Biology, 03.10.2019 00:30 bella6786

Asound at 50 db exerts a pressure that is how many times greater than a sound at 30 db
a).10
b).100
c).1000
d).10,000

Answers: 1

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Asound at 50 db exerts a pressure that is how many times greater than a sound at 30 db
a).10