During the model building activity, you were asked to build a model of the NF3 molecule. When two students came to show Mr. Kim their model, he noticed that
the two partners had different drawings of the model. Which student's model is
correct?

well in order to answer this question you have to provide more information < 3

water and alcohols have similar properties because water molecules contain hydroxyl groups that can form hydrogen bonds with other water molecules and with alcohol molecules, and likewise alcohol molecules can form hydrogen bonds with other alcohol molecules as well as with water.