Which statement best explains water’s ability to dissolve covalent compounds?
a. water can dissolve polar covalent compounds through dipole-dipole interactions.
b. water can dissolve nonpolar covalent compounds through hydrogen-bonding interactions.
c. water can dissolve polar covalent compounds through ion-dipole interactions.
d. water can dissolve nonpolar covalent compounds through dipole-dipole interactions.

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

How does kepler second law of planetary motion overthrow one of the basic beliefs of classical astronomy

A2.5% (by mass) solution concentration signifies that there is a 2.5 % (by mass) solution concentration signifies that there is blank of solute in every 100 g of solution. of solute in every 100 g of solution