Tuesday

July 22, 2014

July 22, 2014

Total # Posts: 7

**chemistry**

I'm so irritated i cannot come up with the right answer. When 1662 J of heat energy is added to 45.9 g of hexane, C6H14, the temperature increases by 16.0 °C. Calculate the molar heat capacity of C6H14.

**Physics**

A skier starts from rest at the top of a hill that is inclined at 12.0° with the horizontal. The hillside is 180.0 m long, and the coefficient of friction between the snow and the skis is 0.0750. At the bottom of the hill, the snow is level and the coefficient of friction ...

**Physics**

A projectile is launched with a speed of 35 m/s at an angle of 58° above the horizontal. Find the maximum height reached by the projectile during its flight by using conservation of energy. m

**physics**

A freight train has a mass of 1.5 107 kg. If the locomotive can exert a constant pull of 6.9 105 N, how long does it take to increase the speed of the train from rest to 72 km/h? min

**calculus**

Dr. Simmons

**english**

Is this the correct style? The report was thorough. Furthermore, it saved the department several hundred dollars.

**Statistics**

0.831

Pages: **1**