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Titanium Oxide TiO2 has a density of 4.23g/cm3. How many moles of TiO2 will fit in a volume of 23.3 cm3? How many oxygen atoms would be contained in 23.3cm3 of TiO2?
The figure shows a closed Gaussian surface in the shape of a cube of edge length 1.6 m, with one corner atx1= 4.6 m,y1= 4.5 m. The cube lies in a region where the electric field vector is given by E = -3.4 i -3.8 y2j+2.8 k N/C, withyin meters.
A car entering a freeway ramp accelerates from 14 m/s to 25 m/s in 10 seconds. what is the cars average acceleration during this 10 seconds.
A cube of wood having an edge dimension of 20.0 cm and a density of 650 kg/m3 floats on water. What is the distance from the horizontal top surface of the cube to the water level
After a 0.822 nm x-ray photon scatters from a free electron, the electron recoils with a speed equal to 1.41E+6 m/s. What was the Compton shift in the photon's wavelength
A 0.20-kg object attached to the end of a string swings in a vertical circle (radius = 80 cm). At the top of the circle the speed of the object is 4.5 m/s. What is the magnitude of the tension in the string at this position?
Suppose that we have a filter with a pass band of 1.0 angstromcentered at 600 nm, and we illuminate it with sunlight. What is the coherence length of the emerging wave
A satellite has a mass of 7930 kg and is in a circular orbit9.88x106 m above the surface of a planet. The periodof the orbit is 16.1 hours. The radius of the planet is 3.16x106 m. What is the true weight of the satellite when itis at rest on the plan..
A 124-? resistor and a 163-? resistor are both connected in parallel across a power supply. If the potential drop across the 124-? resistor is 12 V, what is the exact potential drop (in volts) across resistorv 3
A battery with an emf of 12 V and an internal resistance of 1Ω is used to charge a battery with an emf of 10 V and an internal resistance of 1 Ω. Discover the current in the circuit.
A 120 V potential difference is applied to a space heater whose resistance is 16 Ω when hot. (a) At what rateis electrical energy transferred to thermal energy?(b) What is the cost in cents for 5.3 h at US5.0¢/kW·h?
Two equal positive charges of magnitude q1 = q2 = 5.5 nC are on the y axis at y1 = +3 cm and y2 = -3 cm. What is the force exerted on a third charge q0 = 4 nC when it is placed on the x axis at x = 2 cm
An astronaut orbiting the Earth is preparing to dock with a Westar VI satellite, Determine the speed of the satellite
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