What is the mole fraction of lif in an aqueous solution that contains 39.4% lif (weight/weight %)?

Which of the following mining methods disrupts the sea floor?

In an energy pyramid, which level has the most available energy?

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.