Table $15\mathrm{.}3$ in the textbook gives an estimate for the sound intensity of a whisper at $1\mathrm{.}0$ m $.$ What is the sound intensity of a whisper at a distance of $1\mathrm{.}5$ m $,$ in $\frac{W}{m^2}?$

Express your answer in watts per meter squared.

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Here we learn how to calculate the sound intensity at a known distance.

Part B

What is the corresponding sound intensity level in dB $?$

Express your answer in decibels.

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