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Chemistry 16 Online
OpenStudy (anonymous):

(a) 1.51 light-years to miles (a light-year is an astronomical measure of the distance traveled by light in a year, or 365 days; the speed of light is 3.00 x 10^8 m/s) (b) 30.5yd to centimeters (c) 2.5 x 10^10 cm/s to ft/s

OpenStudy (anonymous):

I'm lost on the first one.

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