The coolant in an automobile radiator is kept at a pressure higher than atmospheric pressure. Why is this desirable? The radiator cap will release coolant when the gauge pressure of the coolant reaches a certain value, typically 15 lb/in.² or so. Why not just seal the system completely?

Q: A 380-mL spherical flask contains 0.065 mol of an ideal gas ata temperature of 283 K. What is the…

A: Write the ideal gas equation, and solve it as follows. pV=NkTpV=NkTpN=kTV

Q: Problem 4: An ideal gas is put inside a 0.50-m³ rigid container. The temperature of the gas is…

A: Give data as per question TI  =  300K TF  =  250K R  =  8.314J/MOL

Q: A high-pressure gas cylinder contains 50.0 L of toxic gas at a pressure of 1.40 X 107 N/m2 and a…

A: Given: Pressure=1.40 X 107 N/m2

Q: (a) A tank contains one mole of nitrogen gas at a pressure of 6.15 atm and a temperature of 26.0°C.…

A: Given: A tank contain one mole of nitrogen gas at Initial temperature , Ti =  26.0°C IInitial…

Q: An ideal gas at 14.2 °C and a pressure of 1.97 x 105 Pa occupies a volume of 4.19 m3. (a) How many…

A: The temperature of an ideal gas,

Q: The car tire is filled to an absolute pressure of 2.80 ATM (atmospheric pressure) at a temperature…

A:

Q: 5.00 grams of monatomic ide= the gas is 4.50x10 m/s. If the What is the temperature

A: We have givenMass of monoatomic gas (m)=5 g=5×10-3 kgVolume of container (V)=0.500 m3Vrms=4.50×102…

Q: An expensive vacuum system can achieve a pressure as low as 1.00×10-7 N/m2 at 20ºC . How many atoms…

A: The pressure is given as, P = 1.00×10-7 N/m2 The temperature is given as, T = 20oC (or) T = 293 K…

Q: 4.5 moles of an ideal gas is held at 0.96 atm with a temperature of 453 k.  What is the volume of…

A:

Q: In ideal gas initially at 328ﾟC occupies a volume of 30 cm^3 at pressure 3.0 atm. It then expands to…

A: Ideal gas equation is PVT= constant                                                   .......(1)…

Q: A container holds 2.5 moles of an ideal gas at a pressure of 3.5 atmospheres and a temperature of…

A: Number of moles of gas (n) = 2.5 molesPressure (P) = 3.5 atmTemperature (T) = 300 KVolume (V) = 10 L

Q: When water boils in a pot with a loose lid, the increased pressure forces the lid upward, releasing…

A: m = 0.25 Kgh= 0.005 m   Part (A) We need to find word done by the steam as the lid moves upward Part…

Q: 3. What is the average (rms) speed of the molecules of a helium gas at a temperature of 23°C? m/s

A:

Q: he number density of gas atoms at a certain location in the space above our planet is about 2.90 ✕…

A: Due to multiple questions posted, we will be only answering the first question. If any specific…

Q: What is gas is 4.00 g/mol. Containing 200.0 L of hydrogen gas at 0.0°C is kept at 156 kPa. The…

A: initial volume V1 = 200 L  initial temperature T1 = 00C = 273 K  initial pressure P1 = 156 KPa…

Q: What will its pressure be, in pascals, if you let out an amount of air that has a volume of 105 cm3…

A: We know that the ideal gas equation as PV = nRTn= PVRTwhere P is pressure of the ideal gass V is the…

Q: (a) A tank contains one mole of nitrogen gas at a pressure of 5.10 atm and a temperature of 27.5°C.…

A: (a) (given) Pressure on a tank contains one mole of nitrogen gas = 5.10 atm And a temperature = 27.5…

Q: An expensive vacuum system can achieve a pressure as low as 1.48 x 10-7 N/m2 at 22 degrees Celsius.…

A:

Q: A cylinder has a piston at one end that can be moved in or out to change the volume of gas inside.…

A: The ideal gas equation is given by, pV=nRT Here, p is the pressure of the gas, V is the volume of…

Q: A spherical balloon of volume 3.90 x 10³ cm³ contains helium at a pressure of 1.17 x 105 Pa. How…

A:

Q: A high-pressure gas cylinder contains 50.0 L of toxic gas at a pressure of 1.40×107 N/m2 and a…

A: The initial temperature of a gas is, The final temperature of a gas is, The initial pressure of a…

Q: Suppose a gas-filled incandescent light bulb is manufactured so that the gas inside the bulb is at…

A: Using ideal gas law, absolute pressure when hot PVT=nRP2V2T2=P1V1T1P2=P1T1T2       V1=V2

Q: A cylinder of fixed capacity 44.8 litres contains helium gas at standard temperature and pressure.…

A:

Q: Air in a cylinder is compressed to one-tenth of its original volume without change in temperature.…

A:

Q: - The escape speed from the Earth is 1.12 x 104 m/s, so that a gas molecule travelling away from…

A: As given, Escape speed from Earth, v=1.12×104 ms Average speed of a gas molecule is given by,…

Q: At the end of a warm autumn day, you measure the air pressure in your car's tires and write down…

A: Amontons's law is defined as the pressure of a given amount of gas is directly proportional to its…

Q: A container having a volume of 2.3 m3 holds 9 moles of helium gas at 192°C. If the helium behaves…

A: The average kinetic energy (KE) per particle in an ideal monoatomic gas at temperature T (in Kelvin)…

Q: A cylinder with a movable piston contains 3 moles of hydrogen at standard temperature and pressure.…

A: Here process is adiabatic compression and V2=V12 , P2=1 atm and for hydrogen (a diatomic gas) γ=1.4

Q: . 16 gram of. oxygen, 14 gram of nitrogen and 11 gram of carbon dioxide are mixed in an enclosure of…

A:

Q: Some incandescent light bulbs are filled with argon, because it is an inert gas. An argon atom has…

A: Given value--- mass of gas = 6.63 × 10-26 kg. Temperature = 2350 K. We have to find--- What is…

Q: A steel bar and brass bar have the exact same length of 1.8000 m at -15.00 deg C. The coefficient of…

A: we first need to find the change in length of each bar as the temperature increases from -15.00°C to…

Q: A hollow container is filled with an ideal gas. the container is designed to maintain a constant…

A:

Q: A mass m of helium gas is contained in a container of constant volume V, with a pressure P and…

A:

Q: A 20.0-L tank contains 4.86 × 10-4 kg of helium at 18.0°C. The molar mass of helium is 4.00g/mol.…

A:

Q: The most probable speed for molecules of a gas at 296 K is 263 m/s. What is the molar mass of the…

A:

Q: You are inflating the tires on your bicycle using a manual pump. The volume inside of the pump is…

A:

Q: pensive vacuum system can achieve a pressure as low as 0.85 × 10-7 Pa at 20°C. -How many atoms are…

A: Given:- An expensive vacuum system can achieve a pressure as low as  P = 0.85 × 10-7 Pa T = 20°C.…

Q: 4. Calculate the number of gas molecules in a container of volume 0.30 m³ filled with gas under a…

A: P = 25 Pa V = 0.30 m3 T = 17° C =( 273 +17 ) K

Q: For many purposes we can treat propane (C3H8) as an ideal gas at temperatures above its boiling…

A:

Q: A 1.8-L cubic container contains 0.46 mol of a certain gas at 26 °C. What is the net force due to…

A:

Q: A car tire has an inner radius of 45.46 cm has a low pressure of 195 kPa. The tire is recommended to…

A: Given : Temperature →T=17°C Deflated condition : Inner radius →r1=45.46 cm=0.4546 m Outer radius…