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    Toshiba tv has negative image?

    I bought a 22 inch Toshiba Av600u back in early November of 2009 and now there appears to be a problem with it. Sometimes when I turn on the tv, the cable show i'm watching will appear in a negative image type of look, but will go away as soon as I switch channels and won't come back unless I...
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    Chemistry Solubility question?

    Why is NH3 the most soluble of these: CH4, CCl4, SiH4, NH3 and PH3 Also, why is the bond order of the perchlorate ion (ClO4)- between 1 and 2?
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