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Consider neon, a noble gas whose molecules consist of single atoms of atomic mass 0.02 kg/mol. Avogadro's number is 6.02 × 1023 mol-1, and Boltzmann's constant is 1.38×10-23 J/K.
What is the average kinetic energy of a neon atom when the gas is at a temperatureof 400 K?
Discuss the different types of reliability and validity that can be measured in survey research, specifically: convergent validity, discriminant validity, construct validity, test-retest reliability, and internal consistency reliability. What can res..
You have a solution made by dissolving 1.5230g of solid Na2(C2O4) and diluting to a volume of 250.00mL: How many moles of sodium ions are contained in this solution
A submerged scuba diver looks up toward the calm surface of a freshwater lake and notes that the Sun appears to be 35o from the vertical. At what angle above the horizon does the friend see the sun
The cooper windings of a motor Have a resistance of 55 ohms at 20 degrees C when the motor is idle. What is the temperature in degrees Of the windings
Nitrogen gas when combined with hydrogen gas forms ammonia gas according to the following equation N2(g) + 3H2(g) = 2NH3(g). Delta H(rxn)=-56 kJ. The delta H(rxn) was determined using Hess's Law and the following three related reactions:
A monoenergetic beam of electrons in incident on a single slit of width 1.05 nm. A diffraction pattern is formed on a screen 20 cm from the slit. what is the energy of the incident electrons
Observations of a community agency. Talk about an abuse agency that provides some services.Interview someone of authority about the services and write a paper about that.
The resistor has a value of 10ohms, and the capacitor is 500uF. Calculate the time constant of the circuit. What is the voltage across the capacitor after the switch has been closed for one time constant
What assumptions did behaviorists make about the nature of human psychology? What Freud says about defense mechanisms? Apply any of the five defense mechanism in a real life situation. Also discuss the authenticity of defense mechanisms.
A 30 k? resistor has a current of 63 mA passing through it. Determine the voltage drop across the resistor
A standing wave is set up in a 200-cm string fixed at both ends. The string vibrates in 5 distinct segments when driven by a 120-Hz source. What is the fundamental frequency for the string
A car is traveling around a horizontal circular track with radius r = 240 m at a constant speed v = 17 m/s, What is the y component of the car's acceleration when it is at point B
A generator has a square coil consisting of 580 turns. The coil rotates at 51 rad/s in a 0.28 T magnetic field. What is the length of one side of the coil
You are designing a lathe motor, part of which consists of a uniform cylinder whose mass is 90 kg, At what rate is the angular momentum increasing
Albert pushes a 6-kg box across a level floor. He pushes with a force of 43 newtons, and observes that the box accelerates in the direction of his push, What must be the net force acting on the box
An object placed 14.6 cm from a concave mirror produces a real image 7.90 cm from the mirror. where is the new image located as measured from the mirror
Air is confined at atmospheric pressure (101.3 kPa) in a cylinder whose volume is 0.22 m3. Calculate the increase in internal energy of the air
The mass of the Moon is 7.35 × 10^22 kg, whereas that of Earth is 5.98 × 10^24 kg. The average distance from the center of the Moon to the center of Earth is 384,400 km.
The weight of passengers on a roller coaster increases by 51 percent as the car goes through a dip with a 39 radius of curvature.What is the car's speed at the bottom of the dip.
The helicopter in the drawing is moving horizontally to the right at a constant velocity. The weight of the helicopter is W=59600 N. What is the magnitude of the lift force
The equation of a transverse wave traveling along a very long string is y = 6.5 sin (0.045 ?x + 6.0 ?t), Determine the amplitude of propagation of the wave
What focal length objective lens is required for a 3 meter length telescope which uses a 4 Power eyepiece? Is the final image real
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