Total # Posts: 27
An expansible ballon filled with air floats on the surface of a lake with 2/3 of its volume submerged .How deep must it be sunk in the water so that it is just inequilibrium neither sinking further nor rising? It is assumed that the temperature of the water is constant and ...
January 22, 2017
One side of a triangle is 4 inchesinches longer than the side that is the base of the triangle. The third side is 6 inchesinches longer than the base. If the perimeter is 37 inchesinches, find the length of each side.
September 1, 2015
vapour density=vapour of gas/vapour of H2 vapour density =mass of 1L of vapour/mass of 1L of H2 massof 1L vapour= 0.24* 1000 kg mass of 1L of H2 =vol*density =4580.089 kg vapour density = 0.24*1000 /45*0.089=59.93
March 22, 2015
Grade 8 Math
Rectangle Measurement: Length = 20m Width = 20m Area = 200m2 An isosceles triangle Measurement: Base = 25m Height = 16m Area = 200m2 Parallelogram Measurement: Base: 25m Height: 4m Area = 100m2 Total Area = 200m2 + 200m2 + 100m2 = 500m2.
November 23, 2013
How can solve this? help For one pony, the critical force was 1.16 times its body weight. It experienced a force of 0.75 times its body weight at a speed of 2 meters per second, and a force of 0.93 times its body weight at 3 meters per second. At what speed did the pony switch...
January 28, 2012
For one pony, thecritical force was 1.16 times its body weight. It experienced a force of 0.75 times its body weight at a speed of 2 meters per second, and a force of 0.93 times its body weight at 3 meters per second. At what speed did the pony switch from a trot to a gallop? ...
January 26, 2012
A wire 3.00 m long and .450 mm2 in cross-sectional area has a resistance of 41.0Ω at 20 degrees C. If its resistance increases to 41.4Ω at 29.0 C, what is the temperature coefficient of resistivity?
February 7, 2011
The level of air pollution a distance x miles from a tire factory is given by L(x) = e-0.1x + 1/x2 What is the average level of pollution between 10 and 20 miles from the factory?
February 1, 2011
I have the same assignment and I am struggling on it to because I have only lived in this community for 4 months and anywhere else for less then a year and a half and the assignment wants us to interview three people sigh, also can someone help me with this part: Student ...
August 19, 2010
I don't go to church and never will. I don't believe in god, so now what do I do my daughter is 1 yrs old two weeks ago doesnt go to daycare nor has a babysitter I stay home with her I don't work I go to school online so what community do I talk about? oh yeah no ...
March 1, 2010
i need help. well, not really. i just need someone to proofread this paragraph and make sure its good/ no spelling errors and etc. thanks a lot --------- Io vorrò essere una farmacista. Perché è una buona professione e affinché potrò aiutare ...
January 14, 2009