Use the chart to determine which pair of atoms has the greatest difference in electronegativity. A. Ca – Cl B. H – Cl C. Fe – Cl D. P – Cl

"hydrogen bonding is the attraction of h atoms in the water molecule (slight + charge) to o atoms in a neighboring water molecule (slight - charge); it is a weak interatomic force. but it is still strong enough to the water molecules "stick" together."

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