A standard room temperature and pressure, most of the elements on the periodic table are explain answer

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)

What three things determine the shape and size of a puddle when water is poured out onto a surface

All of the following are part of the biosphere except