Determine if the following integrals can be nonzero if the molecular or atomic system has the given local symmetry. use the great orthogonality theorem if necessary (a) j ψμ.ψα, dr in d2h symmetry (b) j ψίο,,y, dr in c3v symmetry (c) f ψ 0-4,-dr in drh symmetry (d) r ψίο,v,, dr in t, symmetry

1)each group 16 element has how many valence electrons? ( )4 ( )6 ( )8 ( )16 2)how many dots appear in the dot structure for calcium ion, ca2+? ( )zero ( )one ( )two ( )eight 3) which of the following atoms forms a cation to obtain an octet of outer shell electrons? ( )magnesium ( )oxygen ( )fluorine ( )helium 4) an al3+ ion contains 13 protons and 10 electrons. ( )true ( )false 5) valence and non-valence electrons are represented in lewis dot structures. ( )true ( )false

Suppose you mix one mole of sulfuric acid (h2so4) with 1 mole of sodium hydroxide(naoh). why does the ph of the solution remain below 7? ( explain so i can get better understanding! )

Volume is a measurement of how fast particles of a substance are moving