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00:02:10
Change in enthalpy can be positive or negative | Reactions | meriSTEM
Alagai Augusten
2 意见
·
19 四月 2024
00:01:40
Change in energy stored in bonds: enthalpy | Reaction rates | meriSTEM
Alagai Augusten
4 意见
·
19 四月 2024
00:07:46
Word problem: two triangles involved (1/2) | Applications of Trigonometry | Maths | Khan Academy
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11 四月 2024
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![D4.3 HL Climate Change [IB Biology HL]](https://i.ytimg.com/vi/qFI13v1iJS0/maxresdefault.jpg)
![D4.3 Climate Change [IB Biology SL/HL]](https://i.ytimg.com/vi/EbVA2OfGsro/maxresdefault.jpg)
