Question

74. if 4.24 g of a mixture of NaCl and Na2CO3 is
reacted completely with 25 ml of 0.4 M H2SO4
solution then the percentage of NaCl in the
mixture is (Atomic mass of Na = 23 u and Cl =
35.5 u)
(1) 55%
(2) 62%
(3) 45%
(4) 75%​

Answer 1

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