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3. ______

You bought IBM stock at $70 per share. It is now $120 a share. You think it could go higher but you are nervous that it could go down and you would lose your gains. To protect your gains but still give yourself the chance to make future profits you could place a

How many grams of CO2 are produced if 2.09 mol of HCl are reacted according to this balanced chemical reaction?   CaCO3   + 2HCl   –>  CaCl2 + CO2 + H2O

What is the mass of 5.00 x 1023 carbon atoms in grams?

Write the chemical formula for a compound made from sodium and chlorine. [blue1] Name the compound.  [blue2] Is it an ionic or molecular compound?  [blue3]

Make the following conversions: How many centimeters are in one meter?  [Ann1] How many kilograms are in one gram?  [Ann2] How many milligrams are in one megagram?  [Ann3]

Express each number in standard form. 8.03 x 104  [Fay10] 8.03 x 10-4  [Fay11] 7.635 x 102  [Fay12]

What is the number of protons in the nucleus of each element? Sodium  [Joe1] Oxygen  [Joe2] Chlorine  [Joe3]

Why is the Lewis diagram for carbon dioxide linear?

Based on the following balanced equation, how many S atoms will be formed by reacting 1,078 molecules of H2S?   SO2  +   2H2S  –> 3S   + 2H2O