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Subjects
Science State Board
Class 10
Solutions
Textbook questions

3. Choose the correct answer III

Exercise condition:

3 m.

1. A 25% alcohol solution means

25 ml alcohol in 25 ml of water
25 ml alcohol in 75 ml of water
25 ml alcohol in 100 ml of water
75 ml alcohol in 25 ml of water

2. Deliquescence is due to

Strong hatred to water
Inertness to water
Less affinity to water
Strong affinity to water

3. Which of the following is hygroscopic in nature?

Ferric chloride
Silica gel
None of the above
Copper sulphate penta hydrate

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