random questions for chemistry mid term
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Boiling point of water F' | 212
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| Boiling point of water C' | 100
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| Boiling Point of water K | 373.15
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| freezing point of water K' | 295
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| Room temp K' | 273.15
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| conversion for In. to cm | multiply in by 2.54
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| Conversion for In. to mm | Multiply by 25.4
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| Single, Double, Triple bonds | Single=2 shared electrons
Double=4 shared electrons
Triple=6 shared electrons
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| Saturated fats | single bonds will not except any H atoms
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| Unsaturated fats | multiple bonds
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| Carbon allotropes | Diamond, Graphite, Fulleren
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| Delocalization | extra stability or resonance when single and double bonds alternate.
STRONGER
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| Saturated Solution | solution has absorbed as many ions as it can. No more salt can be dissolved
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| Gastric juice | acid pH closer to 2
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| MoM | base pH 10.5
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| Hard Ions | Ca2+ Mg2+ Fe2+
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| Acid rain | low pH GASES= Ozone &Carbon Monoxide
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| What Elements cause colors in gemstones | beryllium, chromium, iron,lithium, manganese, titanium
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| for an Ionc Bond what kind of charge do you need? | Positive and Neg
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Created by:
catlynk
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