1. Germanium (Ge) has a diamond lattice with an atomic density of 4.42x1022 atoms/cm3, while aluminum (Al) is a face-centered cubic with atomic density of 6.02x1022atoms/cm3. a) Calculate the lattice parameter a for Ge and Al. b) Determine the number of atoms/cm2 on the (100), (110), and (111) surfaces for Ge and Al

What is the number of moles in 15.0 g ash3?

The covalent compound acetylene, which is the fuel of the oxyacetylene torch used by welders, has the molecular formula c2h2. the covalent compound benzene, a commercial solvent, has the molecular formula c6h6 each of these covalent compounds contains carbon and hydrogen atoms in a one-to-one ratio. would it be correct to write the chemical formulas of each as ch? explain.

Apush or pull that moves or changes and object when to objects touch