Em (em_2013)

Race #17

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Official speed 22.59 wpm (71.71 seconds elapsed during race)
Race Start March 3, 2013 10:36:37pm UTC
Race Finish March 3, 2013 10:37:49pm UTC
Outcome Win (1 of 3)
Accuracy 94.0%
Points 0.00
Text #1060104 (Length: 135 characters)

元素的化学取决于在它的电子是在原子的排列方式。这种安排是现代元素周期分类的基础上:周期表。