[postlink]http://learn-pre-en.blogspot.com/2009/12/2.html[/postlink]http://www.youtube.com/watch?v=cK5eNLuSf5Eendofvid
[starttext]

[endtext]

พันธะเคมี2

[postlink]http://learn-pre-en.blogspot.com/2009/12/1.html[/postlink]http://www.youtube.com/watch?v=zeqbHwaCot8endofvid
[starttext]

[endtext]

พันธะเคมี1

[postlink]http://learn-pre-en.blogspot.com/2009/12/blog-post_6345.html[/postlink]http://www.youtube.com/watch?v=b-GjVgP6XnUendofvid
[starttext]

[endtext]

กัมมันตภาพรังสี

[postlink]http://learn-pre-en.blogspot.com/2009/12/blog-post_9065.html[/postlink]http://www.youtube.com/watch?v=X7K9OfBUThsendofvid
[starttext]

[endtext]

สารประกอบ

[postlink]http://learn-pre-en.blogspot.com/2009/12/blog-post_2069.html[/postlink]http://www.youtube.com/watch?v=P_BHP4So21sendofvid
[starttext]

[endtext]

ปิโตรเลียม

[postlink]http://learn-pre-en.blogspot.com/2009/12/blog-post_167.html[/postlink]http://www.youtube.com/watch?v=wc0jbXPkcrQendofvid
[starttext]

[endtext]

ปฏิกิริยาเคมี

[postlink]http://learn-pre-en.blogspot.com/2009/12/blog-post_9232.html[/postlink]http://www.youtube.com/watch?v=8mOF94yOB6Iendofvid
[starttext]

[endtext]

โพลิเมอร์

[postlink]http://learn-pre-en.blogspot.com/2009/12/blog-post_9386.html[/postlink]http://www.youtube.com/watch?v=6mJkKm6jVYYendofvid
[starttext]

[endtext]

ชีวโมเลกุล

[postlink]http://learn-pre-en.blogspot.com/2009/12/blog-post_4123.html[/postlink]http://www.youtube.com/watch?v=qYhp7CBXw0Yendofvid
[starttext]

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อะตอม:พี่เค

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