Can I connect I pad with printer Offocejet 6500 wireless ?
If you're talking about using the AirPrint feature, then no. Here is a list of the HP printers that work with AirPrint HP Envy eAll-in-One series (D410a)
HP Photosmart Plus e-AiO (B210a)
HP Photosmart Premium e-AiO (C310a)
HP Photosmart Premium Fax e-AiO (C410a)
HP Photosmart e-AiO (D110)
HP Photosmart Wireless e-AiO (B110)—Europe and Asia-Pacific
HP Photosmart eStation (C510)