Q.
How many millilitres of 0.1 N H2SO4 solution will be required for complete reaction with a solution containing 0.125 g of pure Na2CO3 ?
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a
23.6 mL
b
25.6 mL
c
26.3 mL
d
32.6 mL
answer is A.
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Detailed Solution
Meq of H2SO4 = Meq of Na2CO3NV(ml)1000H2SO4=WENa2CO30.1 × V1000 = 0.125106 × 2V=23.6 mLNote: Meq=no.of milli equivalents Meq=WE=NV(ml)1000
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