8. Thermochemistry
Kinetic & Potential Energy
Multiple Choice
Multiple ChoiceA radioactive particle weighing 7.20 x 103 ng is found 110 m above the earth's surface. What is its potential energy?
A
7.8 x 10-6 J
B
7.2 x 10-9 J
C
7.9 x 10-9 J
D
7.2 x 10-6 J
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