Answer: -16
Step-by-step explanation: not really sure if it's correct though
Answer:
However, at the moment of death, the amount of carbon-14 begins to decrease because it is unstable, while the amount of carbon-12 remains constant in the sample. Half of the carbon-14 degrades every 5,730 years as indicated by its half-life.
Step-by-step explanation:
<span>(13 + 5) + 5 = 23
</span>
associative property of addition
<span>13 + (5 + 5) = 23</span>
That’s a good deal if i do say so myself.
Answer:113
Step-by-step explanation:
67-180=113