Chemistry Tutorial 8.02d: Redox Reactions Demonstrations
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Uploader Comments (MarkRosengarten)
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All Comments (7)
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Love it ! i'm from brazil, appreciate your help teacher !
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U should do more videos to help students like me!! Thanks a lot! : )
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HAHAHAHA "UPS stick fail" xD
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thank you..you've helped greatly..plz continue to make these!!!
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how come the oxygen in the test tube lights the stick on fire but not the oxygen outside?
AsakuraAvan 1 year ago
@AsakuraAvan The environment outside the tube is only about 20% oxygen...but inside the tube, it's 100% oxygen. 20% is enough to sustain burning, but 100% is enough to relight an ember.
MarkRosengarten 1 year ago 2