Question

15. Find the area of the given figure.
16.5 cm
4.5 cm
13.5 cm
#
2.5 cm
Fig. 29.29​

Answer 1

Answer:

What are olfactory indicators How are the test of acid base done using them explain?

An olfactory indicator is a substance whose smell varies depending on whether it is mixed with an acidic or basic solution. These type of indicators are used in laboratories to check whether a given solution is a basic or an acidic solution by a process known as olfacto

Answer 2

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