I don't know if it will work or not, but why not have the correct one? Take it back and get a rimfire scope.
The salescritter should have read the package. Next time, you read the package too. Live & learn, we all make mistakes.
Head over to the New Member Introductions section and introduce yourself to the gang when you get a chance.
If ye love wealth better than liberty, the tranquility of servitude better than the animating contest of freedom, go home from us in peace. We ask not your counsels or arms. Crouch down and lick the hands which feed you. May your chains set lightly upon you, and may posterity forget that ye were our countrymen. ― Samuel Adams