.25 mg
0.5 mg
1 mg
0.25 mg
.25 mg
6 hours = 2 half lives, thus 25 % would remain. 0.25 x 2 mg = 0.5 mg.Done another way...fraction remaining = 0.5^n where n = number of half lives = 6hr/3hr = 2fraction remaining = 0.5^2 = 0.250.25 x 2 mg = 0.5 mg
1mg
0.25
1 mg
0.5 mg
1 mg
0.25 mg
1 mg
1 mg
2.5
it is your mom
1/8th of a mg. You lose half every three hours.
5g would remain