# How do you calculate e.m.f.?

How do you calculate e.m.f.?
How do you calculate e.m.f. of a cell?
what are the formulas for it?
thank you!
Additional Details
p.s.: How do you find internal resistance?? is that like simple resistance or is there some "special" formula for finding it??
i tried google... but it's hard...
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How do you calculate e.m.f.?

How do you calculate e.m.f. of a cell?

what are the formulas for it?

thank you!

Additional Details

p.s.: How do you find internal resistance?? is that like simple resistance or is there some "special" formula for finding it??

i tried google... but it's hard when you don't know what you are searching for.

Nernst equation does not apply because i do not have all of that info...

How do you calculate e.m.f. of a cell?

what are the formulas for it?

thank you!

Additional Details

p.s.: How do you find internal resistance?? is that like simple resistance or is there some "special" formula for finding it??

i tried google... but it's hard when you don't know what you are searching for.

Nernst equation does not apply because i do not have all of that info...

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