Friday
August 22, 2014

Homework Help: chemistry

Posted by alex on Wednesday, May 12, 2010 at 12:38pm.

if the ration of water drops to EDTA is 6.7 for the known sample and 10 for the unknown sample what is the concentration of the unknown sample? (The concentration of the known sample is 315 ppm)

a. 150mg/L
b. 210mg/L
c. 280mg?L
d. 320mg/L

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Chemistry - A student is given a sample in lab which contains one of the ions ...
Chemistry - A student is given a sample in lab which contains one of the ions ...
Chemistry. please help - A 0.12 g sample of unknown was placed in a flask and ...
chemistry - what is the ratio of water drops to EDTA if 2 drops of EDTA was ...
Analytical chemistry - A 25.0-mL solution of 0.0660 M EDTA was added to a 33.0-...
chemistry - what is the ratio of water drops to EDTA if 2 drops of EDTA was ...
Chemistry - Sally is goint to determine the quantity of MgSO4 by titrating the ...
Chemistry - A 25.00 ml sample of a standard solution containing 1 g of CaCO3/L ...
chemistry - if your lab partner determined that there were 4.030 x 1020 atoms ...
chemistry - if your lab partner determined that there were 4.030 x 1020 atoms ...

Search
Members