The decay of the neutron is associated with a quark transformation in which a down quark is converted to an up by the weak interaction . The average lifetime of 10.3 min/0.693 = 14.9 minutes is surprisingly long for a particle decay that yields 1.29 MeV of energy.
The Stella Cherry Tree is a small self pollinating tree which produces an abundance of heart shaped, shiny, black red fruit with red flesh. It can live up to 35 years on a compact 15 foot tree.
Quick Answer. Mahogany trees generally take about 25 years to grow to full maturity. They can live for over 100 years and grow up to 75 feet tall, though most trees only reach a height of 30 to 40 feet. The mahogany is considered a relatively fast-growing hardwood tree. Continue Reading.