Answer: Xe, Kr, Ar, Ne
Explanation:
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Fault block mountains folded mountains
1 mol of anything has 6.02 * 10^23 items.
4 mol has 4 times as much
C: Answer <<<<< =========
The answer is clearly the option <span>A, because in the Urey/Miller experiment, they simulated Earth's early atmosphere and they simulated the lightning as electrodes, to see if single compounds or amino acids would form. Hope this is useful</span>
