Anonymous asked 9/12/2007

How Many Moles Of CO2 Will Be Produced When 8.34 Grams Of Heptane Are Burned?

Anonymous asked 9/9/2007

Why Does Crude Oil Need To Be Seperated?

Anonymous asked 9/9/2007

What Is Ethane? What Is Ethane Made Up Of?

Anonymous asked 9/6/2007

Why Is Water A Polar Molecule? Does It Have Something To Do With The Dipoles Not Cancelling Each Other Out?

Anonymous asked 9/6/2007

Is Mass A Physical Property Or A Chemical Property?

Anonymous asked 9/6/2007

What Substance Can Be Either An Element Or Compound?

Anonymous asked 9/5/2007

Is Helium A Form Of Matter?

Anonymous asked 9/5/2007

How Is The Path Of An Electron Different In Bohr's Model Than In The Modern Model Of An Atom?

Anonymous asked 9/5/2007

How Many Valence Electrons Does A Nitrogen Atom Have?

Anonymous asked 8/28/2007

When Silver Nitrate Reacts With Hydrochloric Acid, What Type Of Reaction Takes Place?

Joyce Allen asked 8/15/2007

The Main Difference Between Isotopes Of The Same Element Has To Do With The Number Of (A).Neutrons,(B) Electrons,(C) Protons, (D) Any Of The Above?

Joyce Allen asked 8/11/2007

Which Of The Following Elements Belongs In The Halogen Family?

Barbara Tschudy asked 8/5/2007

What Are The 3 Main Ingredients In Making "True" Soap?

jay es asked 8/4/2007

What Is The Chemical And Structural Formula Of Tollen's Reagent?

Anonymous asked 7/25/2007

What Is The Product Of HCOOH + NaCOOH?

Raquel Ball asked 7/23/2007

How Many Shells Are Occupied By Electron In The Gold Atom (Au)?

Raquel Ball asked 7/22/2007

Would The Molecule Br2O A Non Polar Or Polar?

Anonymous asked 7/22/2007

What Is Tungsten Carbide Used In?

sameer hussain asked 7/20/2007

Why Is Nitrogen Found More In The Air Than Oxygen?

Anonymous asked 7/16/2007

What Is An M+1 Peak?