Question

Q 5. Dorji has a few bottles of soft drink in his restaurant. But, unfortunately, these are not
labeled. He has to serve the drinks on the demand of customers. One customer wants acidic
drink, another wants basic and third one wants neutral drink. How will Dorji decide which drink
is to be served to whom?
،एंट्री अटोका अ लिटिल सोडियम हाइड्रोक्साइड इन अभी क एंड रेड लिटमस पेपर * 12 गणित पेपर सलूशन डाइल्यूट हाइड्रोक्लोरिक एसिड इन द स्पीकर एंड द ब्लू लिटमस पेपर इनटू ए नॉटेड बाय ​

Answer 1

Explanation:

Dorji can decide with the help of litmus paper.

(i) The drink which would turn a red litmus to blue would be basic.

(ii) If the drink turns a blue litmus to red would be acidic.

(iii) The drink which would not affect both red and blue litmus would be neutral.

Answer 2

Dorji can decide with the help of litmus paper.

(i) The drink which would turn a red litmus to blue would be basic.

(ii) If the drink turns a blue litmus to red would be acidic.

(iii) The drink which would not affect both red and blue litmus would be neutral.

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