Compare bottles 1 and 2. How do the amounts of the reactants compare? How do the amounts of the

products compare? For these two bottles, does the amount of product appear to be proportional to the

amount of Epsom salt used?

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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   

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