Can a mac mouse and keyboard work on a PC with Windows?

Yes. Apple USB keyboards and mice work normally with Windows PC.

Bluetooth keyboards and Mice will require pairing. https://www.techrepublic.com/article/how-to-connect-an-apple-wireless-keyboard-to-windows-10/

PMo932 wrote:

Can a mac mouse and keyboard work on a PC?

If you are working in a language other than English, there are differences between Mac and Windows keyboard layouts for many of them, which can be fixed by adding software to Windows.