What are the five uses of washing soda? [5 MARKS]

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Solution

Each point: 1 Mark

Uses:-

(a) Washing soda (or sodium carbonate) is used for washing clothes (laundry purposes).
(b) Washing soda is used for softening hard water.
(c) Sodium carbonate (soda ash) is used for the manufacture of detergents.
(d) Sodium carbonate is used for the manufacture of many important compounds, such as borax.
(e) Sodium carbonate is also used in paper and paint industries.

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