Students General Students
Published Sep 21, 2001
I am now in the third week in chemistry and it is just not sinking in. We are changing formulas to words and words to formula's. Thought I understood it until we took a quiz. Does anyone know of any sites that will show me how to do this. Maybe a site that says "chemistry for dummys!". I have to pass this course in order to progress in my program.
HELP!!!!
Thunderkat
34 Posts
Oh gosh, you took me back to the days of chemistry that made me cringe and crazy. I do not know if it is available to you, but when I was in college, I could not grasp the concepts of chemistry and I got help with the student union in finding a tutor, and it was well worth it. They also had study aids to help with remembering those pesky elements and formulas.... That is how I survived and actually pulled my Flunking grade to a "B" Good Luck to you I would rather take a beating then deal with Chemistry again......
peaceful2100, BSN, RN
914 Posts
Try chemistry.about.com I don't know if you will find exactly what you are looking for but they do have a lot on chemistry.
chemistry
BrandyBSN
820 Posts
I LOVE CHEMISTRY!!!! If you need help, ask :) But i need specifics to be much help
essarge
1,250 Posts
Brandy,
Right now there are two things that I don't understand. How you take a number formula and turn it into words. Example: Write the correct formula for Fe3+, HPO2-/4.
The other is how to take the word formula and change it into a number formula. Example: Write the correct formula for selenium trioxide.
This is so aggrevating!!!!! I feel like telling my professor, just give me a C and send me on my way!!!
I dont know why that link wouldnt work... I will keep looking.
pixxel
36 Posts
I'm so bad in chem, it's not even funny, but I do know the answer to these!
Fe3+ is Iron III
HPO2-/4 is hydrogen phosphate
Selenium trioxide is SeO3 - I think cause the d-electrons take part in the bonding...
To be honest, I don't remember the rules to nomanclature - I think it just takes a lot of practice. I can go through my old book and see if I can sum up whatever is says if you'd like, so just let me know.
Pixxel, that would be great!! I feel like I'm looking for a needle in a haystack right now!!
Brandy, tried to open that site and it won't let me...any ideas?
Thanks
Essarge,
I'm sorry I haven't had a chance to get everything down for you, but I promise I will post a summary sometime tomorrow - hope you don't mind the wait...
No problem pix, I've been studying for an assessment exam tomorrow. I really appreciate it. Thanks. If you would rather e-mail it to me send it to [email protected]
Thanks again!!
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