Pharmacy Math
posted by Jean .
320ml of active ingredient is added to 680ml of an alcohol based solution. What is the final strength (v/v)? ___

Pharmacy Math 
DrBob222
Use your other posts as a template.
% v/v is mL solute/total mL and you assume the volumes are additive (which isn't the usual case). 
Pharmacy Math 
Betty
I have posted correctly

Pharmacy Math 
Terri
320ml of active ingredient is added to 680 ml of an alcohol based solution. What is the final strength (v/v)?________
Respond to this Question
Similar Questions

Pharmacy Math
35ml of active ingredient is mixed with distilled water to total 300ml. What is the final concentration (v/v)? 
Pharmacy Math
320ml of active ingredient is added to 680ml of an alcohol based solution. What is the final strength (v/v)? 
Pharmacy Math
35ml of active ingredient is mixed with distilled water to total 300ml. What is the final concentration (v/v)? 
Pharmacy Technician
35ml of active ingredient is mixed with distilled water to total 300ml. What is the final concentration (v/v)? 
math
320ml of active ingredient is added to 680ml of an alcohol base solution. what is the final strength (v/v)? 
pharmacy compding
how much active ingredient is needed to compound 18 lollipops if the formula is 5% active ingredient, 168g sugar,60ml Karo syrup (weighs 84g),60ml water. each lollipop should have 5% active ingredient 
chemistry
275 ml of active ingredient is added to 725 ml of an alcohol based solution. What is the final strength (v/v) 
pharmacy tech
2. How do you determine the number of grams of an active ingredient in a solution based on the percent strength? 
Math
Pharmacy has 325mL of a 40% solution. 120mL of sterile water is added to this solution to decrease the concentration. How many grams of active ingredient would be in the diluted solution? 
Math
I keep getting 130gm for the answer!! Supposed to be 129.9 (I know it will round up, but rounded up is not the answer) I just need to know A pharmacy has 325 mL of a 40% solution in stock. 120mL of sterile water is added to the solution …