The valence electrons of carbon are important because the valence give an element their bonding properties. If Carbon did not have as many, it would not be able to bond four times. or have many of the properties it possess.
The disorder is Emphysema.
It is a type of chronic obstructive pulmonary disease that presents as an abnormal and permanent enlargement of air spaces distal to the terminal bronchioles. It frequently occurs in association with obstructive problems and chronic bronchitis.
Explanation:
NUTRITION AND AGE FACTOR!
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Answer:
Surface tension depends mainly upon the forces of attraction between the particles within the given liquid and also upon the gas, solid, or liquid in contact with it. The molecules in a drop of water, for example, attract each other weakly.
Example:
a glass of water is sitting on a table put a paper clip in it. it stays floating on the top.
Water striders can walk on water because of the surface tension of water.