1.

Consider the following statements :
The purpose of adding sodium sulphate and sodium silicate to the detergent in a washing powder is
1. to keep the washing powder dry
2. to maintain the alkalinity of the powder
Which of these statements is/are correct ?

A. Only 1
B. Only 2
C. Both 1 and 2
D. Neither 1 nor 2
Answer» D. Neither 1 nor 2


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