Chapter 2, Problem 2.4P

1 1/2 oz = ? mL

8.5gm/250ml = (x)gm/630ml

What volume of 2mg/mL BSA stock is needed to make 40uL of 100ug/mL BSA? Group of answer choices A) 2000uL b) 38uL c) 2uL D) 5uL E) 0.8uL

25 ml of 0.5 µM ATP (FW = 502) if the minimum amount you can weigh with accuracy is 3 mg.  (Hint:  You do not have to weigh out just 3 mg.  Just tell how you could get it to 0.5 micromolar.)

A prescription came in for 34% salicylic acid. The pharmacy has 95% salicylic and 10%salicylic acid available. Write a recipe for 500mg of 34% salicylic acid.

I. Give concentration in units of mg/ml for the following solutions. 50 g/liter 0.5 g/ml 5mg/ml 500 mg/liter Show your work

The principal component of many kidney stones is calcium oxalate, CaC2O4 . A kidney stone recovered from a typical patient contains 8.5 * 1020 formula units of calcium oxalate. How many moles of CaC2O4 are present in this kidney stone? What is the mass of the kidney stone in grams?

Convert the following to mL or μl: 700 μl 50 μl (approximately 1 drop of water) 2000 μl 5 ml 3x 106 μl

For the TylenolTM dose, calculate how much (in mg) did Erthy consume for all six doses. To do that, you will need the following information: Mrs. AB used a 100 mL bottle of TyelnolTM (concentration is 160 mg per 5 mL) and followed the package instructions (1.5 tsp per dose for a child weighing 16 – 21.9 kg).