LEDE Why are ionic compounds usually between metals and nonmetals?
Positive ions need to be balanced out by negative ions
O Their nuclei are different
O They "like" each other
O Electrons repel each other
HERE

Compounds a and b react to form compounds c and d according to the equation: aa + bb → cc + dd. under which conditions will the rate law be given by the equation: rate = k[a]a[b]b? a. the reaction takes place in one step. b. the reaction is endothermic. c. the reaction is exothermic. d. the reaction involves more than one step.