When aluminum oxidizes in air, it forms aluminum oxide (ai2o3) : 4ai (s) + o2 (g_ - > 2ai2o3 (s) if a 77 g sheet of aluminum oxide formed completely in excess oxygen, how many grams of aluminum were oxidized?

How many nitrate ions are in 387.4 grams of calcium nitrate?

What is the shape of a water molecule? a. bent b. linear c. pyramidal d. tetrahedral

A 50 kg cart has 324 kg•m/s of momentum. How fast is the cart going?

You have 36.8 g of o2 gas in a container with twice the volume as one with co2 gas. the pressure and temperature of both containers are the same. calculate the mass of carbon dioxide gas you have in the container.

Ta, Os, Th are from metal?

Which best describes the mass of protons, neutrons and electrons

The last column of the periodic table contains the noble gases, elements that do not easily form chemical bonds.

In the laboratory how could you determine if a solid as an ionic or metallic bond

Which object (s) formed last in our solar system? the Sun the solar nebula the inner planets the planetesimals

How many grams of sodium are represented by the symbol Na?