How is half-life most likely used with respect to this fossil? to find the mass of the fossil
to find the age of the fossil
to determine the species shown by the fossil
to determine if radiation is being emitted from the fossil

What elements have 2 electrons inthe 4s sublevel

Scientists often have to deal with numbers that are either very large or very small. for example, the radius of the sun is approximately 696,000 kilometers, while bacterial cells are as small as 1.9 × 10-4 millimeters. express each number in an alternate form.

Which diagram represents the phase tha occurs after a solid melts?