A reaction is said to be spontaneous if it occurs without being driven by some outside force. There are two driving forces for all chemical reactions. The first is enthalpy, and the second is entropy. Entropy (DS) is a measure of the disorder of a system, and systems tend to favor a more disordered system: nature tends toward chaos. Spontaneous reactions occur without outside intervention.
Banana â sources of vitamin A and carotene, vitamin C and B6. A high source in potassium, maintain blood pressure level. Variety of bananas are grown in the Philippines, these varieties differ in sizes, shapes and colors. Ideal for snack are the cooking banana (saba and gardaba) for banana cue and boiled banana. Daily consumption are known to protect against cardiovascular disease and chronic disease, also preventive measures against diabetes.
In the 18th century, pineapples began to be cultivated in Hawaii, the only state in the U.S. in which they are still grown. In addition to Hawaii, other countries that commercially grow pineapples include Thailand, the Philippines, China, Brazil and Mexico.ineapples have exceptional juiciness and a vibrant tropical flavor that balances the tastes of sweet and tart. They are second only to bananas as America's favorite tropical fruit. Although the season for pineapple runs from March through June, they are available year-round in local markets.