Friday
December 13, 2013

# Posts by seth

Total # Posts: 145

physics
Since there are no non-conservative forces involved in this scenario, you can use the principle of the conservation of momentum. Set up the momentum of the baseball player equal to the momentum of the baseball: (75kg)(vB)=(0.145kg)(40m/s). The velocity of the baseball player ...

separatio of variables
solve the initial value problem by separation of variables dy/dx=6x^2y and y(0)=4

separation of variables
solve the initial value problem by separation of variables dy/dx=x2/y given y=-5 when x=3

geometry
What does it mean when the scale factor of the actual object to its model is less than one?

diameter
if the sum of the diameters of two circles is 28 inches one circle has a diameter that is 8 inches longer than the diameter of the other what are the diameters of the two circles

math
Explain why arcsin 3 is undefined.

chemistry
Is this a buffer system? NH3/(NH4)2SO4? It is formed by mixing NH3 (weak base) and a strong acid (H2SO4), but according to my worksheet it is not a buffer system. Why is this so? Isnt it a buffer as long as it consists of a weak base and its salt of a strong acid? Please do no...

science
how does movement differs among Bacteria, grasshoppers, fish, bear

chemistry
1) DETERMINE pH of each of the following 2-component solutions. 0.08M RbOH & 0.130M NaHCO3

chemistry
Suppose a fuel-cell generator was used to produce electricity for a house. If each H2 molecule produces 2e- , how many kilograms of hydrogen would be required to generate the electricity needed for a typical house? Assume the home uses about 850 kWh of electricity per month, w...

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