A 5 g vial requires adding 8.6 ml diluent to get a concentration of 250 mg/ml the powder volume is ---- ml?

4 ⤊

A 5 g vial requires adding 8.6 ml diluent to get a concentration of 250 mg/ml the powder volume is ---- ml?

9.3 10.6 11.4 12.8

2007-03-09 07:36:35 · 3 answers · asked by Anonymous in Science & Mathematics ➔ Medicine

3 answers

11.4ml

You have a 5 gram vial. You want the final concentration to be 250mg/ml. 5 grams = 5000mg. 5000mg /250mg = 20ml. Subtract 20ml by 8.6ml of diluent = 11.4ml of powder volume.

2007-03-09 07:50:37 · answer #1 · answered by Rickydotcom 6 · 4⤊ 0⤋

250 mg/1 mL= 5000 mg/x mL
x=20mL

20 mL-8.6 mL (diluent)= 11.4

2007-03-09 08:35:19 · answer #2 · answered by CYP450 5 · 0⤊ 0⤋

11.4
i think i've answered this exact question from you before.

2007-03-11 06:51:12 · answer #3 · answered by belfus 6 · 0⤊ 1⤋