Posts by A51AN

Total # Posts: 8

Advance Chemistry
A series of measurements are made in order to determine the molar mass of an unknown gas. First, a large flask is evacuated and found to weigh 134.567 g. It is then filled with the gas to a pressure of 735 torr at 31°C and reweighed; its mass is now 137.456 g. Finally, the...

"I would like to integrate the following equation. It is a chemical rate equation (Arrhenius) where I have temperature & relative humidity as functions of time. Both are sinusoidal, reflecting a typical yearly climate": e^-(Integral(k*RH(t))dt), where k=Ae^-(E/R*T(t...

Advance Physics
Three uniform spheres are located at the corners of an equilateral triangle. Each side of the triangle has a length of 1.48 m. Two of the spheres have a mass of 2.18 kg each. The third sphere (mass unknown) is released from rest. Considering only the gravitational forces that ...

sorry lol

it be easier to explain if i had my book, the answer may not be a 100% rgt because my calc is in my car, why u post this? need help with homework?


"Oil shale has gained attention as an energy resource as the price of conventional sources of petroleum has risen, and as a way to secure independence from external suppliers of energy. The oil shale industry can have a negative impact on the surrounding environments, if ...

The Plse Help person is rgt lol