Wednesday
April 1, 2015

Homework Help: Science

Posted by christina on Monday, May 5, 2008 at 3:09am.

I need help with a a school science test held tommorrow. Its about chemical equations and I was wondering if someone can explain to me how to add ions and valencies when adding chemical equations?

Any help would be greatly appreciated

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Chemistry - Describe what hard water is and how a water softening unit works. ...
chemistry - A technician needs to determine the concentration of lead ions in a ...
OChem - Calculate the amount (volume) of 5.25% (wt./vol.) NaOCl solution (...
Chemistry - I'm really not getting how to solve these chemical equations. If ...
Science - I have to research about Francisco Redi's Spontaneous Generation. I am...
chemistry - Please I need help...I have been trying so hard to finad this answer...
chemisry - A technician needs to determine the concentration of lead ions in a ...
year 7 science - Chemical and physical changes. please could someone help me i ...
Physical science - Is a chemical reaction the same as a chemical change i need ...
chemistry - Suggest a test chemical that can be added to a water sample to ...

Members