Which of the following pairs of substances cannot exist together in so – InterviewSolution

1.	Which of the following pairs of substances cannot exist together in solution
Answer» `Na_2CO_3+NAOH` `NaHCO_3+Na_2CO_3` `NaHCO_3+NaOH` `NaOH+NaCl` SOLUTION :`NaHCO_3` is a sodium SALT of weak acid, while NaOH is a strong base so, they REACT and cannot exist together in solution: `NaHCO_3 + NaOHtoNa_2CO_3 + H_2O`

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