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20 mL of 0.1 M solution of compound NaCO...

20 mL of 0.1 M solution of compound `NaCO_(3).NaHCO_(3).2H_(2)O` is titrated against 0.05 M HCL. X mL of HCL is used when phenolphthalein is used as an indicator and y mL of HCL is used when methly orange is the indicator in two separate titrations. Hence (y-x) is:

A

40 mL

B

80 mL

C

120 mL

D

None of these

Text Solution

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The correct Answer is:
B
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