A pharmacist working in pediatrics received several orders for a 5% sodium chloride inhalation from a physician who is new to the hospital. The pharmacy does not stock this strength. The pharmacist has to 250 ml bags of 1/2 normal saline and 20 ml vials of 14.6% sodium chloride. How many milliliters of the 14.6% sodium chloride must be mixed with the contents of 1 bag of 1/2 normal saline to prepare the 5% sodium chloride that was ordered?

In the 1800s, one of the statements in john dalton's atomic theory was that atoms are indivisible. later experimental evidence led to the discovery of subatomic particles such as neutrons, electrons, and protons. what happened to the indivisible atom part of dalton's atomic theory, and why?

Scientists have developed an explanation of a phenomenon from several verified hypotheses. the explanation has been confirmed through numerous experimental tests.which option best describes this explanation? a. scientific lawb. research questionc. hypothesisd. scientific theory

The picture represents the process that produces most of the energy used by living organisms on earth. which process is represented in the picture? a) the magnetic attraction between two hydrogen nuclei. b) the fusion of hydrogen nuclei to produce a helium nucleus in the core of the sun. c) the fission of hydrogen nuclei to produce a helium nucleus in the core of the sun. d) the chemical reaction between hydrogen nuclei to produce a helium nucleus in earth's atmosphere.