A 5 lb cat needs 12mg/kg thiopental. How much 2.5% thiopental will you need to draw up? A. 10.8 mL B. 1.08 mL C. 108 mL D. 18 mL

B. 1.08mL

1 lb = 2.2 kg

5 lb = 2.27 kg

2.27kg   ×  12mg   = 27.24 mg

Divide 27.42 mg by 2.5    = 10.896mg

Now change the mg to mL

10.896   ÷ 10  = 1.0896