Worksheet 20: Multiple Choice; Short Answer. (80 pts.) We learned a ...

4. After graduation, you sell your services to the highest bidder and you end up working ona uranium enrichment project. To test your new gas centrifuge, you decide to start with82 84 86Krypton gas. After enrichment, you obtain 75% Kr, 20% Kr, and 5% Kr . Whatis ΔenrichmentS and ΔenrichmentG . Assume your gas centrifuges work at 500 K and have avolume of 1 Liter; assume that you start with 1 mole of Krypton gas in the natural82 84 86isotopic abundances, 10% Kr, 70% Kr, and 20% Kr .