Toilet is cloged and I used an acid but I did not measure it and the water is up high should I still flush?

Hi farrell and welcome, you could try a toilet auger
https://www.askmehelpdesk.com/attachment.php?attachmentid=38892&stc=1&d=1327493280

Not a good idea to pour acid in your drainage system. Follow Parttimes advice and Purchase a closet auger. Then you may flush the mess away. Good luck, Tom