A natural decay of nuclides occurs in: A.) random manner.
C cause if u think about it if u go to space and u through something it will keep going in that speed and never stop going in that direction!
The density of a substance tells you the mass of exactly one unit of volume of that substance. This essentially means that density can be used as a conversion factor to go from the mass of a sample to the volume it occupies, or vice versa. This means that every milliliter of the substance has a total mass of 1.50 grams