Question

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Answer 1

Answer:

Acids: the substances which are sour in taste are called acids

Bases : the substance which is bitter In taste and soapy to touch is called bases

To find acids and bases there are indicators

Explanation:

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Answer 2

Explanation:

Science, any system of knowledge that is concerned with the physical world and its phenomena and that entails unbiased observations and systematic experimentation. In general, a science involves a pursuit of knowledge covering general truths or the operations of fundamental laws.