A medication order calls for tobramycin sulfate, 1 mg/kg of body weight, to be administered by IM injection to a patient weighing 220 lb. Tobramycin sulfate is available in a vial containing 80 mg per 2 mL. How many milliliters of the injection should the patient receive? Answer: 2.5 mL tobramycin injection

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Matter and Measurement

In the universe, there is matter, energy, and void space. The universe contains energy and void space. The definition of matter can be considered as something which possesses mass and consumes space. Chemistry is that branch of science which deals with the study of matter. Under chemistry, nature, composition, and the changes occurring to matter are discussed.