When 192g of magnetite reacts with 81.7g of carbon monoxide, what is the maximum mass of iron metal that can be produced

How many moles are in 250 grams of tungsten (w)? * 4.4x10^23 moles 4.2x10^23 moles 0.7 moles 1.4 moles

How do scientists think that gravity affected the formation of our solar system?

How does the atmosphere to make earth livable? check all that apply. causes the seasons contains oxygen provides warmth creates important nutrients blocks harmful energy from the sun plz like !