Answer:
<em>It is impossible to predict when an individual radioactive atom will decay. ... Rather, the half-life describes the average amount of time it takes for a large group of amounts to reach the point where half of the atoms have decayed.</em>
Explanation:
Answer:
q1 = 9.42
q2= 226
q3= 31.4
qtot = 267
Explanation:
just did on the e of the dge
An extremely luminous active galactic nucleus
The density is calculated by mass and volume. The equation is density = mass/volume. So the answer is 52.457/13.5=3.886 g/cm3.