Write a balanced chemical equation for the standard formation reaction of solid sodium hydrogen carbonate nahco 3 .

Does anyone know a lot about how to: - calculate mass of magnesium metal - calculate the actual yield of magnesium oxide - calculate the theoretical yield of mgo - calculate the percent yield of mgo - determine the percent yield of mgo - determine the average percent yield of mgo i had to do an online lab and its asking these questions but i have no idea where to start or how to be able to find these things. i can post the chart of the data from the lab or if you can tell me exactly how i can find each.

Compare and contrast the bohr model and the electron cloud models of the atom.

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