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Consider the following statements : The purpose of adding sodium sulphate and sodium silicate to washing powder is – 1. To keep washing powder dry 2. To maintain the alkalinity of the powder which of these statements is/are correct? |
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(a) |
Only 1 |
(b) |
Only 2 |
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(c) |
Both 1 and 2 |
(d) |
Neither 1 nor 2 |
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Consider the following statements : The purpose of adding sodium sulphate and sodium silicate to washing powder is – 1. To keep washing powder dry 2. To maintain the alkalinity of the powder which of these statements is/are correct? |
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(a) |
Only 1 |
(b) |
Only 2 |
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(c) |
Both 1 and 2 |
(d) |
Neither 1 nor 2 |
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