A mass is oscillating on a spring with a period of $4\mathrm{.}60$s$.$ At t $=0$s the mass has zero speed and at x $=8\mathrm{.}30$ cm$.$ What is acceleration at t$=2\mathrm{.}50$sA mass is oscillating on a spring with a period of $4\mathrm{.}60$s$.$ At t $=0$s the mass has zero speed and at x $=8\mathrm{.}30$ cm$.$ What is acceleration at t$=2\mathrm{.}50$s