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December 21, 2014

Posts by ferdinand


Total # Posts: 11

algebra
Given: Perimeter= 20 in Area= 15 sq. in Find hypotenuse= ?
November 17, 2014

tyndall
1. In the middle of the page, draw two vertical lines an inch long, an inch apart, and that are parallel to each other. 2. About a half inch below the lines, draw a half-inch horizontal line that is centered between the lines. 3. Draw a line from the bottom of the left ...
September 7, 2013

Chemistry
The following reaction has Kp = 109 at 25°C. 2 NO(g) + Br2(g) 2 NOBr(g) If the equilibrium partial pressure of Br2 is 0.0159 atm and the equilibrium partial pressure of NOBr is 0.0768 atm, calculate the partial pressure of NO at equilibrium.
January 8, 2012

HELP
i need help
November 6, 2011

CHEMISTRY (ionization energy)
find the ionization energy of I-, I, and I+ I know you have to use E= hc/lambda, and c=lambda x v, but how do i get v?
November 6, 2011

AP Chemistry
great thanks and for the second part i can look at the orbital diagrams' arrows right?
October 30, 2011

AP Chemistry
Which of the following electron configurations correspond to an excited state? Identify the atoms and write the ground-state electron configuration where appropriate. If the configuration is a noble gas, enter the noble gas in brackets, for example [Ne] for F -. If the ...
October 30, 2011

Calculus
I have an integration problem. INT(t+8)^2/t^4 dt
September 3, 2011

Physics
A satellite of mass m is in Keplerian orbit around a parent body of mass M >>m. The satellite has total energy E and angular momentum l, where angular momentum is measured about the parent body and the zero of potential energy is at infinity. Detnermine the semimajor ...
May 10, 2011

Physics
A long-range jet liner flies (almost exactly) level at constant speed, subject to the forces of drag fD=(1/2)CDrhoSv^2, thrust Ft, and weight Mg. Given the plane's wing area, lift and drag coefficients, speed and takeoff mass, calculate the engine power required for level ...
May 10, 2011

Physics
A long-range jet liner flies (almost exactly) level at constant speed, subject to the forces of drag fD=(1/2)CDrhoSv^2, thrust Ft, and weight Mg. Given the plane's wing area, lift and drag coefficients, speed and takeoff mass, calculate the engine power required for level ...
May 10, 2011

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