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Question

Question: When washing soda is heated....

When washing soda is heated.

A

CO is releases

B

CO + CO2CO_{2} is released

C

CO2CO_{2} is released

D

Water vapour is relased.

Answer

Water vapour is relased.

Explanation

Solution

:Na2CO3.10H2OΔ9H2ONa2CO3.H2OΔH2ONa_{2}CO_{3}.10H_{2}O\underset{- 9H_{2}O}{\overset{\quad\Delta\quad}{\rightarrow}}Na_{2}CO_{3}.H_{2}O\underset{- H_{2}O}{\overset{\quad\Delta\quad}{\rightarrow}} Na2CO3Na_{2}CO_{3}