Answer:
The wavelength is about 733 meters.
Explanation:
Use the wavelength-frequency relationship:

The wavelength is about 733 meters.
Answer:
lambda = 343 m/s divided by 340 Hz = 1.009 seconds
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Answer:
Spherical mirror is a mirror with a curved reflecting surface.
Answer:
no of atoms
Explanation:
for each amonia molecule one nitrogen atom bind with 3 hydrogen atoms