Determine the mass of lilthium hydroxide produced when 0.38 grams of lithium nitride reacts with water according to the following chemical equation: Li3N (s) + 3H2o (l) > NH3 (g) + 3LiOH (aq) Please tell me how you got it!! ;-;

If 22.5 liters of oxygen reacted with excess of hydrogen, how many liters of water vapor could be produced?

Which statement best describes the function of enzymes?

For the reaction shown, calculate how many moles of no2 form when each of the following completely reacts. 2n2o5(g)→4no2(g)+o2(g) part a 1.0 mol n2o5 express your answer using two significant figures. nothing mol m o l request answer part b 5.4 mol n2o5 express your answer using two significant figures.