At In An Evacuated Enclosure A Vertical Cylindrical Tank Of Diameter Dis Sealed By A 3 00 Kg Circular Disk That Can M 1 (59.03 KiB) Viewed 30 times
> at In an evacuated enclosure, a vertical cylindrical tank of diameter Dis sealed by a 3.00 kg circular disk that can move up and down friction. a of temperature T in the cylinder (Eigure 1). Initially the disk is at rest at a distance of h= 5.00 m above the bottom of the tank. When a lead brick of mass 8.00 kg is gently placed on the disk, the disk moves downward. Figure h Disk Ideal gas T 1 of 1 ▾ Part A If the temperature of the gas is kept constant and no gas escapes from the tank, what distance above the bottom of the tank is the disk when it again comes to rest? Express your answer with the appropriate units. 0²4 ? μA h- - 1.20 m Submit Previous Answers Request Answer * Incorrect; Try Again; 2 attempts remaining Next > Provide Feedback
> Helium gas with a volume of 3.50 L. under a pressure of 0.190 atm and at a temperature of 45.0°C, is warmed until both pressure and volume are doubled. ▾ Part A What is the final temperature? Express your answer in degrees Celsius. T = 999 °C Submit Previous Answers ✓ Correct Part B How many grams of hellum are there? The molar mass of hellum is 4.00 g/mol. Express your answer in grams. IVE ΑΣΦ | 1 ? m = 0.254 Submit Previous Answers Request Answer * Incorrect; Try Again; 3 attempts remaining Provide Feedback g Next >
Join a community of subject matter experts. Register for FREE to view solutions, replies, and use search function. Request answer by replying!