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An excess of water is reacted with 2.5g of cesium metal. Calculate the volume of dry hydrogen that is collected over water at 25 degrees C and a barometric pressure of 708 Torr. The vapor pressure of h2o at 25 degrees C is 23.8 Torr. 

2Cs(s)+2H2O(l)---> 2CsOH(aq) + H2(g)

a) 0.28L

b) 0.49L

c) 0.26L

d) 0.98L

e) 1.6L

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  • Category:- Chemistry
  • Reference No.:- M91528650

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