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For the reaction given below, the frequency factor A is 8.7 X 10^12 s-1 and the activation energy is 63 kJ/mol.
NO(g) + O3(g) NO2(g) + O2(g)
What is the rate constant for the reaction at 65°C?
Suppose one gallon of gasoline produces 1.1 x10^8 J of energy, and this energy is enough to operate a car for 18 miles. An aspirin tablet has a mass of 275 mg. If the aspirin could be converted completely into thermal energy, how many miles would ..
A bat at rest sends out ultrasonic sound waves at 53.5kHz and receives them returned from an object moving directly away from it, What is the received sound frequency
You are watching an object that is moving in SHM. How much farther from this point will the object move before it stops momentarily and then starts to move back to the left
A 60-power refracting telescope has an eyepiece with a focal length of 5.5cm. How long is the telescope
A projectile is launched perpendicularly upward from a planet of mass M; and radius R; its initial speed is twice the escape speed. Derive an expression for its speed as a function of the distance from the center of the planet.
A 30.0g ball rolls around the 40.0cm diameter hemishperical track at 60.0rpm. Assume rolling friction is negligible. Determine the ball's linear velocity
A simple harmonic oscillator is undergoing oscillations with an amplitude A. How far is it from its equilibrium position when the kinetic and potential energies are equal?
A particular engine has a power output of 5.00 kW and an efficiency of 22.0%. Assume theengine expels 8000 J of energy in eachcycle. Find the energy absorbed in each cycle
An ac generator with a frequency of 1.54kHz and an rms voltage of 22.2V is connected in series with a 1.90k, What is the power factor for this circuit
An unknown metal alloy is being tested to discover its thermal properties to see if it is suitable for use as a component in an aircraft wing. The alloy is formed into a bar measuring 1 meter in length, and is then heated from its starting temp. o..
An astronomer observes a comet and measures the wavelength of the H? line to be at 486.2 nm. In the lab, the line is found to be at 486.1 nm. What is the Lorentz factor for the comet
A 50.0-kg boy runs at a speed of 10.0 m/s and jumps onto a cart, what is the mass of the cart
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