Alocal ophthalmologist is treating one of his patients for a post-lasik eye infection that is not responding to topical ciprofloxacin. these infections, although rare, can occur after laser in situ keratomileusis (lasik) surgery for vision correction. topical amikacin sulfate has been shown to be effective for the treatment of eye infections due to ciprofloxacin-resistant pseudomonas, burkholderia ambifaria, mycobacterium chelonae, and mycobacterium fortuitum. the ophthalmologist prescribes 60 ml of a 2.5 % amikacin sulfate isotonic solution, two drops in the affected eye every 2 hours amikacin sulfate usp (c22h43ns013-2h2s02), m. w, 781.76, e 0.108, is anaminoglycoside-type antibiotic containing three lons. how many milliters of 23.5 % sodium chloride injection should be used to obtain the amount of sodium chloride needed? answer with two decimal places