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Gas is contained in an 6.4 L vessel at a temperature of 20°C and a pressure of 8.2 atm.
(a) Determine the number of moles of gas in the vessel.
1__________ mol
(b) How many molecules are in the vessel?
2__________ molecules
When the lights of a car are switched on, an ammeter in series with them reads 7.52 A and a voltmeter connected across them reads 12.0 V, find the current through the starting motor
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Consider a steel container that can hold a maximum of 0.2 m3 of ethanol at a temperature of 30°C. how much more ethanol can be put into the container
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Two newly discovered planets follow circular orbits around a star in a distant part of the galaxy. What is the mass of the star
Two batteries in parallel, each of emf 10 V and internal resistance 0.5 ?, are connected to an external 20 ? resistor. Find the current in the external resistor.
A 24-V battery is connected in series with a resistor and an inductor, with R = 2.4 ? and L = 8.6 H, respectively. Find the energy stored in the inductor when the current reaches its maximum value
Find the total capacity, total charge and the voltage across C1 and C2 given C1= 15nF and C2= 25nF are connected in parallel across a 200 volt supply
A crate of mass 45.0 kg is being transported on the flatbed of a pickup truck. The truck accelerates forward on level ground. What is the maximum acceleration the truck can have so that the crate does not slide relative to the truck's flatbed
A series LC circuit contains a 100 mH inductor, a 36.0 mF capacitor and a 12 V battery. The period of the electromagnetic oscillations in the circuit is
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