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Manganese in 100 Seconds
2:03
Scandium in 100 Seconds
1:56
Chromium in 100 Seconds
2:08
Titanium in 100 Seconds
2:16
Sulfur in 100 Seconds
2:08
Aluminum in 100 Seconds
7:02
A SOUL AFTER DEATH
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A Nice Math Olympiad Exponential Problem | Find X
2:41
What Are Radio Waves???