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July 31, 2015

Search: 1.00L at a pressure of 0.988 atm

Number of results: 9,001

Chemistry
A gas-filled balloon having a volume of 3.50 L at 1.2 atm and 25C is allowed to rise to the stratosphere (about 30 km above the surface of Earth), where the temperature and pressure are −23C and 3.00 10−3 atm, respectively. Calculate the final volume of the balloon.
March 12, 2010 by Heath

chemistry
In which one of the following processes is ΔH = ΔE? a. 2HI(g) → H2(g) + I2(g) at atmospheric pressure. b. Two moles of ammonia gas are cooled from 325C to 300C at 1.2 atm. c. H2O(l) → H2O(g) at 100C at atmospheric pressure. d. CaCO3(s) → CaO(s...
August 15, 2009 by seth

chemistry
Three gases (8.00 of methane, 18.0 of ethane, and an unknown amount of propane, were added to the same 10.0-L container. At 23.0 C , the total pressure in the container is 3.60 atm. Calculate the partial pressure of each gas in the container.
November 20, 2010 by Jamie

chemistry
A tank contains a mixture of 3.0 mol of nitrogen 2.0 mol of oxygen and 1 mol of carbon dioxide at 25 degrees and a total pressure of 10 ATM calculate the partial pressure in torr of each gas?
January 19, 2012 by Lisa

chemistry
Under an O2 pressure of 1.00 atm, 28.31 mL of O2 dissolves in 1.00 L H2O at 25 degrees. Determine the molarity of O2 in an aqueous solution at equilibrium with air at normal atmospheric pressure. The volume percent of O2 in air is 20.80 \%. (Have no idea how to go through with...
February 20, 2010 by david

chemistry
Under an O2 pressure of 1.00 atm, 28.31 mL of O2 dissolves in 1.00 L H2O at 25 degrees. Determine the molarity of O2 in an aqueous solution at equilibrium with air at normal atmospheric pressure. The volume percent of O2 in air is 20.80 \%. (Have no idea how to go through with...
February 20, 2010 by david

chem
Consider a Carnot engine operating between the temperatures of 300. K and 189 K. Find the efficiency of this engine. Assume, now, that the isothermal step at 300. K is not reversible and the expansion takes place against a constant external pressure of 5.00 atm. Find the ...
March 5, 2007 by Chris

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
Three bulbs are connected by tubing, and the tubing is evacuated. The volume of the tubing is 32.0 mL. The first bulb has a volume of 78.0 mL and contains 2.72 atm of argon, the second bulb has a volume of 250 mL and contains 2.83 atm of neon, and the third bulb has a volume ...
October 10, 2012 by Anonymous

CHEM
Convert 3.6 times 10 to the second atm to torr. I don't understand how to get atm to torr???? 1 atm = 760 torr. Is the answer 270,000 torr? Are you in to significant figures. I suspect so since the question is 3.6 x 10^2 atm. If so, then 3.6 x 10^2 atm x (760 torr/1 atm)= 273,...
July 17, 2007 by Jill

chemistry
A gaseous mixture containing 6 moles of oxygen, 8 moles of helium and 6 moles of carbon dioxide in a container under a pressure of 40 atm. Calculate the partial pressure of th3 individual gases.?
May 30, 2013 by sagar

Chemistry
Equimolar amounts of gas A and B, each at an initial partial pressure of 1.00 atm are combined in a flask. The flask is sealed and allowed to react to completion according to the reaction: 2A(g)+ B(g) --> C(g) What is the final pressure inside the flask?
January 1, 2014 by DJS

physics/chemistry
A rigid tank contains 0.40 moles of oxygen (O2). Determine the mass (in kg) of oxygen that must be withdrawn from the tank to lower the pressure of the gas from 37 atm to 23 atm. Assume that the volume of the tank and the temperature of the oxygen are constant during this ...
January 3, 2011 by kate

physics conversions check my answers
can you check my answers. 1. What is the corresponding barometric pressure values in mmHg if the barometric pressure is reported as: 29.7 inHg. = 754.38mmHg 31.8 inHg. = 807.72mmHg 26.4 inHg. = 670.56mmHg 22.1 inHg. = 561.34mmHg 34.8 inHg. = 883.92mmHg 2. What are the ...
January 28, 2008 by james

AP Physics B (chemistry bit)
I think I'm doing this wrong In an internal combustion engine, air at atmospheric pressure and a temperature of about 20 degrees celcius is compressed in the cylinder by a piston to 1/9 of its original volume (compression ratio = 9.0). Estimate the temperature of the ...
November 15, 2009 by AP Physics B (chemistry bit)

chem
Consider the decomposition of ammonium hydrogen sulfide: NH4Hs(s) <--> NH3(g) + H2S(g) In a sealed flask at 25*C are 10.0 g NH4HS, ammonia with a partial pressure of .692 atm, and H2S with a partial pressure of .0532 atm. When equilibrium is established, it is found that...
April 9, 2007 by Chris

Chem
A .326L container holds 0.146g of Ne and an unknown amount of Ar at 30C and the total pressure is 627 mmHg. Calculate the moles of Ar present? (I have calculated temp 308K, pressure is 0.825 atm and moles of Ne are .007)
March 3, 2010 by Staci

ASAP help CHEMISTRY
A cyclopropane-oxygen mixture is used as an anesthetic. If the partial pressure of cyclopropane in the mixture is 334 mmHg and the partial pressure of the oxygen is 1.02 atm, what is the total pressure of the mixture in torr?
December 19, 2012 by Lisa

PLEASE HELP-CHEMISTRY
A cyclopropane-oxygen mixture is used as an anesthetic. If the partial pressure of cyclopropane in the mixture is 334 mmHg and the partial pressure of the oxygen is 1.02 atm, what is the total pressure of the mixture in torr? ?
December 19, 2012 by Will

Vapor pressure of liquids
benzaldehyde has a normal boiling point of 179 C and a critical point at 422C and 45.9 atm. estimate its vapor pressure at 139C.
January 25, 2011 by Chem 2011

Chemistry
The solubility of nitrogen in water is 6.9 x 10^-4 at exactly 1 atm pressure. What is the solubility of nitrogen under .80 atmp pressure? I don't know where to start with this problem, what formula do I use?
February 13, 2013 by Sara

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 1 L flask is filled with 1.40 g of argon at 25 degrees celcius. A sample of ethane vapor is added to the same flask until the total pressure is 1.00 atm. Whatis the total pressure of Argon in the flask ? What is the partial pressure of ethane in the flask?
March 1, 2010 by supaflychic101

chemistry
A 1-\rm L flask is filled with 1.35 g of argon at 25 {\rm ^\circ C}. A sample of ethane vapor is added to the same flask until the total pressure is 1.15 atm.What is the partial pressure of argon, P_Ar, in the flask?What is the partial pressure of ethane, P_ethane, in the flask?
January 11, 2011 by Anonymous

Chemistry
A 559.0 mL cylinder containing C5H12 at a pressure of 304.0 torr is connected by a valve to 610.0 mL cylinder containing CO2 at 532.0 torr pressure. Calculate the partial pressure (atm) of CO2 when the valve is opened.
April 12, 2011 by Matty

Chemistry
A sample of gas is confined to a cylinder housed with a movable piston. Initially, the gas occupies a volume of 2.7 L at 6.0 atm and 25C. Calculate the volume of the gas sample if the pressure is reduced to 1.8 atm and the temperature decreased to 20C.
April 28, 2013 by Kiera

Chemistry
A gaseous mixture of O2, H2, and N2 has a total pressure of 1.50 atm and contains 8.20 g of each gas. Find the partial pressure of each gas in the mixture They don't give you Volume and Temperature. Please explain it to me, thank you!
August 2, 2010 by Joseph

chemistry
A steel tank contains carbon dioxide at 34 celsius and is at a pressure of 13.0 atm. Determine the internal gas pressure when the tank and its contents are heated to 100 celsius
October 18, 2010 by lavonne

chemistry
a steel cylinder with nitrotgen hydrogen and ammonia gases is at 500C and 5.00 atm if patrtila pressure of nitrogen is 1850 mm Hg and hydrogen is 1150 mm Hg what is the partial pressure of ammonia in mm H</p>
November 16, 2011 by susan

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 :((((
a gas occupies a volume of 5L at a temp. of 20C and a pressure of 1atm. what volume would it occupy at a temp. of 30C and a pressure of 1.1 atm.
April 12, 2012 by Amanda

chem
At a pressure of 2 atm, hydrogen gas occupies a volume of 8 L. What pressure must the gas be under if the volume is increased to 10 L? Don't forget the units.
May 10, 2013 by vonsha

chemistry
Calculate the mass of oxygen (in mg) dissolved in a 5.00 L bucket of water exposed to a pressure of 1.13 atm of air. Assume the mole fraction of oxygen in air to be 0.21 and the Henry's law constant for oxygen in water at this temperature to be 1.3 x 10-3 M/atm.
May 26, 2014 by charles

chemistry
Determine the density of methane (CH4) in g/L at 24.7oC and 1.1 atm ideal gas eqn: P = (rho)RT, where: pressure: P = 1.1 atm specific gas constant: R, R = |R / M, where |R = 0.0821 L-atm / K-mol and, molecular weightCH4: M = 0.016 kg/mol R = 0.0821/0.016 = 5.13 and temp. T = ...
October 16, 2010 by kellie

partial pressure
1) the value of Kb after the decomposition of sulfur trioxide (S03). 2SO3 (g)--2SO2 (g) +O2 (g) is 1.79 x10^-5 at 350 degree celcius. if SO3 initially at 0.200 atm pressure comes to equilibrium in an otherwise empty tank at 350 degree celcius, determine the partial pressure of...
November 7, 2010 by linda

Chemistry
At a certain temperature, the solubility of N_2 gas in water at 2.38 atm is 56.0 mg of N_2 gas/100 g of water. Calculate the solubility of N_2 gas in water, at the same temperature, if the partial pressure of N_2 gas over the solution is increased from 2.38 atm to 5.00 atm.
February 4, 2012 by Becca

jordan high
A sample of a gas at 0.63 atm occupies a volume of 324 mL. If the temperature remains constant, what will be the new pressure if the volume increases to 124 mL? new pressure=_____atm
April 10, 2011 by Anonymous

Chemistry 105
A heliox deep-sea diving mixture contains 2.0 g of oxygen to every 98.0 g of helium. What is the partial pressure of oxygen when this mixture is delivered at a total pressure of 9.3 atm?
October 23, 2011 by JULIE

Chemistry
At T = 25 degrees Celsius, the reaction No2 <-> 2NO +O2 has an equilibrium constant K=5.0*10^-13. Suppose the container is filled with NO2 at an initial pressure of 0.25 atm. Calculate the partial pressure of NO at equilibrium
November 29, 2012 by Paul

Chemistry
At T = 25 degrees Celsius, the reaction No2 <-> 2NO +O2 has an equilibrium constant K=5.0*10^-13. Suppose the container is filled with NO2 at an initial pressure of 0.25 atm. Calculate the partial pressure of NO at equilibrium
November 29, 2012 by Paul

chem
At a pressure of 2 atm, hydrogen gas occupies a volume of 8 L. What pressure must the gas be under if the volume is increased to 10 L? Don't forget the units. im confused on how to set it up and plug the numbers in?
May 23, 2013 by sam

chemistry
At a certain temperature, the Kp for the decomposition of H2S is 0.734.Initially, only H2S is present at a pressure of 0.102 atm in a closed container. What is the total pressure in the container at equilibrium?
April 24, 2015 by ash

physics
A rigid tank having a volume of 0.100 m3 contains helium gas at 155 atm. How many balloons can be inflated by opening the valve at the top of the tank? Each filled balloon is a sphere 0.300 m in diameter at an absolute pressure of 1.15 atm. (Remember that the tank cannot be ...
March 7, 2015 by Anonymous

chemistry
A sample of O2 gas is placed in a sealed 1.00 L flask and pressure is measured as temperature is changed. The data are plotted and the slope of the resulting line is equal to 0.00500 atm/K. The line passes through the origin of the graph. There are g of O2 gas in the flask. (R...
January 31, 2008 by roxanne

chemistry
1. If a gaseous sample contains 73% N2 by volume, what is the solubility of N2 in water at 25C and 1.0 atm (kH in H2O at 25C = 7.0 10-4 mol/Latm)? 2. Calculate the vapor pressure of a solution of 0.60 mol of cholesterol in 4.5 mol of toluene at 32C. Pure toluene has a vapor...
January 31, 2011 by Ashley

chemistry
when there is 3.0 x 10^20 molecules in a closed container, the pressure is 1.2 atm. Using a pumper 1.5 x 10^20 more molecules are added to the container. what is the new pressure?
January 10, 2010 by bob

Chem
A gas at a pressure of 1 atm, a volume of 1 , and a temperature of 25 C. What would happen to the pressure if the volume were reduced to 0.5 and the temperature increased to 250 C ?
February 27, 2010 by bob

Chemistry
A gas mixture contains 4.00 grams of O2 and 4.00 grams of He. If the total pressure of the gas sample is 4.67 atm, what is the partial pressure of each component?
April 18, 2012 by Anna

chemistry
A sample of gas has an initial volume of 20.9 L at a pressure of 1.4 atm If the sample is compressed to a volume of 12.9 L: , what will its pressure be? (Assume constant temperature.) Thank you
June 18, 2015 by ap

PHYSICS!!!
A straight horizontal pipe with a diameter of 1.0 cm and a length of 46 m carries oil with a coefficient of viscosity of 0.11 N s/m2. At the output of the pipe, the flow rate is 8.4 10-5 m3/s and the pressure is 1.0 atmosphere. Find the gauge pressure at the pipe input. ...
November 11, 2012 by k

chemistry
Imagine that you have a 5.00L gas tank and a 3.50L gas tank. You need to fill one tank with oxygen and the other with acetylene to use in conjunction with your welding torch. If you fill the larger tank with oxygen to a pressure of 145atm , to what pressure should you fill the...
November 18, 2011 by unknown

Chemistry
Imagine that you have a 7.00L gas tank and a 3.50L gas tank. You need to fill one tank with oxygen and the other with acetylene to use in conjunction with your welding torch. If you fill the larger tank with oxygen to a pressure of 135atm , to what pressure should you fill the...
August 20, 2014 by De'Brickashaw

Chemistry
The solubility of CO2 in water at 25 degrees C and 1 atm is 0.034 mol/L. What is its solubility under atmospheric conditions? (The partial pressure of CO2 in air is 0.0003 atm.) Assume that CO2 obeys Henry's law. My Answer: 1.02 x 10^-5 mol/L
December 2, 2010 by Sara

Chemistry
A sample of helium gas has a volume of 900. milliliters and a pressure of 2.50 atm at 298 K. what is the new pressure when the temperature is changed to 336K and the Volume is decreased to 450. milliliters? a- 0.177 b- 14.1 c- 5.64 d- 4.43
March 5, 2008 by John

Chemistry
A sample of helium gas has a volume of 900. milliliters and a pressure of 2.50 atm at 298 K. what is the new pressure when the temperature is changed to 336K and the Volume is decreased to 450. milliliters? a- 0.177 b- 14.1 c- 5.64 d- 4.43
March 5, 2008 by denny

Chemistry
The mass percent of a three component gas sample is 95.2% PF5, 1.40% C2H2 and 3.40% C3H6. Calculate the partial pressure (atm) of PF5 if the total pressure of the sample is 570.0 torr.
January 20, 2010 by Katie

chem
a mixture of 0.156 moles of C is reacted with 0.117 moles of O2 in a sealed, 10.0L vessel at 500K, producing a mixture of CO amd CO2. The total pressure is 0.640 atm. what is partial pressure of CO?
March 5, 2012 by shery

physics
an isolated quantity of an ideal gas at 297.2 K has a volume of 14.96 L at a pressure of 1.63 atm. What is the volume of this gas sample when the absolute temperature is reduced to one third and the pressure is divided by five?
April 9, 2012 by katie

bio
You want to design a breathing machine that will bring 500 mL of air into the lungs. You begin with 100 mL of air at 2 atm of pressure. How would you change the pressure in your machine to accomplish your goal?
June 13, 2013 by Anonymous

General Chemistry : for Nursing
Im Having a really Hard time with this problem :( ---> A sample containing 5.60g O2 gas has a volume of 31.0L . Pressure and temperature remain constant. 1 .) Oxygen is released until the volume is 8.00L . How many moles of O2 are removed?
November 11, 2013 by Shayla

chemistry
2) Suppose you have 5.00g of powdered magnesium metal, 1.00L of 2.00M potassium nitrate solution, and 1.00L of a 2.00M silver nitrate solution. a. Which one of the solutions will react with the magnesium powder?
March 17, 2013 by Anonymous

chemistry
A pressure vessel contains a large volume of CO2 gas at 10 atm pressure. A membrane composed of a poly(ether ketone) polymer with thickness 100 microns and net effective area of 100 cm2 covers a small perforated port in the container. The solubility of CO2 in the polymer at 10...
June 1, 2013 by Anony mous

chemistry
A pressure vessel contains a large volume of CO2 gas at 10 atm pressure. A membrane composed of a poly(ether ketone) polymer with thickness 100 microns and net effective area of 100 cm2 covers a small perforated port in the container. The solubility of CO2 in the polymer at 10...
June 1, 2013 by Anony mous

Chem Check
Can someone verify my answers please? convert the folowing into a pressure reading expressed in torr A. 1.25atm * 760torr/1.0atm = 950. torr B. 2.48 x 10^-3 atm * 760torr/1.0atm = 1.88 torr C. 4.75 x 10^4 atm* 760torr/1.0atm = 3.61 x 10^7 torr D. 7.60 x 10^6atm * 760torr/1....
March 17, 2009 by Chopsticks

Chemistry
A cyclopropane-oxygen mixture is used as an anesthetic. If the partial pressure of cyclopropane in the mixture is 334 mmHg and the partial pressure of the oxygen is 1.02 atm, what is the total pressure of the mixture in torr?
October 30, 2010 by Pat

physics
If a 1-megaton nuclear weapon is exploded at ground level, the peak overpressure (that is, the pressure increase above normal atmo- spheric pressure) will be 0.2 atm at a distance of 6 km. What force due to such an explosion will be exerted on the side of a house with ...
November 15, 2011 by Marti

Chemistry
A sample of O2 gas is placed in a sealed 1.00 L flask and pressure is measured as temperature is changed. The data are plotted and the slope of the resulting line is equal to 0.00400 atm/K. The line passes through the origin of the graph. There are (blank) g of O2 gas in the ...
July 3, 2008 by Jessica

chemistry
The solubility of nitrogen gas in water at 25 C and 1 atm is 6.8!10"4 mol/L. If the partial pressure of nitrogen gas in air above water is 0.76 atm, what is the concentration of dissolved nitrogen?
November 7, 2011 by Anonymous

physics
A cylinder of compressed Oxygen is carried on a spacecraft headed for Mars. The compressed gas cylinder has a volume of 10,000 L and is filled to a pressure of 200 atm at 273 K. The maximum pressure the cylinder can hold is 1000 atm. The molar mass of Oxygen is 32 g/mol. ...
May 6, 2010 by richard

chemistry... confusing!
a scuba diver breathing normal air descend to 100 m of depth, where the toal pressure is 11 atm. What is the partial pressure of oxygen that the diver experiences at this depth? I know that at 100m that a diver would have to breathe Heliox, meaning that the air in the tank is ...
March 29, 2007 by Jackie

math
4x^2+24x+128y-988=0 in standard form
May 20, 2013 by NIck

science
A fixed quantity of gas at 22C exhibits a pressure of 739 torr and occupies a volume of 5.46 (a) Calculate the volume the gas will occupy if the pressure is increased to 1.74 atm while the temperature is held constant.
December 14, 2012 by Samantha

chem
the total pressure of n2o4 and no2 IS 1.38 atm. if kp is 6.75(25 C) calculate partial pressure of NO2 in the mixture. 2NO2<---> n2o4
November 28, 2010 by anon

chem
what would the temperature inside the pressure cooker beef the vapor pressure of water inside the cooker was 3.08 atm
February 2, 2015 by mike

Chemistry
Nickel metal reacted with oxygen: Ni (s) + O2 (g) --> Ni2O3 (s). 95.00g of Nickel is reacted with 2.000L oxygen at 10.56 atm and 30.00 degrees Celsius. At the end of the reaction the pressure was reduced to 7.56 atm at the same temperature and volume. How many grams of ...
September 18, 2011 by Louis

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

DEsperate to undertsand-Chemistry
The pressure of gas is measured at 550 mm Hg. Calculate the pressure in a. Torr b. lb/in2 c. atm d. in Hg How do I set up these conversions to get the [prper calcu;ations...step by step? This is the 3rd time zzzzzzzIve posted this question and I need to know how to get the ...
May 4, 2012 by KL

chemistry
You have a metal tank containing 74.0 moles of nitrogen gas at a pressure of 15.0 atm. If the pressure is measured at a temperature of 25.0 C, then the volume of the tank must be ___ liters. (Round your answer to one decimal place and do not include units with the number.)
September 8, 2014 by Kala

A.P Chemistry
N2 converted is 0.874molN2 and O2 is 0.875molO2 N2: P=? PV=nRT V=5.ool PV/V=nRT/V n=0.874molN2 P=nRT/V R=0.21latm/molk T=298k P=0.874+0.821+298/5.00=299.695/5.oo= 59.9392 O2: P=? PV=nRt V=5.ool PV/V=nRT/V n=0.875molO2 P=nRT/V R=0.821latm/molk T=298k P=0.875+0.21+298/5.00=299....
October 23, 2006 by Brianna

chemistry--last time i promise
CO(g) + H2O(g)-->CO2 + H2 (g) reaction occurs in a 2.0 Ll reactor at 800 degrees celsius. The reaction conditions are such that a complete conversion of reactants into products results. The reactor is charged initially with 5.0 atm of CO and 8.0 atm of water vapor. ...
May 3, 2015 by alexis

Chemistry
If there are 2L of H2 gas at .625 atm, and 1L of N2 gas at .200 atm isolated in two flasks, what are the final partial pressures of each, and the total pressure, after the valve between the two flasks has been opened and the gases are allowed to mix? Is this simply a ratio ...
April 7, 2013 by Lily

science
A pressure vessel contains a large volume of CO2 gas at 10 atm pressure. A membrane composed of a poly(ether ketone) polymer with thickness 100 microns and net effective area of 100 cm2 covers a small perforated port in the container. The solubility of CO2 at 10 atm is 6.97 x ...
January 12, 2013 by harry

Chemistry
A pressure vessel contains a large volume of CO2 gas at 10 atm pressure. A membrane composed of a poly(ether ketone) polymer with thickness 100 microns and net effective area of 100 cm2 covers a small perforated port in the container. The solubility of CO2 at 10 atm is 6.97 x ...
January 12, 2013 by Ankur

Physics
A weather ballon is designed to expand to a maximum radius of 20 m at its working altitude, where the air pressure is 0.030 atm and the temperature is 200 K. If the ballon is filled at atmospheric pressure and 300 K, what is its radius at liftoff?
November 17, 2010 by Y0gi

Physics
A weather ballon is designed to expand to a maximum radius of 20 m at its working altitude, where the air pressure is 0.030 atm and the temperature is 200 K. If the ballon is filled at atmospheric pressure and 300 K, what is its radius at liftoff?
November 18, 2010 by Y0gi

Science
Stacy has .55kg water sample at 1 atm pressure and 40 degrees celsius. She heats it to 90 degrees Celsius, maintaining constant pressure. How much heat was absorbed by the solution during the course of this operation? (CP of H2O (l) = 4.18 J/g )
December 5, 2012 by Marketa

Chemistry
A spherical glass container of unknown volume contains helium gas at 25C and 1.960 atm. When a portion of the helium is withdrawn and adjusted to 1.00 atm at 25C, it is found to have a volume of 1.75 cm^3. The fas remaining in the first container shows a pressure of 1.710 atm...
September 30, 2006 by Mewtwo

physics
How large a pressure increase (in ATM) must be applied to water if it is to be compressed in volume by 1%? The bulk modulus of water is 2 ~ 10^9 N/m^2 and 1 ATM = 10^5 N/m^2 I think that it is P = bulk modulus * 0.01 because 1/100 = 0.01, which is 1% of a volume. B = P...
December 10, 2008 by Charlie

Chem 151
The atmosphere in a sealed diving bell contained oxygen and helium. If the gas mixture has 0.200 atm of oxygen and a total pressure of 3.00 atm, calculate the mass of helium in 10.0 L of the gas mixture at 40 degrees Celsius.
March 21, 2013 by Double checking ans

Chemistry
1. Calculate the number of molecules in a deep breath of air whose volume is 2.15 L at body temperature, 36 degrees Celsius, and a pressure of 740 torr. 2.A fixed quantity of gas at 24 degrees Celsius exhibits a pressure of 740 torr and occupies a volume of 4.42 L. a)Use Boyle...
November 2, 2009 by Emory

Chemistry
Three gases (8.00 of methane,CH4 , 18.0 of ethane,C2H6 , and an unknown amount of propane,C3H8 ) were added to the same 10.0-L container. At 23.0 degress celsius , the total pressure in the container is 3.90 atm. Calculate the partial pressure of each gas in the container.
September 23, 2008 by Sarah

Chemistry
Standard entropies for substances are defined at a pressure of exactly 1 bar or exactly 1 atm in different books. For gases, this correction factor would be..... in J/molK? Answer is in format 0.xxxxxx I'm a little confused... I'd appreciate any help. 1 atm= 1.013 25 bar or 1 ...
April 3, 2007 by Jennifer

Chemistry - Ideal Gas Law
You have a weather balloon that is filled with Helium (He) and has a diameter of 3 ft. Find the mass in grams of the He in the balloon at 21 degrees Celsius and normal pressure. And the density of He with these conditions is .166 g/L. My Work: V=4/3 * pi * r^3 V = 14.1 ft^3...
May 1, 2010 by Black Reaper

CHEMISTRY
One mole of H2O(g) at 1.00 atm and 100 degrees C occupies a volume of 30.6 L. When one mole of H2O(g) is condensed to one mole of H2O(l) at 1.00 atm and 100 degrees C, 40.66 kJ of heat is released. If the density of H2O(l) at this temperature and pressure is 0.996 g/cm(cubed...
July 14, 2010 by Anonymous

Chemistry
Chlorine gas, CL2 is used to purify water. How many moles of chlorine gas are in a 7.00L tank if gas has a pressure of 865mmHg anf temp of 24 degree celcius?
November 13, 2011 by Ida

physics
18g of liquid water is placed in a flexible bag, the air is excluded, and the bag is sealed. It is then placed in a microwave oven where the water is boiled to make steam at 100C. What is the volume of the bag after all the water has boiled? Assume that the pressure inside the...
November 19, 2009 by ana

college
A cyclopropane-oxygen mixture is used as an anesthetic. If the partial pressure of cyclopropane in the mixture is 334 mm Hg and the partial pressure of the oxygen is 1.02 atm, what is the total pressure of the mixture in torr?
November 13, 2010 by malik

Chem
A heliox deep-sea diving mixture contains 2.0 g of oxygen to every 98.0 g of helium. What is the partial pressure of oxygen when this mixture is delivered at a total pressure of 8.0 atm? This is a new chapter were covering and i have no idea how to do this?
October 15, 2010 by marsha

chemistry(Please Check)
You have a 4.0 L steel tank containing hydrogen gas. You are able to heat or cool the tank, and measure the pressure of the gas. At what temperature, in Celsius, would you read a pressure of 4.5 atm ? 298
April 23, 2012 by Wurola

Chem
At 930 K, Kp = 0.30 for the following reaction. 2 SO2(g) + O2(g)=>2 SO3(g) Calculate the equilibrium partial pressures of SO2, O2, and SO3 produced from an initial mixture in which the partial pressures of SO2 and O2 = 0.51 atm and the partial pressure of SO3 = 0 (exactly...
November 9, 2014 by Opi

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