Where is more than two thirds of earth's freshwater stored?

If 34.2 grams of lithium react with excess water, how many liters of hydrogen gas can be produced at 299 kelvin and 1.21 atmospheres? 2 li (s) + 2 h2o (l) yields 2 lioh (aq) + h2 (g)

How many moles of air are there in a human lung with a volume of 2.4 l at stp? explain your answer

How does a noncompetitive inhibitor reduce an enzyme’s activity?