Enter the chemical formula of a binary molecular compound of hydrogen and a Group 4A element that can reasonably be expected to be more acidic in aqueous solution than , e. g. have a larger .

What do you mean by that? like the contents? the thc level?

What are the choices?

Its the second one nonmetals are moldable and easily shaped 

It is a mixture. simply put, a compound must be pure, that is, of only one chemical structure and composition. a mixture is made of different chemical substances (i.e. elements, molecules, compounds) that are not chemically bonded to each other, but instead physically grouped together, as in the case of gasoline (a homogeneous solution).