在带有活塞的密闭容器中压入5molH2和5molN2,在某温度下经反应生成2molNH3,若此时容器的压强不变,则容器体积是反应前的多少倍?
0.8
—The paint on the door has to dry for another two days.
—Yes. I doubt if the painters have read the directions .
A.also; still
B.yet ; already
C.still ;yet
D.even ;yet
在“居肓之上,膏之下,若我何”中,“若我何”可译为()
A.叫我如何
B.又能如何
C.我又如何
D.把我怎样