Thursday
April 17, 2014

Homework Help: Chemistry

Posted by Paul on Wednesday, February 9, 2011 at 9:26am.

A student dissolves 18.9 grams of Zn(NO3)2 [molar mass = 189] in enough water to make 500.0 of solution. A 100.0 ml portion of this solution is diluted to 1000.0 ml.What is the [NO3 ] in the second solution?
A) 0.0100M B) 0.0200M C) 0.0300M
D) 0.0400M E) 0.0500M

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Chemistry - A student dissolves 18.9 grams of Zn(NO3)2 [molar mass = 189] in ...
General Chemistry - A student dissolved 4.00 g of Co(NO3)2 in enough water to ...
chemistry - 6.67 mL of 18.0 molar sulfuric acid solution was dissolved in enough...
Chemistry - A student makes a solution by dissolving 55.8 grams of potassium ...
Chemistry - A student makes a solution by dissolving 55.8 grams of potassium ...
Chemistry - A student makes a solution by dissolving 55.8 grams of potassium ...
Chemistry - A student makes a solution by dissolving 55.8 grams of potassium ...
AP Chem - A student placed 17.5 g of glucose in a volumetric flask, added enough...
chemistry - (3 pts) The stockroom prepared a solution by dissolving 0.2300 g of ...
Chemistry - Given Zn(NO3)2 + (NH4)2S = ZnS + 2NH4NO3 (molar mass of Zn(NO3)2 189...

Search
Members