某反应在标准态和等温等压条件下,在任何温度都能自发进行的条件是( )。
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举一反三
- 某反应在标准态和等温等压条件下,在任何温度都能自发进行的条件是( ) A: ΔrHmө> 0,ΔrSmө> 0 B: ΔrHmө< 0,ΔrSmө< 0 C: ΔrHmө> 0,ΔrSmө< 0 D: ΔrHmө< 0,ΔrSmө> 0
- 假设 x = 1, y = -1, and z = 1. 下面哪项是对的? if (x > 0) if (y > 0) System.out.println("x > 0 and y > 0");else if (z > 0) System.out.println("x < 0 and z > 0"); A: x < 0 and z > 0; B: 没有输出. C: x < 0 and z < 0; D: x > 0 and y > 0;
- 某反应在标准态和等温等压条件下,在任何温度都能自发进行的条件是() A: ΔrHm>0<br/>Δ rSm>0 B: ΔrHm<0<br/>Δ rSm C: ΔrHm>0<br/>Δ rSm D: ΔrHm<0<br/> Δ rSm>0
- 判断ch是数字字符的C语言表达式是( ) 。 A: '0' <= ch <= '9' B: ch >= '0' && ch <= '9' C: ch >= '1' && ch <= '10' D: ! (ch < '0' || ch > '9') E: ch >= '0' || ch <= '9'
- 某反应在标准态和等温等压条件下,在任何温度都能自发进行的条件是( )。 A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/63c6a7b5b3114c1095cb68d96ebd27ec.png" />< 0,<img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/d11dd437fcbe440d886e25a9a04f2c0e.png" />> 0 B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/63c6a7b5b3114c1095cb68d96ebd27ec.png" />> 0,<img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/d11dd437fcbe440d886e25a9a04f2c0e.png" />> 0 C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/63c6a7b5b3114c1095cb68d96ebd27ec.png" />> 0,<img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/d11dd437fcbe440d886e25a9a04f2c0e.png" />< 0 D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/63c6a7b5b3114c1095cb68d96ebd27ec.png" />< 0,<img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/d11dd437fcbe440d886e25a9a04f2c0e.png" />< 0