Posts by estelle
Total # Posts: 5

Math 8
b.11 
math
is 1 divided with every number 
chem
it's just a solution. I'm not sure how to find the volume dilution... this is a dilution problem. 
chem
What is the volume of 0.25M PMSF & volume of 14.3M 2mercaptoethanol needed in 25 mL of 20 mM sodium phosphate? MW of sodium sulfate = 137.99 
geomery
find the surface area of a triangular pyramid with the base 12in the height 12in and the perimeter 12in