Recent content by thomasxc

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    Can a virus switch between the lytic and lysogenic cycles?

    I understand the difference between the two cycles. However, I was curious to know whether a virus can go back and forth between the two. For example, a virus inserts its dna into a host cell, and begins the lysogenic cycle. And of course it can switch from lysogenic to lytic. But, once the cell...
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    Manganese Oxide mixed with HCL.

    Could someone please tell me What would be created when manganese oxide from an alkaline battery mixed with HCL? Theoretically, as far as I know, it should be pink, but I got a green substance.Thanks in advance
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    Calculating Total Time and Height of a Free-Falling Object

    ok. so for displacement, T-1=(.52)t right? Im lost as to how to set that up.
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    Calculating Total Time and Height of a Free-Falling Object

    I'm so rusty at all of this. This is on an intro for my physics class. I am totally lost. I don't have distance, initial or final velocities, only acceleration, T and T-1.
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    Calculating Total Time and Height of a Free-Falling Object

    Homework Statement an object falls .48 of the total distance in the last one second of its fall. determine total time and height from which it was dropped Homework Equations I have no idea. The kinematics, possibly? The Attempt at a Solution I have no idea where to begin. I've...
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    Political correctness in holiday greetings.

    i agree with tymyer2107. and on the whole, more people celebrate christmas than any other holiday, so i'll go with that one. you can't please them all, so i'll settle with most.
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    Political correctness in holiday greetings.

    Hi! now that its the "winter holiday," I was curious to know what people thought about saying "Merry Christmas" verses "Happy Holidays," and whether being PC regarding holiday greetings is important and/or necessary. Tom
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    Trouble understanding orbital hybridization

    and then he said it was somehow similar to resonance, which served only to confuse me more:/
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    Trouble understanding orbital hybridization

    the diagram he showed us made it seem like one orbital was in the middle, while the other had the ability to be anywhere around it. perhaps incorrectly, i took that to mean it might revolve or rotate around it.
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    Trouble understanding orbital hybridization

    i understand this, (i think) but i am confused as to their orientation in reference to each other. my ap chem teacher made it seem like one surrounds/revolves around the other, but when i asked that specifically, he said no.
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    Trouble understanding orbital hybridization

    that one helps a bit. and what about pi and sigma bonds?
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    Trouble understanding orbital hybridization

    so orbitals become hybridized because of electron repulsion?
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    Trouble understanding orbital hybridization

    As the title suggests, i am having difficulty understanding orbital hybridization, as well as pi and sigma bonds. Can someone help me out and/or point me in the right direction? Thanks Tom
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    Is Star Formation Just a Matter of Lag Time?

    okay.that makes sense.thanks.
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    Is Star Formation Just a Matter of Lag Time?

    it is known that there is considerable lag time when light travels from some place and reached us her on earth. is it possible that what we consider to be star formation actually nothing more than us receiving their light for the first time? thanks in advance.
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