Question

5) a) Acids are sour in taste. Is it a way to find whether a substance is an acid or a base?
b) What is other physical test?
c) Any test with solid acid?
d) Can you check the evolution of CO2 chemically?​

Answer 1

Answer:

1.Yes

2.Hydrogen liberation, an acid liberates H+ ions whereas a base liberates OH- ions.

3.No it has to be moist, but it can still be tested by the universal indicator solution for pH

4.Yes using lime water.

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Explanation: