Why do compounds with covalent bonds have lower melting and boiling points than compounds with ionic bonds?
a) due to the lattice structure.
b) the intermolecular forces are weak.
c) the intermolecular forces are strong.
d) there is a complete transfer of valence electrons in the bonding process.

Achemistry student weighs out of phosphoric acid , a triprotic acid, into a volumetric flask and dilutes to the mark with distilled water. he plans to titrate the acid with solution. calculate the volume of solution the student will need to add to reach the final equivalence point. round your answer to significant digits.

How much energy is made when a pice of wood burns. how do you know

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation: