When a 1:1 mixture of ethyl propanoate and ethyl acetate is treated with sodium ethoxide, four Claisen condensation products are possible. Draw the structure(s) of the product(s) that do not have a chiral center.

Idon't see the pic?

Deposition is the transition of matter going from gas to solid without passing through the liquid phase.a.) gas—-> solid

Ch4 and ph3 are both covalent since they are composed both of non-metals.    ch4 is non- polar because of  london forces and has a geometry of tetrahedral  ph3 , on the other hand, is umbrella shaped polar and has dipole-dipole intermolecular force (imf) . since ph3 is polar, it has a stronger imf