What is the oxidation number of each nitrogen atom (N) in calcium nitrate (Ca(NO3)2)? (3 points)
+2
+3
+5
+6

"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."

the answer is d.) potassium

answer; the numbers of valence electrons in the acetic acid molecule (ch3co2h) is 24;