These are pre test questions I am very bad with chemistery apparently *laughs* So I have been on here as much as possible and see that Lena and I are at the same school taking the same classes. Lena if you need help with ' Mediolegal Inv. into Death" let me know, although I had that class months ago, and see that your done with your chem class, thats where I am now ;-)
So these are pre test questions, anyone that can help and maybe give page number where to look I would appreciate it much
Here they are:
Which is a characteristic of alkanes?
contain C = C
general formula CnH2n
saturated
some isomers are cis and trans
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Which fossil fuel, when combusted, emits minimal amounts of carbon monoxide, hydrocarbons, and particulates? In other words, which of these burns the "cleanest"?
petroleum
charcoal
natural gas
coal
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At current usage rates, world reserves of which fuel below are estimated to last for the least number of years?
natural gas
hydrogen
petroleum
coal
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A compound containing seven carbon atoms is
heptane
octane
hexane
nonane
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The complete combustion of C8H18 yields
NOTE: The "8" and "18" are intended to be subscripts. The "2"'s are subscripts in the answer choices below.
C2H2 and H2
CO and H2O
CO2 and H2O
C and H2
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An organic compound with an OH functional group is a(n)
aldehyde
ketone
ether
alcohol
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The odor in many fruits is due to the presence of
amines
esters
carboxylic acids
alcohols
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Which polymer occurs naturally?
nylon
dacron
polycarbonates
latex rubber
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___________
Polysytrene is a plastic that is noted for its use in
plumbing pipes
drinking cups
clothing fabrics
automobile paints
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Which carboxylic acid is known as vinegar?
butyric
propionic
acetic
formic
Thanks for any help I have some of these answered, but mine may be wrong. Theres no rush, and thanks for any help,
Mz24k