Q90
Consider the following statements. The purpose of adding sodium sulphate and sodium silicate to the detergent in a washing powder is 1. to keep to washing power dry. 2. tomaintain the alkalinity of the powder. Which of these statements is/are correct?
A.
Only 1
AnswerB.
Only 2
C.
Both 1 and 2
D.
Neither 1 nor 2
Answer: Option A
Solution
Answer: Option A
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