Chemistry, 12.10.2021 08:00 brookeguilford

I am a chemical element. I have 3 isotopes. I have the following proportion: 5 poir 56% for X(35); 14% for X-37; 10% for X-32 and 20% for X-38. My atomic
mass is
O 15.98
198
32.38
O 35.58

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I am a chemical element. I have 3 isotopes. I have the following proportion: 5 poir 56% for X(35);...