lake point tower in chicago is the tallest apartment biulding in the united states (although not the tallest biulding in which there are apartments). supose you take the elevator from street level to the roof of the biulding. the elevator moves almost the entire distance at co...
I think it's: aluminum + iron(III) oxide --> iron + aluminum oxide Fe2O3 + 2Al --> Al2O3 +2 Fe
1) The structure of graphite is very unlike any other substances. It is composed of sheets of carbon atoms, and each of these is bonded to only three other atoms. This leaves the fourth valence electron of the carbon atom delocalized, which means it is free to move between the...
A man uses a pulley arrangement to lift a heavy crate.He applies a force that is one-fourth the weight of the crate, but moves the rope a distance four times the height that the create is lifted. Is the work done by the man greater than, equal to, or less than the work done by...
A 3.0 kg block being pulled across a table by a horizontal force of 80 N also experiences a frictional force of 5 N. What is the acceleration of the block?
i need to find the area of the trapezoid 8cm,7cm,3cm,45degrees
4th grade math
wat is an EG not egg but EG pattern?
What are the similarities of ozone depletion and uv light
Thank you :D That really cleared it up! I never had anyone explain that concept so well before.
I had to solve the function g of f where f is x^2+1 and g is sq. root of x. I wrote this out as the sq. root of x^2+1. The ^2 and the sq. root canceled each other out, so I was left with x + sq. root of 1. But my book got sq. root of x^2+1. Was the further reducing I did accep...