calcs Flashcards
1
Q
Only use c1m1=c2m2 for ? (alligation)
A
Dilution questions only
2
Q
What are the usual units for displacement ?
A
ml/g
3
Q
main formula to use for thee exercise 1 displacement questions in work book :
A
Final vol x dose / vial
4
Q
Suppository formulas for displacement questions ?
A
p = (n x s) - d/f
P= Amount of suppository
n= number of them
s= size
d= total amount of drug from number required
f = Displacement value (DV)
5
Q
What are the units for density ?
A
g/ml
6
Q
In a displacement question, what happens if the API of a suppository is expressed as w/w%
?
A
This means we dont need DV
- Just do
Total weight of API - total weight of base.
7
Q
A
