A gaseous reaction X2 (g)→ Yg+12Z(g) There is increase in pressure from 100 mm of Hg to 120 mm of Hg in 5 minutes. The rate of disappearance of X2 in mm of Hg per minutes is _______
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a
8
b
2
c
16
d
4
answer is A.
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Detailed Solution
Let gaseous reaction be,X2 (g)→ Yg+12Z(g)100 0 0(100-x) x x2=60(100-x+x+x2)=120x=40 r=-∆p∆t=-(60-100)5=8 mm of Hg/min
A gaseous reaction X2 (g)→ Yg+12Z(g) There is increase in pressure from 100 mm of Hg to 120 mm of Hg in 5 minutes. The rate of disappearance of X2 in mm of Hg per minutes is _______