Question

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Answer 1

Answer:

reversible change

Explanation:

A reversible change is a change that can be undone or reversed. If you can get back the substances you started the reaction with, that's a reversible reaction. ... Examples of reversible reactions include dissolving, evaporation, melting and freezing.

Answer 2

Answer:

• The Indian Administrative Service (IAS) is the administrative arm of the All India Services of Government of India. Considered the premier central civil service of India, the IAS is one of the three arms of the All India Services along with the Indian Police Service and the Indian Forest Service.