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An object with a mass m = 45.6 g is attached to a spring with a...

An object with a mass

m = 45.6 g

is attached to a spring with a force constant

k = 12.3 N/m

and released from rest when the spring is stretched 36.2 cm. If it is oscillating on a horizontal frictionless surface, determine the velocity of the mass when it is halfway to the equilibrium position.

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