# physics

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A hair dryer draws a current of 9.7 A.
(a) How much charge passes through the hair dryer in 3.5 min?
1 C
(b) How many electrons does this represent?
2 electrons

• physics -

q = I•t = 9.7•3.5•60 = 2037 C.
N = q/e =2037/1.6•10^-19 = 1.27•10^22.

• physics -

Thank you so much for helping me!!!!

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