Question

(1) concentration of acids.(2)wind velocity. (3)alkalimeter.(4)acuity of hearing. which one is incorrect here?​

Answer 1

Answer:

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$2 { + . {132 - {2 {215 = \frac{3x0 < 3 + 3 | | | > = 5y |. { < 5 < 4.43}^{?} | | | | }{?} }^{?} }^{?} }^{?} }^{?}$

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