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Grade 12th passInorganic Chemistry

blue litmus paper is brought near the mouth of the delivery tube to check the presence of HCL acid but no change is observed in the color of litmus paper because:​

Profile image of Harshit Singh
5 Years agoGrade 12th pass
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1 Answer

Profile image of Pawan Prajapati
5 Years ago
Answer:

there is no hcl present if acid or hcl was present the blue litmus have changed into red

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