How many electrons are shared in the lewis structure

Calcium chloride +gold(1) oxide—>

Select all that apply. using a value of ksp = 1.8 x 10-2 for the reaction pbcl2 (s) pb+2(aq) + 2cl -(aq). the concentration of the products yield a ksp of 2.1 x 10-2:

If two identical atoms are bonded,what kind of molecule is formed