AnimethighsLover AnimethighsLover 08-12-2021 Biology contestada What is the age of a meteorite if potassium-40 decayed from 80 g to 10 g? The half-life of potassium-40 is 1.3 billion years. 1.3 billion years 2.6 billion years 3.9 billion years 5.2 billion years