Unlike salat, it is considered by muslim thinkers to be a verbal phenomenon although at times physical postures may be used. As muslims, we believe that dua (supplication) is one of the most powerful tools we have None has the right to be worshiped except you
You created me and i am your servant and i abide.
All deeds are based upon intention in islam, including dua
The intention of the dua can help your dua to be accepted as you are telling allah what you intend to do with the response A person should be concerned with himself first and foremost, as this is how it will be on the day of judgement.