27. i. Write the chemical name of the washing soda. Write the names of the three components for the
manufacture of washing soda.
il. Sodium hydrocarbonate is used as an important ingredient of acid?
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The chemical name of washing soda is Na2CO3.
Sodium carbonate is prepared by solvay process. In this process, CO2 is bubbled through the solution of brine saturated with ammonia when hydrogen carbonate precipitates due to common ion effect.
Sodium bicarbonate is an antacid used to relieve heartburn and acid indigestion.
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