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A litmus paper was dropped 2ml dilute HCL. then 2ml concentrated NaOH was added to it and stirred |
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Answer» Answer: The CHANGES observed when a litmus paper was dropped into 2ml dilute HCL. Then 2ml concentrated NAOH was added to it and stirred are: i. With HCl, the litmus paper turns red. ii. With NaOH, the litmus paper turns blue. Explanation: HCl is an acid and has pH lesser than 7, thus its COLOUR changes to red. NaOH is a BASE and has pH greater than 7, thus its colour changes to blue. Explanation: hope it helps plz mark as brainlist |
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