Joined On : April 27, 2009

Jeff Klotz

Teacher https://www.teachertube.com/user/channel/Jeffreyklotz
5
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14.1K
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Hydrate Lab From: Jeffreyklotz
Added: 9 years ago
Views: 1,558
1,558
Hollow Lens Lab From: Jeffreyklotz
Added: 9 years ago
Views: 4,648
4,648
Solid or Liquid? Lab From: Jeffreyklotz
Added: 9 years ago
Views: 5,561
5,561
Lens Maker Lab From: Jeffreyklotz
Added: 9 years ago
Views: 1,173
1,173
Molecular Formula of a Hydrate From: Jeffreyklotz
Added: 9 years ago
Views: 1,157
1,157

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