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olganol [36]
3 years ago
9

I really need help with this, please make sure the answer is correct.

Physics
1 answer:
Lapatulllka [165]3 years ago
8 0

Answer:

The answer is D.

Explanation:

When bases react with water, it will form OH- ions in the solution.

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An open organ pipe is 2.46 m long, and the speed of the air in the pipe is 345 m/s.
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Answer:

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Explanation:

For an open organ pipe, the fundamental frequency is given by :

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f=\dfrac{1\times 345}{2\times 2.46}\\\\f=70.12\ Hz

So, the fundamental frequency of this pipe is 70.12 m.

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