Sunday

August 30, 2015
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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