If a chemist wants to do a presumptive test on an unknown substance for the presence of cocaine, which test reagent should they use?

Opium, methamphetamine, and cocaine are in the united states.

The nurse working at the senior center notices mrs jones, a 78-year old crying. the nurse approach mrs jones and asks if she needs . mrs jones stars “ i am so embarrassed. i had another accident and my pants are all wet. it’s like i’m a baby. i never should have come to the senior center." whar factors may be contributing to urinary incontinence? how should the nurse respond to mrs jones?

Aclient’s transdermal fentanyl was discontinued 2hr ago due to adverse effects. which of the following findings is the priority for the nurse to document? a. heart rate b. respiratory rate c. bowel sounds d. activity level