Question

how is washing soda prepared froms baking soda

Answer 1

Answer:

When the reaction of baking soda NaHCO₃ takes place in the presence of heat baking soda NaHCO₃ is heated, sodium carbonate, water and CO₂ are produced.

Sodium carbonate obtained is dissolved in water and recrystallization of sodium carbonate gives washing soda which is a basic salt.

Here is the complete reaction.

       2NaHCO₃ -----------> Na₂CO₃ + H₂O + CO₂

Answer 2

Answer:

2Nahco3 =Na2co3 +H20+co2