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HELLO FRNDS ☺Plz Solve the 14 Question ✌Thnks ^_^

Answer»

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⇒2NaHCO3 = Na2CO3 + CO2 +H2O

168g 22400ml

⇒22400 ml CO2 obtained by = 168 g of NaHCO3

300 ml CO2 obtained by = 168 x 300 /22400

=2.25 g

⇒Percentage purity = 2.25 x 100 /2.5

⇒ 90%



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