1.

_83Bi^(2H)(t = 130 sec) decays to _81Tl^(207) by alpha-emission. In an experiment starting with 5 moles of _83Bi^(211). how much pressure would be developed in a 350 L closed vessel at 25 C after 760 sec? [Antilog (1.759) = 57 41]

Answer»

0.68 atm
0.22 atm
0.34 atm
0.54 atm

Answer :C


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