Chemical Bonds | L4 | U1 | Science | Prep. 1 | 1st Term

Chemical Bonds | L4 | U1 | Science | Prep. 1 | 1st Term
Unit 1: Matter
Lesson 4: Chemical Bonds
00:00:00 | Introduction
00:28:16 | The First Break
00:55:12 | The Second Break
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