2) Joan is heating with some soup. Explain why the smell of soup gets stronger as the liquid warms up .
更新1:
QUestion 1 --- need 3 points to ans the question Question 2 --- need 4 points to answer the question Use English Please!!!
Chemistry Question!FAST!!!!!!!
2013-10-01 10:05 pm
1) How does the volume of a solid change when it is heated ? Explain your answers.
2) Joan is heating with some soup. Explain why the smell of soup gets stronger as the liquid warms up .
2) Joan is heating with some soup. Explain why the smell of soup gets stronger as the liquid warms up .
回答 (1)
2013-10-01 10:51 pm
✔ 最佳答案
1. 當受熱時，固體中的粒子會增強了震動情度，粒子間的距離變遠，物體便膨脹了。2. 溶質的氣化是需要吸收能量的，加熱可使更多的溶質粒子氣化，氣味便強烈了。
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