给下列的问句选择合适的答语。 ( ) 1. How are you? ( ) 2. What's your name? ( ) 3. What's her name? ( ) 4. Hello! ( ) 5. What's this? A. My name's Li Ming. B. I'm fine, thanks. C. It's a chair. D. Her name is Jenny. E. Hello!
【简答题】两个容积相同的玻璃球内充满氮气,两球中间用一根玻管相通,管中间有一汞滴将两边的气体分开。当左边球的温度为 273 K ,右边球的温度为 293 K 时,汞滴处在中间达成平衡。试问: (1) 若将左边球的温度升高 10 K ,中间汞滴向哪边移动? (2) 若将两个球的温度同时都升高 10 K ,中间汞滴向哪边移动?