NDA 2026 Chemistry question
Consider the following statements : I. A 30% solution of hydrogen peroxide is marketed as '10 volume' . II. In the compound copper sulphate pentahydrate, all the five water molecules are hydrogen bonded. Which of the statements given above is/are correct ?
Answer: (D)
Solution
A 30% solution of is marketed as "100 volume" hydrogen peroxide; "10 volume" corresponds to about 3%. In $ ยท
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