4.0 g of caustic soda (mol. mass 40) contains same number of sodium io – InterviewSolution

1.	4.0 g of caustic soda (mol. mass 40) contains same number of sodium ions as per present in :(a) 10.6 g of Na2 CO3 (mol. mass 106) (b) 58.5 g of NaCI (formula mass 58.5)(c) 100 mL of 0.5 M Na2 SO4 (formula mass 14) (d) 1 g equivalent of NaNO3 (mol. mass 85)
Answer» Correct option is (c) 100 mL of 0.5 M Na₂SO₄ (formula mass 14)

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