Question

How can washing soda be obtained from baking soda? Name an industrial use of washing soda other than washing clothes. 

Answer 1

Answer:

when baking soda is burnt at 100℃ than washing soda is formed.

Explanation:

it is used to soften the hard water.and it is also used in glass industry.

Answer 2

Baking soda (NaHCO3) is strongly heated to form soda ash

2NaHCO3(s) ----> Na2CO3 + H2O(l) + CO2(g)

The soda ash is dissolved in boiling hot water so as to obtain its saturated solution. The saturated solution so obtained is allowed to cool, when washing soda crystals separate out.

Na2CO3 + 10H2O ----> Na2CO3 . 10H2O

Washing soda is used in the manufacture of glass.