A sample of pond water is tested using the most probable number method. There are 3 positive tubes for 10 mL, 1 positive thbe for 1 mL, and 1 positive tube for 0.1 mL. the most probable number per 100 mL is ________ ?  fill in the blank.

You will make 5 dilutions in separate tubes each diluted 1 into 3 in water from the previous tube. Your first tube should be a 1 into 2 dilution from your 100% stock. Each tube should have final volume of 500uL.

A child has been prescribed ranitidine, 3 mg/kg, three times a day for 30 days, mitte 300 mL. The child weighs 6 kg. You have the syrup available (75 mg/5 mL). The brand of solution that you have in stock needs to be discarded 30 days after opening.   How many millilitres of medicine will be discarded after the 30 days if you dispense the whole bottle? unit - ml

Answer the following three questions using the chart referenced on the second image. Please type them out instead of writing them, I’m not good at reading hand writing.

An order was received for 3000 mg of powder medication to be reconstituted with 15 mL for use. The final concentration will be 120 mg/mL. What is the powder volume contained in the vial?Group of answer choices