Question

17.
When kept open in air, the crystals of washing soda lose 9 molecules of water to form a
monohydrate.
Na C0.10H20 exposed , Na.co.H,0 9H,0. This process is called
(1) Eflorescence
deliquescence (3) Dehydration (4) hydration​

Answer 1

Answer:

Na2CO3.10H2O(s) → Na2CO3.H2O(s) + 9H2O(g)  

visible effect... clear glassy crystals fall apart to white powder.

Explanation:

visible effect... clear glassy crystals fall apart to white powder.