Jun

Gallium has an atomic mass of 69.7 amu. In a typical sample, 60.4% of Ga exxists as a Ga-69 (68.9257 amu). What isa the identity and the atomic mass of the other isotope?

Five of the most serious international problems facing the world today are: 1) the proliferation of WMD 2) international terrorism 3) economic development in impoverished countries 4) international financial stability 5) climate change In which of these f...

a 65 kg object is pulled at a constant velocity up an incline w/ a force of 95 N parallel to the incline. Assuming that the difference between the work output and input is work required to overcome friction, what is the force of friction along the incline...

An 8 liter can filled with cooking oil weights 42kg. When 5 liters are emptied from the can,the can and the oil weight 27kg.What is the weight of the empty can?

The difference of two number is seven. when the larger number is decreased by five, then doubled, it is five more than the small number. Find the numbers.

8.a

So I was thinking either 1 or 5 for most progress. 1 because it is a problem that has a very real feel of life and death. Increased in WMD increases likelihood of nuclear warfare. Esp with Iran and N. Korea taking up the headlines of today. But then, this...

because CH4 and 4F_2 ratio is 1:4

I got... Torque (by radiation) = F dot R = A*P dot R = A*P cos(theta) R P = 0.5 * (electric constant) * E^2 Torque (by gravity) = -mg sin(theta) Torque (by radiation) + Torque (by gravity) = 0 Then i solved for E. Which gives me a wrong answer. I don't kn...

1. 8000 m/s^2 east

1/3

2.10*10^3

The posted speed limit is 40mph.