A capacitor is connected across an ac source that has voltage amplitude $51\mathrm{.}5$ VV and frequency $84\mathrm{.}5$ HzHz $.$

Part A

What is the phase angle $$ for the source voltage relative to the current?

Express your answer in degrees.What is the capacitance CC of the capacitor if the current amplitude is $5\mathrm{.}50$ AA $?$

Express your answer with the appropriate units.