 142 grams of P 010 according to the balanced equation below?? 10 P + 5 02-> P4O10

Look at the bean data from days 4–6. use these data to explain how natural selection changed the number of dark red walking beans over time. writing part

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?

Find the number of grams of hcl needed to react completely with .50 moles of magnesium.