It's hypertonic in the bag. Hypotonic in the bloodstream, since RBC's metabolize the 5% dextrose quickly, leaving behind the 0.45% saline which has an osmolality of about 155 mOsm/L
Your comments: "I am a current nursing student interested in ER nursing." Then, "I actually posted this question as part of a project for informatics, kind of like an experiment." (followed by an emoticon). That was a bit more than merely asking a question. Where are you going to school, by the way?