Where does the value of the actual yield come from?
Experiments
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How do you determine the charge cloud of a molecule? What does the charge cloud of HCl look like?
Look at the lone pairs on each atom. Chlorine has three lone pairs making it more negatively charged. Hydrogen has no lone pairs, so it's positively charged.
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What is the formula for percent yield?
Actual yeild / theoretical yield = as a percent
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What do we mean by saying a chemical equation has "no reaction"?
When products are not actually formed, but momentarily combined and separated again. Ex. two aqueous solutions produce two different aqueous solutions
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How many bonds does nitrogen like to form in covalent molecules?
3 bonds
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How many bonds does oxygen like to form in covalent molecules?
2 bonds
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Based on their Lewis structures, what is the difference in bonding between a carbon dioxide molecule and a carbonate ion?
Carbonate has a double bond & lone pair on carbon. Carbon dioxide has two double bonds.
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Name the molecular compound: N2O5
Dinitrogen pentoxide
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How do you find the molecular weight of CH4? What is that value?
Add up the atomic weights of all atoms in the molecule. CH4 ~ 16g/mol
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How many bonds does carbon like to form in covalent molecules?