Explain how much heat energy in mj will be released
Liquid octane (C8H18), (density = 0.702 g/mL) can be used as a fuel. The heat of combustion of octane is -5.45 x 103 kJ/mol. Explain how much heat energy in MJ will be released by the combustion of 1.66 L of octane forming the CO2(g) and H2O?
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Calculate the molar mass of a gas which has a density of 5.75g/L at 25.0 C and 1.00 atm pressure and demonstrate the formula of the molar gas.
A solid ball and a hollow ball, each having a mass of 1.31 kg and radius 0.283 m, begin from rest and roll down a ramp of length 3.65 m at an incline of 25.7°. Determine the speed of the solid ball at the bottom of the incline?
At a temperature of 26.20 C a sample of nickel weighing 425 grams was initially. It needed the 975 Joules of heat energy to increase the temperature to 31.55 C. Calculate the specific heat of the nickel?
Steel train rails are laid in the 11.5 m long segments positioned end to end. The rails are laid on a winter day if their temperature is -1.0. When the rails are originally laid in contact, determine the stress in them on a summer day when their t
Liquid octane (C8H18), (density = 0.702 g/mL) can be used as a fuel. The heat of combustion of octane is -5.45 x 103 kJ/mol. Explain how much heat energy in MJ will be released by the combustion of 1.66 L of octane forming the CO2(g) and H2
Major cracks in a highway follows an exponential distribution with a mean of 5 miles. What is the probability that there are no major cracks in two separate 5-mile stretches of the highway?
The third stick is positioned so that one end is on the x axis at x = 0.550 m, and the other end is on the y-axis at y = 0.835 m. Compute the location of the center of mass of the meter sticks. Enter the x position first, then the y position.
At 21.5oC when 40.0 mL of 0.200 M HCl is added to the 40.0mL of 0.200 M NaOH also at 21.5oC in a coffee-cup calorimeter, the temperature of the resulting solution rises to22.8oC.
If the block is released it slides all along the surface a distance of 0.9 meters measured from the initial position of the block prior to coming to rest. Determine the spring constant K for the spring?
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