HELP ASAP In chemistry class, Bob recorded the volume of a liquid as 12.7 ml. The actual volume was 12.3 mL. Use
the formula to find percent error of Bob's measurement to the nearest tenth of a percent.
Experimental Value - Actual Valuel
Percent Error =
Actual Value
x 100
The percent error of Bob's measurement is
%.

Evaluate cos2θ for cosθ = square root of 3/2

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