Thursday, March 21, 2013

The Chemistry Of Water

1. Describe how water molecules are bonded.
- Water molecules are bonded by a covalent chemical bond

2. Describe how the positive and negative charges of water are distributed.
- Water is considered electrically neutral. the charges positive and negative are not distributed.

3. Describe the chemistry of water that allows an insect to walk on water.
- The surface of the water acts like a layer of elasticity when a small weight is placed upon it. This is called the surface tension of water.

4. What is unique about water and its density?
- When most liquids are formed into a solid the mass increase but when water is formed into ice the mass decreases which it allow it to float.


No comments:

Post a Comment