A nurse practitioner orders the antibiotic Rocephin used to treat skin infections to be given at a maximum of  5.0 mg/kg of body weight. If a child weighs 75.9 lb and the available stock of Rocephin is 61 mg/ml, how many milliliters does the nurse administer to the child? Round your answer to the tenths place

A liquid solvent is added to a flask containing an insoluble solid. the total volume of the solid and liquid together is 75.0 ml. the liquid solvent has a mass of 42.3 g and a density of 0.865 g/ml. determine the mass of the solid given its density is 3.50 g/ml.

1. What is the length of the rod shown below? 3 4 7 10 2. If Student A measures the volume of a liquid and reports its volume as 23.50 mL and Student B measures a different amount of the same liquid and reports its volume as 15.0 mL, is it likely that the students used the same measuring device? Yes or no? Explain your answer. 3. If you were asked to measure 25.0 mL of a liquid and to transfer it to another container, which of the following glassware could you use? Choose all that apply. Give reason(s). a) A 50-mL buret with smallest divisions of 0.1 mL b) A 50 mL beaker with smallest divisions of 10 mL c) A 50-mL volumetric flask d) A 50-mL graduated cylinder with smallest divisions of 1 mL e) A 25-mL pipet 4. A group of five students attempted to estimate 100 g of a substance by balancing the amount of the substance with a 100-g standard mass and obtained the following masses after each estimated amount was weighed: 95.8634 g, 80.8125 g, 106.5078 98.2865 and 86.4453 Create a data…

For each kilogram of a​ person's weight, 2.5 milligrams of a drug is to be given. What dosage should be given to a child who weighs 98 ​pounds? Use the fact that 1 lb=0.45 kg.