Asked by Shane
0.2 Faradays of electricity were passed through solutions of sulphuric acid. Calculate the volume of hydrogen evolved at s.t.p in sulphuric acid.
Answers
Answered by
bob pursley
1 Faraday is = 96485.3365 coulombs
number molecules H2= 1/2 moles electrons
= 1/2 * .2* 96485/1.6E-19
make sense?
Two electrons per molecule H2 evolved.
Now number of moles= molecules/avagnumber
volume= nRT/P
number molecules H2= 1/2 moles electrons
= 1/2 * .2* 96485/1.6E-19
make sense?
Two electrons per molecule H2 evolved.
Now number of moles= molecules/avagnumber
volume= nRT/P
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