For the reaction N2+3H2->2NH3, how many mods of N2 are required to produce 18 mol of NH3​

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 !

How many moles are in 123.0 grams of kclo4?

Calculate the number of grams of sodium in 3.00 g of each sodium-containing food additive.