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1.将3molNO放入密闭容器中,50℃时恒温加热,然后加压,气体总物质的量随压强变化如图所示,下列说法正确的是(  )

A: 在X、Y两点,反应速率υ(X)=υ(Y)
B: 压强小于107Pa,主要发生的反应为:2NO===N2+O2
C: X点→Y点,可能发生的反应为:2NO2(g) 2NO(g)+O2(g)
D: 整个过程中可能发生的反应为:3NO===N2O+NO2,2NO2(g) N2O4(g)
  • 提示1IOacieawlOS9k+WPguWKoOeahOWPjeW6lO+8jOWOi+W8uui2iuWkp++8jOWPjeW6lOmAn+eOh+i2iuWkp++8jOazqOaEj+WMuuWIhuS6juW5s+ihoeenu+WKqO+8mw==
  • 提示2IOWOi+W8uuWwj+S6jjEwPHN1cD43IDwvc3VwPlBh77yM5rCU5L2T55qE5oC754mp6LSo55qE6YeP5Zyo5YeP5bCP77yM5Y+R55Sf55qE5Li76KaB5Y+N5bqU5Li6M05PPT09TjxzdWI+Mjwvc3ViPk8rTk88c3ViPjI8L3N1Yj7vvJs=
  • 提示3IFjngrnihpJZ54K577yM5rCU5L2T55qE54mp6LSo55qE6YeP5LuN5Zyo5YeP5bCP77yM5Y+R55Sf55qE5Y+N5bqU5bqU5Li6Mk5PPHN1Yj4yPC9zdWI+77yIZ++8iTxpbWcgd2lkdGg9NDQgaGVpZ2h0PTI5IHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvOEQvMjUvckJBQ0UxVDVZbHVRbjFCc0FBQUJFMkRXYjBnMTEzLnBuZyI+TjxzdWI+Mjwvc3ViPk88c3ViPjQ8L3N1Yj7vvIhn77yJ77yb
  • 提示45aKe5aSn5Y6L5by677yM5bmz6KGh5ZCR5rCU5L2T5ZCR5rCU5L2T5L2T56ev5YeP5bCP55qE5pa55ZCR56e75Yqo77yM5pW05Liq6L+H56iL5Lit77yM6ZqP5Y+N5bqU55qE5Y+R55Sf5rCU5L2T55qE5oC754mp6LSo55qE6YeP5Zyo5YeP5bCP77yM5pW05Liq6L+H56iL5Lit5Y+v6IO95Y+R55Sf55qE5Y+N5bqU5Li677yaM05PPU48c3ViPjI8L3N1Yj5PK05PPHN1Yj4yPC9zdWI+77yMMk5PPHN1Yj4yPC9zdWI+77yIZ++8iSYjODY1MjtOPHN1Yj4yPC9zdWI+TzxzdWI+NDwvc3ViPu+8iGfvvInjgII=