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November 24, 2014

Search: against a constant external pressure ..

Number of results: 23,695

chem
a sample of gas is compressed from 3.25 l to 1.20 l at constant temperature. if the pressure of this gas in the 3.25 l volume is 100.00 kpa, what will the pressure be at 1.20 l ?
April 5, 2010 by hasan

Chemistry
A 120. mL sample of a gas is at a pressure of 1.50 atm. If the temperature remains constant, what will be its volume at 3.50 atm of pressure?
November 30, 2010 by Kiesha

Chemistry
A 120. mL sample of a gas is at a pressure of 1.50 atm. If the temperature remains constant, what will be its volume at 3.50 atm of pressure?
December 6, 2010 by Ivy

chemistry
A constant pressure tank is filled with air at 16.7 Atm at 24C it warms to 65C, what is the tank pressure
November 7, 2012 by Arde

chemistry
A sample of helium has a volume of 235 ml and a pressure of 565 mm Hg. What will be the pressure if the helium is compressed to 215 mL (T constant)
June 4, 2014 by ree

chemistry help plz
Le chatelier's principle? co(g)+cl2(g)=cocl2(g)is reversible and ,after a certain amount of time ,will reach equilibrium.Explain,using Le chatelier's principle,what effect: 1)increasing the pressure (at constant temperature) 2)increasing the temperature (at constant pressure) ...
January 5, 2013 by centya

chemistry
A sample of gas weighing 9.0 (g) at a pressure of 1 atm occupies a volume of 12.3 L. If the pressure is doubled,what is the resulting volume? (Assume constant temperature)
October 18, 2010 by Dakota

Physics
Some air at 275 kPa absolute pressure occupies 50.0m^3. Find its absolute pressure if its volume is doubled at constant temperature.
April 11, 2012 by Madison

phy
Some air at 275 kPa absolute pressure occupies 50.0m^3. Find its absolute pressure if its volume is doubled at constant temperature.
April 11, 2012 by Ricky

Chem II
A sample of gas in a 25.0-L containter exerts a pressure of 3.20 atm. Calculate the pressure exerted by the gas if the volume is changed to 45.0-L at constant temperature.
October 12, 2012 by Layney

Chemistry 3A
a sample of nitrogen gas, N2 occupies 3.0L at a pressure of 3.0 atm. what volume will it occupy when the pressure is changed to 0.50 atm and the temperature remains constant?
December 3, 2012 by Gurjot

Chemistry
Consider a mixture of air and gasoline vapor in a cylinder with a piston. The original volume is 30. cm3. If the combustion of this mixture releases 980. J of energy, to what volume will the gases expand against a constant pressure of 640. torr if all the energy of combustion ...
November 18, 2010 by Mattie

Physics HELP!!!!!!!!
Suppose a monatomic ideal gas is contained within a vertical cylinder that is fitted with a movable piston. The piston is frictionless and has a negligible mass. The area of the piston is 3.06 10-2 m2, and the pressure outside the cylinder is 1.02 105 Pa. Heat (2109 J) is ...
April 21, 2007 by Mary

chemistry
i keep trying to do these problems and i don't understand them. please help me!! 1. Gas stored in a tank at 273 K has a pressure of 388 kPa. The save limit for the pressure is 825 kPa. At what temperature will the gas reach this pressure? A. 850 K B. 925 K C. 580 K D. 273 K 2...
October 10, 2008 by Please Help!

Physical Chemistry
Calculate DS if the temperature of 3 moles of an ideal gas with Cv,m = 1.5R is increased from 200 K to 500 K under conditions of (a) constant pressure and (b) constant volume.
November 30, 2012 by Lawrence

Chemistry
A sample of Argon gas at standard pressure occupies 1000 mL. At constant temperature, what volume does the gas occupy if the pressure increases to 800 mm Hg?
November 13, 2011 by Jessie

chemistry
A sample of oxygen occupies 1.00 L. If the temperature remains constant and the pressure on oxygen is decreased to one-third the orginal pressure, what is the new volume?
November 26, 2012 by Anonymous

Physics
If we examine a ball in free fall, we find that the momentum of the ball is not constant. This is not a violation of the law of conservation of momentum because A) the force of gravity acts on the ball. B) the ball experiences an external force. C) the system is not closed. D...
November 29, 2011 by Crystal

Gas laws and pressure
An automobile tire has a pressure of 325 kPa when the temperature is 10 degrees Celsius. If the temperature of the tire rises to 50 degrees Celsius and its volume is constant, what is the new pressure?
October 3, 2012 by Britani

chemistry
A 24L sample of a gas at fixed mass and constant temperature exerts a pressure of 3.0 atm. What pressure will the gas exert if the volume is changed to 16L?
March 16, 2010 by catherine

Chemistry 105
A sample of nitrogen gas in a 1.86-L container exerts a pressure of 1.32 atm at 20 C. What is the pressure if the volume of the container is maintained constant and the temperature is raised to 354 C?
October 23, 2011 by JULIE

Chemistry
A sample of argon has a pressure of 1.021 atm at a temperature of 89.4 degC. Assuming that the volume is constant, at what temperature will the gas have a pressure of 1016.56 mmHg
February 9, 2014 by Anonymous

Chemistry
A sample of argon has a pressure of 1.021 atm at a temperature of 89.4 degC. Assuming that the volume is constant, at what temperature will the gas have a pressure of 1016.56 mmHg
February 9, 2014 by Anonymous

AP Chem
For the following equilibrium system, which of the following changes will form more CaCO3? CO2(g) + Ca(OH)2(s) <--> CaCO3(s) + H2O(l) deltaH(rxn) = -113 kJ My choices are: a) Decrease temperature at a constant pressure (no phase change) B) Increase volume at a constant ...
February 26, 2013 by Lisa

chemistry
A piston has an external pressure of 9.00 atm. How much work has been done if the cylinder goes from a volume of 0.130 liters to 0.500 liters? can someone explain to me how am i supposed to do this please? Thanks :D
November 25, 2011 by Yuli

calculus
a 20 ft ladder is leaning against a wall. The bottom is being pulled out at a constant rate of 2.5 ft/sec. Will the top of the ladder clide sown thr wall at a constant rate? What will the rate be? In relation to time? It is not constant. Use pythagorus: x^2 + y^2 = l^2, where ...
October 12, 2006 by Suzy

Chemsitry II
The partial pressure of CH4(g) is 0.185 atm and that of O2(g) is 0.300 atm in a mixture of the two gases. a) What is the mole fraction of each gas in the mixture? b) If the mixture occupies a volume of 11.5 L at 65 degress C, calculate the total number of moles of gas in the ...
May 10, 2007 by Jayd

Physics
Show that when the total external force acting on N particles is zero, the total external torque is independent of the choice of reference point O.
March 10, 2014 by Ho

chemistry
A fixed quantity of gas at 27C exhibits a pressure of 729 torr and occupies a volume of 5.70 L. (a) Use Boyle's law to calculate the volume the gas will occupy if the pressure is increased to 1.75 atm while the temperature is held constant. (b) Use Charles's law to calculate ...
April 27, 2010 by Chase

chemistry
A fixed quantity of gas at 27C exhibits a pressure of 729 torr and occupies a volume of 5.70 L. (a) Use Boyle's law to calculate the volume the gas will occupy if the pressure is increased to 1.75 atm while the temperature is held constant. (b) Use Charles's law to calculate ...
April 30, 2010 by chase

chemistry
A fixed quantity of gas at 27C exhibits a pressure of 729 torr and occupies a volume of 5.70 L. (a) Use Boyle's law to calculate the volume the gas will occupy if the pressure is increased to 1.75 atm while the temperature is held constant. (b) Use Charles's law to calculate ...
April 30, 2010 by chase

Chemistry
When solid CO2 (dry ice) is allowed to come to equilibrium in a closed constant volume container at room temperature (300K), 1. the pressure rises until it reaches 1 atm 2. the pressure rises until a liquid-gas equilibrium is reached. 3. the pressure does not change. 4. the ...
January 31, 2011 by Douglas

Chem
At 850 C, the equilibrium constant Kp for the reaction: C(s)+CO2(g) >< 2CO(g) has a value of 10.7. If the total pressure in the system at equilibrium is 1.000 atm, what is the partial pressure of carbon monoxide.
April 22, 2009 by Noemi

science
This graph represents the relationship of the pressure and volume of a given mass of a gas at constant temperature. When the pressure equals 8 millimeters of mercury (mmHg), what is the volume, in milliliters (mL)?
February 8, 2012 by Anonymous

vapor and osmotic pressure
A solution of the sugar mannitol ( molar mass 182.2 g/mol ) is prepared by adding 54.66 g of mannitol to 1.000 kg of water. The vapor pressure of pure liquid water is 17.54 torr at 20o C. Mannitol is nonvolatile and does not ionize in aqueous solution. a.) Assuming that ...
October 12, 2006 by Amy

calculus
Boyle's law states that if the temperature of a gas remains constant, then PV = c. Where P is the pressure, V is the volume, and c is a constant. Given a quantity of gas at constant temperature, if V is decreasing at a rate of 13 in.^3/s, at what rate is P increasing when P = ...
May 2, 2010 by Hussain

Chemistry help!
A sample of gas at a temperature of 37.0C has a pressure of 725 torr and occupies a volume of 3.44 L. a. Use Boyles law to calculate the new pressure if the temperature is held constant and the volume is increased to 6.54 L. torr b. Use Gay-Lussacs law to calculate the new ...
February 26, 2014 by Chelsey

Physics HELP!!!!!!!!
Suppose 0.021 mole of an ideal monatomic gas has a pressure of 1.00 atm at 273.15 K and is then cooled at constant pressure until its volume is reduced by 41.1 %. What is the amount of work done by the gas?
May 11, 2014 by suzan

chemistry
The instruction booklet for your pressure cooker indicates that its highest setting is 13.5psi . You know that standard atmospheric pressure is 14.7psi , so the booklet must mean 13.5psi above atmospheric pressure. At what temperature will your food cook in this pressure ...
January 25, 2009 by blah

Chemistry
One reaction of iron with hydrochloric acid is represented by the following thermochemical equation. Fe(s) + 2HCl(aq) ? FeCl2(aq) + H2(g); (Delta)H= 87.9 kJ How much heat is liberated at constant pressure if 0.215 g of iron reacts with 40.4 mL of 0.579 M HCl? How much heat ...
March 24, 2013 by Raul

Chemistry.
To calculate the air pressure, the volume occupied by the air is assumed constant. Why is this assumption incorrect? Explain how the vapor pressure calculated and the resulting Clausius-Clapeyron plot are affected?
October 16, 2012 by Shardae.

Chemistry.
To calculate the air pressure, the volume occupied by the air is assumed constant. Why is this assumption incorrect? Explain how the vapor pressure calculated and the resulting Clausius-Clapeyron plot are affected?
October 16, 2012 by Shardae.

physics
A craet is pulled right with a force of 82.0 N to the left with a force of 115N upward with a force of 565N and dow ward with a force of 236N Find the net external force in the x direction find the net external force in the y directin find the magnitude and direction of the ...
December 14, 2008 by Physics

Chemistry
Benzene has a heat of vaporization of 30.72 kj/mol and a normal boiling point of 80.1 degrees celsius. At what temperature does benzene boil when the external pressure is 480 torr? Can someone show me an equation and how to solve this?
July 19, 2011 by Anonymous

General Chemistry
A piston has an external pressure of 7.00 atm. How much work has been done in joules if the cylinder goes from a volume of 0.130 liters to 0.650 liters. Express your answer with the appropriate units.
March 20, 2014 by Jamie

chem word problem
.If a gas is cooled from 323.0 K to 273.15 K and the volume is kept constant, what final pressure would result if the original pressure was 750.0 mm Hg? Round to the nearest tenth. Don't forget the units. what should i plug in?
May 23, 2013 by ray

science
explain the order of the planets due to the external environments by becoming solids, liquids, or gases. In the case of planet ordering, external environmental factors of gravity and temperature combine to dictate position from the Sun.why?
January 24, 2010 by danielle

chemistry
11.31) solve for the new pressure when each of the following temperature changes occurs, with n and V constant: a. a gas sample has a pressure of 1200 torr at 155 celcius. what is the final pressure of the gas after the temperature has droped to 0 celcius? 1200 x12 celcius/0 ...
June 27, 2010 by Jetta

Gen Chem 1
We want to change the volume of a fixed amount of gas from 745mL to 2.30L while holding the temperature constant. To what value must we change the pressure if the initial pressure is 102 kPa?
October 26, 2010 by Kay

Chemistry
balloon is filled with 1.35 atm dimethyl ether gas and 5.25 atm of oxygen gas at 27 C degrees. They react: C2H6O (g) + 3O2 (g) --> 2CO2 (g) + 3H2O(g) The system is allowed to cool back down to 27 degrees Celsius following the reaction. assuming external pressure is still ...
November 14, 2012 by Anonymous

physics
A rigid circular loop has a radius of 0.20 m and is in the xy-plane. A clockwise current I is carried by the loop, as shown. The magnitude of the magnetic moment of the loop is 0.75 A m2. A uniform external magnetic field, B = 0.20 T in the positive x-direction, is present. ...
June 25, 2011 by Vlady

chemistry
A 28.4 L sample of methane gas is heated from 35.0 C to 76.0 C. The initial pressure of the gas is 1.00 atm at 35.0 C. Assuming constant volume, what is the final pressure of the gas
November 20, 2011 by sandy

Physics
Many of you may have noticed the phenomenon that basketballs get flat if the weather is cold. If a basketball was inflated to a gauge pressure of 60,000 Pa when the temperature outside was 20∘C, what is the gauge pressure inside the basketball in Pa when the temperature ...
May 30, 2013 by Mathslover

physics
What is the total force on the bottom of a swimming pool 22.0 m by 8.9 m whose uniform depth is 1.6 m? What is the absolute pressure on the bottom of a swimming pool? What will be the pressure against the side of the pool near the bottom?
November 16, 2010 by Cory

Physics
4) A 10 cm cylinder chamber has a 5cm diameter piston attached to one end. The piston is connected to an ideal spring with a spring constant of 10N/cm. Initially the spring is not compressed but is latched in place so that it cannot move. The cylinder is filled with a gas to a...
December 20, 2012 by P Vijay Kumar

Physics
According to Boyle's law, the volume V of a gas at a constant temperature varies inversely with the pressure P. When the volume of a certain gas is 125 cubic meters, the pressure is 20 psi (pounds per square inch). If the volume of gas is increased to 400 cubic meters, the ...
May 25, 2012 by Pat

Physics
The velocity of a 629-kg auto is changed from 10.0 m/s to 44.0 m/s in 70.0 s by an external, constant force. (a) What is the resulting change in momentum of the car? (b) What is the magnitude of the force?
December 2, 2008 by Anonymous

Physics
A crate is pulled to the right with a force of 85.5 N, to the left with a force of 120.8 N, upward with a force of 652.1 N, and downward with a force of 249.5 N. What is the net external force in the x direction? Answer in units of N. What is the net external force in the y ...
January 10, 2011 by dmj697

Chemistry
"Under constant conditions of P(pressure) and T(temperature) (and R [gas constant]), write an equation showing d(density) written as a function of M(molecular mass)." I don't understand this, really! Please help! Thanks in advance!
January 13, 2008 by TAG

Physics
You fill your tires with air on a cold morning (-5degreesC) to 220-kPa gauge pressure, then drive into a 32degreesC desert. (a) Assuming the volume of air in the tires remains constant, what's the new gauge pressure? (b) what would be the gauge pressure if the volume of air ...
January 24, 2012 by Haylee

Physics
Any ideal gas temperature may be written as T = Ti*r where Ti=temp at ice point and r = lim(P/Pi) at constant V. Show that the fractional error in T is dT/T = dr/r + 3.73 drs/rs where r s = lim(Ps/Pi) at constant V. Ps is pressure at steam and Pi is pressure at ice point. Also...
February 3, 2010 by Jane

Chemistry
A sample of air occupies 3.8 L when the pressure is 1.2 atm. (a) What volume does it occupy at 7.3 atm? (b) What pressure is required in order to compress it to 0.050 L? (The temperature is kept constant.) I already know the answers to each question, but do not understand how ...
March 14, 2011 by Alex

Science
PRessure is measured in Pascals (Pa). What combination of units is the same as a Pascal? and When you exert a force on a fluid in a closed container, does the pressure increase, decrease or remain constant? I think it will increase, but I'm not totally sure.
May 30, 2011 by Erika

physics
Nate is 165 cm tall, 40 cm wide, and weighs 710 N. He needs to walk ten blocks (1000 m) against a 50 km/h head-wind. Nate pushes on the ground with the minimum force that allows him to move slowly forward at a constant speed, and against the drag from the wind. How much energy...
January 6, 2010 by hilary

Physics
An ideal gas is contained within closed box behind a removable wall. The walls of the container are insulated, so that no heat may be transferred from the system. Initially, the gas has an initial pressure P and an initial temperature T. The gas is then allowed to freely ...
July 20, 2014 by Sam

Chemistry
The reaction for my lab is Mg(s)+2HCl(aq)--> MgCl2(aq)+H2(g) I need to find the pressure of the hydrogen gas. Initial Pressure = 0.98692 atm Total Pressure = 1.64816 atm I don't know if I calculated the pressure of hydrogen gas correctly. I used the formula Total Pressure=...
July 15, 2012 by Zach

economics
Provide a real-world example of a product (a good or service) that has either an external cost or external benefit associated with it and propose a government policy to adjust for the over- or underproduction of this product.
November 18, 2008 by laila

Physics
I don't see how I have enough information to answer this question If a car is traveling westward with a constant velocity of 20 m/s what is the net external velocity
February 2, 2009 by Physics

Physics
Consider a glass with full of water of mass density ρ=1,000 kg/m3 and height h=20 cm. There's a circular hole in the bottom of the glass of radius r. The maximum pressure that pushes the water back into the hole is roughly (on the order of) p=σ/r, where σ=0.072 ...
May 6, 2013 by Mathslover Please help

Physics Help
Consider a glass with full of water of mass density ρ=1,000 kg/m3 and height h=20 cm. There's a circular hole in the bottom of the glass of radius r. The maximum pressure that pushes the water back into the hole is roughly (on the order of) p=σ/r, where σ=0.072 ...
May 8, 2013 by Mathslover Please help

chemistry
Benzene has a heat of vaporization of 30.72kJ/mol and a normal boiling point of 80.1 C. At what temperature does benzene boil when the external pressure is 490 ? I think I have the equation setup, but I can't figure out how to solve for T2..please help
July 10, 2011 by hannah

Chemistry 3A
the pressure of hydrogen gas in a constant volume cylinder is 4.25atm at 0 degrees celsius. what will the pressure be if the temp. is raised to 80 degress celsius? Also do we have to first convert celsius to kelvin?
December 4, 2012 by Gurjot

more CHEM proofreading
for this question A sample of air has a volume of 140.0 mL at 67 degrees celcius. At what temperature would its volume 50.0 mL at constant pressure I did 140.0 ml... 67+273=340 T2... 50.0 140.0=50.0 340=T2 340*50.0/140.0=121.4 This question i don't get because of the ...
April 27, 2008 by jerson

Chemistry
How would applying an external pressure on the following equilibrium affects the distribution of iodide between the polar (aqueous) and non polar (varsol) phases? I2+I^- --> I3^- All are aqueous solutions
March 12, 2014 by Valamir

chemistry 106
Calculate the work done if a gas is compressed from 8.3 L to 3.3 L at constant temperature by a constant pressure of 3.0 atm, and give your answer in units of joules. (1 L atm = 101.3 J)
March 3, 2010 by Tanisha

compressor operations
We are operating a centrifugal compressor. The gas composition does not change during this excursion. While holding suction pressure and flowrate constant, the inlet temperature rises. What would you expect to happen to the discharge pressure, and why
January 29, 2014 by Tony

Physical Chemistry
At 25.0 degree celcius, the equilibrium 2 NOBr (gas) --> 2 NO (gas) + BR2 (gas) is rapidly established. When 1.10 g of NOBr is placed in a 1.0 L vessel at 25.0 degree celcius, the equilibrium pressure is 0.355 bar. Calculate the equilibrium constant K. (Partial pressure P...
October 20, 2006 by Angela

Chemistry
At a temperature of 30.C, a gas inside a 1.50 L metal canister has a pressure of 760 torr. If the temperature is increased to 55C (at constant volume), what is the new pressure of the gas?
February 21, 2012 by Kyle2

chem
At 119 degrees C, the pressure of a sample of nitrogen is 1.94 atm. What will the pressure be at 282 degrees C, assuming constant volume? Answer in units of atm
April 19, 2012 by luke

chemistry
The volume of a gas is 250 mL at 340.0 kPa pressure. With the temperature remaining constant, what will the volume be when the pressure is reduced to 50.0 kPa? Don't forget the units.
June 11, 2012 by dimo

chemistry
t 103 ◦ C, the pressure of a sample of nitrogen is 1 . 89 atm. What will the pressure be at 275 ◦ C, assuming constant volume? Answer in units of atm
April 4, 2013 by Kyle

Chemistry
At 103◦C, the pressure of a sample of nitrogen is 1.89 atm. What will the pressure be at 275◦C, assuming constant volume? Answer in units of atm
April 4, 2013 by Kyle

pressure
an ideal gas in a sealed container has an initial volume of 2.70L. at constant pressure, it is cooled to 25.00 C where its final volume is 1.75L. what was the initial temperature?
September 18, 2013 by Anonymous

chemistry
The volume of a gas is 150 mL at 240.0 kPa pressure. What will the pressure be when the volume is reduced to 100.0 kPa, assuming the temperature remains constant?
May 21, 2014 by Kim

college
One mole of oxygen gas is at a pressure of 5.10 atm and a temperature of 32.0C. (a) If the gas is heated at constant volume until the pressure triples, what is the final temperature?
February 24, 2010 by Anonymous

Chemistry
A sample of methane gas at room temperature has a pressure of 1.50 atm and a volumne of 10.5 L. If the temperature is kept constant, what will be the new volume if the pressure is increased to 2.00 atm?
June 3, 2012 by Mary

science
The gas in a cylinder with a piston has a volume of 2.4 m3 and a pressure of 120 kpa/ keeping the tempture constant the pressure is changed to 240 kpa. what is the new volume?
October 3, 2013 by Trisha G.

physics
The electric potential difference between two points A and B is 42v.What is the work done by an external agent in carring a charge of 0.00005c from A to B at constant speed? (a)0.002.1j(b)0.0008.4j(c)0.00021j(d)0.0084j
August 28, 2013 by bless

PHYSICS!
Two blocks are connected by a massless cord and are being pulled to the right by an external force F. They are accelerating at 2 m/s2. If needed, use g = 10 m/s2. With a coefficient of kinetic friction of 0.3, the external force acting on the 8 kg block is most nearly A.55 N B...
May 25, 2012 by Katie

Chemistry
At 125 degrees Celsius, the pressure of a sample of He gas is 345 mmHg. At what temperature degrees Celsius will the pressure become 690 mm Hg, if the volume remains constant?
July 28, 2013 by Hanna

Physics..
A container of gas is at a pressure of 1.3x10^5 Pa and a volume of 6.0m^3. How much work is done by the gas if it expands at constant pressure to twice its initial volume? Please help me I really dont know what to do,,,
December 11, 2013 by cheesecake:)

Chemistry
At a temperature of 57oC, a gas inside a 5.30 L metal canister has a pressure of 4000 torr. If the temperature is decreased to 13oC (at constant volume), what is the new pressure of the gas?
February 26, 2014 by Chelsey

chemistry
The volume of a gas is 250 mL at 340.0 kPa pressure. What will the volume be when the pressure is reduced to 50.0 kPa, assuming the temperature remains constant?
July 29, 2008 by natasha

chemistry
The volume of a gas is 250 mL at 340.0 kPa pressure. What will the volume be when the pressure is reduced to 50.0 kPa, assuming the temperature remains constant?
August 4, 2008 by kayla

CHEMISTRY
The volume of a gas is 250 mL at 340.0 kPa pressure. What will the volume be when the pressure is reduced to 50.0 kPa, assuming the temperature remains constant?
August 12, 2008 by natasha

chemistry
At a pressure of 405 kPa, the volume of a gas is 6.00 cm3. Assuming the temperature remains constant, at what pressure will the new volume be 4.00 cm3?
February 24, 2011 by sara

Chemistry 105
A sample of gas has an initial volume of 33.0 L at a pressure of 1.1 atm. If the sample is compressed to a volume of 10.0 L, what will its pressure be? (Assume constant temperature.)
October 23, 2011 by JULIE

Chemistry
The volume of a gas is 250 mL at 340.0 kPa pressure. What will the volume be when the pressure is reduced to 50.0 kPa, assuming the temperature remains constant?
May 6, 2012 by George

chemistry
the volume of a gas is 250 mL at 350 kPa pressure. what will the volume be when the pressure is reduced to 50 kPa, assuming the temperature remains constant?
May 30, 2012 by jose

science
3. Liquefied air (assuming it is only O2 and N2) is kept in a container where pressure and temperature can be controlled. a. What is the maximum temperature at which the mixture exists as a liquid? If this temperature is kept constant, what is the minimum pressure to keep the ...
March 11, 2014 by haha

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