Math Central - mathcentral.uregina.ca
Quandaries & Queries
Q & Q
. .
topic card  



list of
. .
start over

4 items are filed under this topic.
Solution Concentration 2008-12-06
From Manjola:
I mixed 100 ml of 28% Ammonium nitrate, with 100 mL of 68% nitric acid. What is the concentration of the resulting solution? Thank you
Answered by Janice Cotcher.
2500mL of Phosphoric acid 2008-04-09
From Trina:
If I have 2500mL of Phosphoric acid that has a fluoride concentration of 0.91% and need to increase it to 1.40% how much 49% HF do I need to add?
Answered by Harley Weston.
How do I convert mcg to ml? 2008-01-27
From David:
How do I convert mcg to ml?
Answered by Stephen La Rocque.
13.78g /11.3mL 2007-01-05
From Judd:
13.78g /11.3mL
Answered by Penny Nom.



Math Central is supported by the University of Regina and The Pacific Institute for the Mathematical Sciences.



Home Resource Room Home Resource Room Quandaries and Queries Mathematics with a Human Face About Math Central Problem of the Month Math Beyond School Outreach Activities Teacher's Bulletin Board Canadian Mathematical Society University of Regina PIMS