If mA gram of a metal A displaces mb gram of another metal B from its salt solution and if the equivalent weights are EA and EB respectively then equivalent weight of A can be expressed as:
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a
EA=mAmB×EB
b
EA=mA×mBEB
c
EA=mBmA×EB
d
EA=mAmB×EB
answer is A.
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Detailed Solution
no. of gram equivalents of A = no. of gram equivalents of BmAEA=mBEB