The s subshell can hold up to two electrons in an atom. true or false

Write the complete balanced equation for the reaction between lead (iv) oxide (pbo2) and water (h2o).

What shape would a molecule with two bound groups and two lone pairs have?

Suppose that some of the compound spilled out of the crucible after it was heated. would that cause the percent by mass of water in the compound determined by the experiment to be too low, too high, or unchanged? briefly explain your answer.