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The most abundant hydrogen pollutant is

$\begin{array}{1 1}(a)\;Ethane&(b)\;Methane\\(c)\;Propane&(d)\;Butane\end{array}$

1 Answer

The most abundant hydrogen pollutant is methane
Hence (b) is the correct answer.
answered Jan 20, 2014 by sreemathi.v
 
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