We see that in 1 rock, there are 31 atoms of Argon and 1
atom of Potassium so the relative concentration of Potassium is:
1 / 32
or can be written as:
1 / 2^5
So this means that 5 half-lives have passed.
So the years are:
<span>years passed = 5 * 1.25 billion years = 6.25 billion years</span>
Answer:
Sure!
Explanation:
I could use someone to talk to so I don't see why not.
Q = mcΔt
Q = 50 g x 4.184 J/g°c (100 - 20)°C
Q = 16736 J
Metallic bonds result when electrons are shared equally.
Answer:
I think that A or C is the correct answer
