Recent content by staka

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    Reciprocal of a cubic function

    Yeah.. thought so. I guess for all reciprocal functions, there will always be a vertical asymptote.
  2. S

    Reciprocal of a cubic function

    Is it possible to have the reciprocal of a cubic function that does not have any vertical asymptotes?
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    What is the Normal of a Direction Vector?

    Ok. Got it, thanks.
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    What is the Normal of a Direction Vector?

    How may I solve for the normal of a direction vector? If, for example, the direction vector is (1,2,-2), then what is its normal.
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    Calculating Silver Chloride Solubility at 25℃

    Okay, nevermind. 1.3x10^-5M is AgCl's molar solubility..
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    Ksp Equation for CaF2: Coefficients and Stoichiometry Explained

    Why do we get Ksp=[x]*[2x]^2? (Ksp=[Ca][2F]^2 is from this.. misread wrong)
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    Calculating Silver Chloride Solubility at 25℃

    I attempted.. Ksp=1.8x10^-10 1.8x10^-10=[Ag][Cl] [Ag]=[Cl]=√1.8x10^-10 =1.3x10^-5M So I got the solubility for both elements.. do I just add since AgCl⇔Ag+Cl?
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    Ksp Equation for CaF2: Coefficients and Stoichiometry Explained

    CaF2⇔Ca+2F. Many places state that Ksp=[Ca][2F]^2; Ksp=[x]*[2x]^2. I thought the coefficient go into Ksp equation as an exponent. So, Ksp=[Ca][F]^2. Can anyone explain which is correct, or why [2F]^2 (if that's the correct one)?
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    Calculating Silver Chloride Solubility at 25℃

    Homework Statement Calculate the solubility of silver chloride at 25℃. Ksp of silver chloride at 25℃=1.8x10^-10 Homework Equations AgCl⇔Ag+Cl (I believe) So, Ksp=[Ag][Cl] The Attempt at a Solution All I know is the Ksp of silver chloride at that temperature. I have no idea what to...
  10. S

    How does molecular shape affect boiling point in organic compounds?

    Oh hydrogen bonding significantly affects it.. much higher boiling point in ethanol than of methoxymethane.
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    How does molecular shape affect boiling point in organic compounds?

    So which will have a higher boiling point?
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    How does molecular shape affect boiling point in organic compounds?

    oh alright, thanks. so higher boiling point in ethanol.
  13. S

    How does molecular shape affect boiling point in organic compounds?

    Methoxymethane and ethanol are both single bonded compounds. Ethanol has OH on its own.. does it have higher or lower boiling point than methoxymethane?
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    How does molecular shape affect boiling point in organic compounds?

    In organic chemistry, What causes a compound to be more soluble than others? What causes a compound to have a higher boiling point than others? I think the more molecular mass a compound has, the higher boiling point. However, methoxymethane and ethanol both have the same molecular mass...
  15. S

    Molar Enthelpy question with Combustion

    I believe the remaining alcohol increased 21 Celcius. I just want to know if I determined the molar enthalpy of alcohol in the end.
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