How do properties of waves affect light and sound

In this chemical reaction, 325 grams of barium (ba) react completely. how many moles of lithium (li) are produced?

If a solution had a ph of 7 what is the solution

According to the valence shell electron pair repulsion (vsepr) theory, a molecule that has four electron groups around the central atom will exhibit what electron geometry? view available hint(s) according to the valence shell electron pair repulsion (vsepr) theory, a molecule that has four electron groups around the central atom will exhibit what electron geometry? trigonal bipyramidal tetrahedral square planar determination of electron geometry requires information on whether the electron groups are lone pairs or bonding groups.