Respuesta :

douxflair
use the formula for gravitational potential energy, [tex]e_{p \: = \: }mgh[/tex]

17.1 J = m × 9.8 × 2.3 m
17.1 J = 22.54m

m = 17.1 J ÷ 22.54
m = 0.7586512866 kg
m = 0.759 kg

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