China rose and turmeric powder are examples of natural indicators. Petals of china rose turn dark pink when added to an acid. They turn green when added to a base. Yellow turmeric powder turns red when added to a base. Leena's teacher gave her two unknown substances X and Y. Leena was asked to identify their nature as acidic or basic. Leena made the following observations: 1. Turmeric powder turned red when added to substance X. 2. Petals of china rose turned dark pink when added to substance Y. Identify X and Y.
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x is a base and y is an acid.
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Answer:
X was base because in turmeric powder base turns red
Y was acid because it turns dark pink in china rose petals
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