0.250 mol P4O10= blank molecules P4O10

Calculate the number of molecules present in 0.750 mol of mgo.

The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.

Drug abuse will not lead to physical and psychological dependence. true or false ?