ICSE Class 10 Chemistry 2022 Solved Paper
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Question : 22
Total: 55
A substance added to water, to manufacture sulphuric acid in Contact process.
Solution:
Substance added to water, to manufacture sulphuric in contact process is Oleum ( H 2 S 2 O 7 )
Explanation :
Oleum is diluted by adding calculated amount of water to obtain sulphuric acid of the desired strength.
H 2 S 2 O 7 + H 2 O → 2 H 2 SO 4
Explanation :
Oleum is diluted by adding calculated amount of water to obtain sulphuric acid of the desired strength.
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