Wednesday
July 23, 2014

Homework Help: CHEM, please help!

Posted by Kate on Thursday, February 16, 2012 at 11:07pm.

A 11 mL sample of a solution of AlBr3 was diluted with water to 23 mL. A 15 mL sample of the dilute solution was found to contain 0.045 moles of Br-. What was the concentration of AlBr3 in the original undiluted solution?

answer is 2.09 but i cant get it.

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

chemistry - Hey, I am having a real hard time getting the answers to the ...
chemistry - . A 13 mL sample of a solution of AlBr3 was diluted with water to 56...
chem - The pH of saturated Sr(OH)2 is found to be 13.12. A 15.0ml sample of ...
chemistry - The pH of saturated Sr(OH)2 (aq) is found to be 13.12. A 10.0 mL ...
chem - Calculate the final concentration of a. 4.0 L of a 4.0 M HNO3 solution is...
chemistry - The pH of saturated is found to be 13.12. A 15.0mL sample of ...
Chemistry-please help - Hi, I have a queestion on Gas Chromatography(GC). The ...
Chemistry-help - Hi, I have a question on Gas Chromatography(GC). The following ...
chemistry - calculate final volume required to reach 1% solution when 0.2g of ...
chem - A student based the analysis of Cu(II) in a sample on the formation of ...

Search
Members