Recent content by madbeemer

  1. M

    Metal in water thermal equilibrium? Help

    Anyone have an idea? We worked on this shet for 3 hours, but couldn't relate the information and pressure stuff. Involves energy equil. and stuff.
  2. M

    Metal in water thermal equilibrium? Help

    Metal in water thermal equilibrium?? Help Determining temperature of an oven. Guy puts a copper bar with a mass of 5.0 kg in the oven and puts an identical bar in a well-insulated 20.0 liter vessel containing 5.00 L of liquid water and the rest saturated steam at 760 mmHg. Waits until bars...
  3. M

    How Does Increasing Pressure Affect the Melting Point of Solids?

    How would I show that the melting point of a solid decreases with increasing pressure knowing that the specific volume of the liquid is less than the solid? dP/dT=delta h / (T delta v) Clapeyron equation Inverse it: dT/dP = (T delta v)/delta h v" < v' : molar volume vapor < mol. volume...
  4. M

    How would I find the reversal potential for conductance

    Do you use nernst? lol Help please. Not sure how to go about this.
  5. M

    How would I find the reversal potential for conductance

    I know the following ion/inside cell/outside cell Cl- 5mM 150 mM K+ 130mM 5mM Na+ 20mM 140mM Ca2+ 10^-4mM 2mM How would I find the reversal potential for conductance equally permeable to sodium and potassium? How do I find the reversal potential for a conductance equally permeable to...
  6. M

    Help: Nernst and reversal potentials

    bump- for great justice!
  7. M

    Nernst potential and reverse potentials

    Helllp, please! I tried and phailed T_T You use fick's law to get nernst right?
  8. M

    Nernst potential and reverse potentials

    I know the following ion/inside cell/outside cell Cl- 5mM 150 mM K+ 130mM 5mM Na+ 20mM 140mM Ca2+ 10^-4mM 2mM How would I find the reversal potential for conductance equally permeable to sodium and potassium? How do I find the reversal potential for a conductance equally permeable to...
  9. M

    Help: Nernst and reversal potentials

    I know the following ion/inside cell/outside cell Cl- 5mM 150 mM K+ 130mM 5mM Na+ 20mM 140mM Ca2+ 10^-4mM 2mM How would I find the reversal potential for conductance equally permeable to sodium and potassium? How do I find the reversal potential...
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