if two events A&B are such that pr(A) is not zero and pr(B) is not zero, what combinations of independent (I),not independent (NI), mutually exclusive (M),and not mutually exclusive (NM)are permissible?in other words, which of thebfour combinations (I, M),(NI, M),(I, NM),and (NI, NM) are permissible? construct an example for the those combinations that are permissible.

100 points answer quick 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.

An alloy contains 66 g of pure zinc. what is the percentage of zinc in the alloy? express your answer to two significant figures and include the appropriate units.

Which formula equation represents the burning of sulfur to produce sulfur dioxide? s(s) + o2(g) 4502(9) 2h2s(s) + 302(g) —> 2h20(0) + 2502(9) 4fes2+1102 —> 2fe2o3 + 8502 2802(g) + o2(9) v205 , 2503(9)