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29 Nov 2009 19:08:59 IST

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H2S, a toxic gas with rotten egg like smell, is used for the qualitative analysis. If the

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H₂S, a toxic gas with rotten egg like smell, is used for the qualitative analysis. If the solubility of H₂S in water at STP is 0.195 m, calculate Henry’s law constant.

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Suresh Kumar

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Joined: 24 Aug 2009

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29 Nov 2009 19:20:29 IST

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hello dear

It is given that the solubility of H₂S in water at STP is 0.195 m, i.e., 0.195 mol of H₂S is dissolved in 1000 g of water.

Moles of water = 55.56 mol

∴Mole fraction of H₂S, x

= 0.0035

At STP, pressure (p) = 0.987 bar

According to Henry’s law:

p = K_Hx

= 282 bar

piya

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Joined: 8 Feb 2012

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8 Feb 2012 21:46:52 IST

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H2S, a toxic gas with rotten egg like smell, is used for the qualitative analysis. If the

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