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September 24, 2014

Posts by LeePyeonggang


Total # Posts: 3

Chemistry
Put the following in order in terms of increasing melting point: SiH4, SiO2, CH4, NH3, PH3. Lowest → Highest (A) NH3, PH3, CH4, SiH4, SiO2 (B) SiO2, PH3, NH3, CH4, SiH4 (C) SiH4, CH4, NH3, PH3, SiO2 (D) CH4, SiH4, PH3, NH3, SiO2 (E) CH4, SiH4, SiO2, NH3, PH3
February 10, 2010

chemistry
Some properties of the two compounds are listed below: Melting point- Compound X= -114*C Compound Y= -138*C Boiling Point- Compound X= 78*C Compound Y= -22*C Net Dipole?- Compound X= Yes Compound Y= Yes Functional group: Compound X Alcohol Compound Y= Ether i.) Draw plausible ...
February 10, 2010

spanish
you have pretty eyes, you're beautiful, dear.
February 9, 2010

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