Properties of Water

The Properties of____________________    The chemical formula for this compound is:____________________       

• Water, HO2
• Ammonia, NH3
• Water, H2O
• Methane, CH4

A.      Water is the only substance on earth that can be found as a__________,   __________, &__________      

• Solid
• Liquid
• Gas
• Not matter

B. As a solid water__________, which is why it has a lower density and ice can__________

• expands, float

• expands, sink

• condenses, float

• condenses, sink

C.      It can dissolve many substances and has been nicknamed the____________________    ____________________

• surface tension
• capillary action
• terrible solute
• universal solvent

D.      Water has high specific heat which means it absorbs a lot of heat before it changes____________________ 

• temperature
• volume
• mass
• adhesion

E.       Water molecules are “____________________ “ they attract to each other so water flows together →  cohesion

• slimy
• gooy
• sticky
• boring

F. If we recreate a molecule with 2 H atoms and 1 O atom, electronegativity makes the molecule__________. The oxygen atom has a NEGATIVE charge while the hydrogen atoms are POSITIVE.

G.      We all know that opposites____________________, the oxygen will stick to a nearby hydrogen atom

• repel
• attract

H.      The result is a strong bond which results in____________________         ____________________   from cohesion

• surface tension
• capillary action
• flimsy film
• universal solvent

I. ______________________________  Is similar to cohesion but it involves two____________________   surfaces.

• specific heat, polarity
• adhesion, same
• ahesion, different
• cohesion, different