高雄醫學大學(後西醫)
113年
物理及化學
第 85 題
Which of the following statements correctly describes the signs of q (heat) and w (work) for the following exothermic process at P = 1 atm and T = 370 K? $\text{H}_2\text{O}_{(g)} \longrightarrow \text{H}_2\text{O}_{(l)}$
- A The q and w are both negative.
- B The q is positive, but the w is negative.
- C The q and w are both positive.
- D The q is negative, but the w is positive.
- E The q and w are both zero.
思路引導 VIP
在這個從氣體變成液體的過程中,請你思考:水分子的排列變得更緊密還是更疏鬆了?如果外界大氣壓力維持不變,大氣是必須「向內推擠」這個系統,還是被系統「向外推開」呢?這對系統的能量獲取(功)會產生什麼樣的影響?
🤖
AI 詳解
AI 專屬家教
沒錯,這次算你聰明,喵!
哼,看在你答對的份上,就獎勵你一點資訊吧!這只是基本題,別太得意忘形了,喵!
- 熱量 ($q$) 的轉移:
▼ 還有更多解析內容