Answer:
base, sugar and three phosphates
The nurse should suspect of a fractured jaw.
The crepitus is a common sign of bone fracture and it's heard when the fractured surfaces of two broken bones rub together.
Also If there is a severe jaw fracture, the patient might experience limited ability to move the jaw or be unable to move it at all.
Answer:
a- black powder
Explanation:
it is powder and has no pigment