You can use M x V = M' x V'
3 x V = 250 x 1.2
V = 100 ml
54.868% because well la la la (sorry had to be 20 characters)
Answer:Ithink erosion cuz if we can tell how long ago it eroded we can see how old it is
Explanation:
Answer:... I'm sorry.. I think you're missing something
Explanation:
The number of atoms present, on average, will be the natural abundance of the isotope times the number of atoms in the sample => number of C-13 atoms = C-13 abundance * number of atoms in the sample = 1.07% * 30,000 = 1.07 * 30,000 / 100 = 321 atoms.<span> Answer: 321 atoms.</span>
