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Chem Mid Term1

random questions for chemistry mid term

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