An aq solutoin of 6.3g of oxalic acid to be made upto250ml the volume of 0.1n naoh
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Chemical equation when zinc granules react with sulphuric acidThe cell constant, K, is equal to the distance in cm between the probe'selectrodes divided by the surface area of the electrodes in cm2. For solutions with low conductivities the electrodes can be placed closer together or madelarger so that the cell constant is less than one.
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