The answer is A I took the k12 test
Speed of sound in water = 1500 m/s
frequency = 20Hz
wavelength = s/f = 1500/20 = 75m
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A molecule is the smallest part of a compound that still retains the properties of said compound.
Answer:
A major change to the Linnaean system was the addition of a new taxon called the domain.
Explanation:
