A sample of aluminum metal has a mass of 8.4 g. The volume of the sample is 3.1 cm3. Calculate
the density of aluminum.

Agas has a volume of 0.7 l at 300 mmhg. what would be the new volume at 900 mmhg

Nan element’s square on the periodic table, the number with the greatest numerical value represents the

Which statement justifies that hydrogen peroxide (h2o2) is a polar molecule? the o – h bond is nonpolar and the molecule is asymmetric. the o – h bond is nonpolar and the molecule is symmetric. the o – h bond is polar and the molecule is asymmetric. the o – h bond is polar and the molecule is symmetric.