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    blanca013's Avatar
    blanca013 Posts: 2, Reputation: 1
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    #1

    Jan 15, 2014, 07:06 PM
    A sample of a compound boils away completely as is melting point. Is it a mixture?
    A sample of a compound boils away completely as is melting point. Is it a mixture or a pure substance?
    blanca013's Avatar
    blanca013 Posts: 2, Reputation: 1
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    #2

    Jan 15, 2014, 07:07 PM
    Atomic radius?
    What is the periodic trend for atomic radius down a group on the periodic table?
    Cat1864's Avatar
    Cat1864 Posts: 8,007, Reputation: 3687
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    #3

    Jan 15, 2014, 07:15 PM
    blanca, we will not do your homework for you. You need to show us you are trying to understand the material or explain where you are having difficulties. We can then you help in figuring it out for yourself.
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