The chemical formula of rust is __________.

Fe2O3. xH2O.
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The units of molar conductivity are __________.


ohm cm2 mol–1
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In dry cell, zinc container acts as __________ and is ________charged.

anode, negatively
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The units of cell constants are  _______.

cm-1
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The relationship between equivalent conductance and specific conductance is ___________.

ΛE1000×kC
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