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April 24, 2014

Search: chem. Combined Gas laws

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chem. Combined Gas laws
A gas takes up a volume of 17 liters, has a pressure of 2.3 atm, and a temperature of 299K. If I raise the temperature to 350K and lower the pressure to 1.5 atm, what is the new volume of the gas? Use the combined gas law here. I will be happy to critique your work.
Monday, April 16, 2007 at 1:11am by sam

physics (gas laws)
I have a packet of homework so I think I may post other questions that I'm stuck on later this weekend. So thats a heads up. This packet deals with Gas Laws. 1. Given 100 ml of dry gas measured at 37 C and 760 mmHg, what would be its volume at 60C? I used Charle's Law and ...
Saturday, January 26, 2008 at 9:08pm by abby

Physical science
I need help with the gas laws (Boyle's, Charle's, Gay-Lussac's & the combined gas law). A sample of 6.00 liters of xenon is collected at 960 mm Hg and 50 degrees Celsius. What is the volume at STP?
Wednesday, May 11, 2011 at 8:20pm by Jacqueline

Chemistry Combined Gas Law
Hi so im reviewing or our long test tomorrow on combined gas law and gay lussac's well here, combined gas law i find it (maybe ) confusing to do this one, because theres no right answers because it is a practice exercise.. what i know on combined gas law is that pressure is ...
Tuesday, January 28, 2014 at 9:47am by Joy

Need help also with this chem ?
I also thought this question on combining gas laws P1V1/T1=P2V2/T2 was also a bit tricky for me. P1V1/T1=P2V2/T2 P1 is 760 torr with a blank box underneath it. V1 is 2.4 L. T1 is 37 C with a blank box underneath it. P2 is a ?. V2 is 4.8 L. T2 is 300 K. How do I combine these ...
Friday, May 2, 2008 at 1:52pm by Lizy

chem
how do you solve for the combined gas law?..i ..I am very confused ..someone help by making it easier and clear since i am kinda slow.. ex.a sample of neon gas has a volume of 752ml at 25.0C. what will the volume at 50.0C be if pressure is constant
Thursday, May 29, 2008 at 9:59pm by amie

Chem
A bicycle tire is filled with air to a pressure of 100 psi at a temperature of 19C. Riding the bike on asphalt on a hot day increases the temperature of the tire to 58C. The volume increases by 4%. What is the new pressure of the tire? Convert the temps to Kelvins, then use ...
Saturday, September 30, 2006 at 2:17pm by Mew

Chem HW Help!
I need help answering some questions on how to combine gas law.If for some reason you don't feel you shold answer this question can you provided me with the steps on how to combine gas laws or give me a good website that may provided help or may have a good combine gas law ...
Thursday, May 1, 2008 at 6:37pm by Lizy

chem
using gas laws using P1,V1,T1,P2,V2,T2 soling for P2 P1,V1/T1 =P2,V2/T2 Divide by V2 =T2/V2 (P1)(V1)(T2)/(T1)(V2)=P2 If I'm solving for P2, is this the right set up? Thanks
Friday, July 27, 2012 at 2:48pm by sweetpea

Anthropologhy
Sumptuary laws are: (Points : 1) property laws. marriage laws. religious laws. civil laws.
Sunday, April 7, 2013 at 1:46pm by Tawnya

physics(gas laws)
Got a question 3. Given 325 ml of saturated gas at 760 mmHg and 25C, what would be its volume if dry at the same pressure and temperature? I got confused when I read 'if dry' Does that mean I have to subtract something out of 760mmHg? And would I used the combined gas law and...
Sunday, January 27, 2008 at 9:38pm by abby

Chem
How would increasing the volume of the reaction vessel affect these equilibria. You don't have to tell me the answers, but can you please explain to me how I get the answer. a) NH4Cl(solid) <===> NH3(gas) + HCL(gas) b) N2(gas) + O2(gas) <===> 2NO(gas)
Wednesday, March 10, 2010 at 11:21pm by Sammy

Chemistry
using the gas laws, What is V in the table below? initial: 1420 torr 75 mL 200 K Final: 760 torr V 360 K What is T using the gas laws? Initial: 91.8 mL 365 K Final: 45.8 mL T
Wednesday, December 8, 2010 at 3:46pm by Becca

chem.
What is the total pressure in of a gas mixture containing argon gas at 0.25 , helium gas at 385 , and nitrogen gas at 345 .
Thursday, September 6, 2012 at 1:32am by katy

chem
What is the total pressure in mm Hg of a gas mixture containing argon gas at 0.25 atm helium gas at 350 mm,Hg, and nitrogen gas at 360 torr.
Saturday, July 10, 2010 at 6:46pm by andy

gas laws
A balloon contains 10.0g of neon gas. With T kept constant, 10.0g of argon gas is added, and the volume of the balloon expands by less than 2 times. Why?
Tuesday, November 13, 2012 at 11:02pm by Parkin

gas laws
A balloon contains 10.0g of neon gas. With T kept constant, 10.0g of argon gas is added, and the volume of the balloon expands by less than 2 times. Why?
Tuesday, November 13, 2012 at 11:10pm by Parkin

Chemistry
What volume of hydrogen chloride gas will result when hydrogen gas is combined with 58.35 liters of chlorine gas? I need help balancing the equation also.
Saturday, March 3, 2012 at 11:19pm by doll

chemistry: Gas Laws
how do i setup this problem: What is the pressure of 0.5 mol of a gas with a volume of 6L at 27degreesC?
Thursday, May 28, 2009 at 10:20pm by chris

Government Check
What was the name of the discriminatory laws enacted in response to the 13th, 14th and 15th Amendments? a)Separate but Equal Laws *b)Jim Crow Laws c)Dred Scott Laws
Sunday, July 4, 2010 at 5:04pm by Ariel

chemistry
1. what gas law does the nitric oxide relate to and why? (**charles law, boyles law, combined gas or gay-lusaacs law) 2. What gas law does nitrogen monoxide relate to? (**charles law, boyles law, combined gas or gay-lusaacs law)
Monday, October 4, 2010 at 7:52pm by navroz

Chemistry (on gas laws)
What is the mass of 3.91 L of fluorine gas at STP?
Tuesday, May 10, 2011 at 4:30pm by Susan

Chemistary
2H2+3N2-->2NH3 if 28g of H2 gas and 35g of N2 gas are combined, how much NH3 will be produced?
Thursday, April 21, 2011 at 9:31am by rimmy

Chem
A chemist was asked to find the molecular mass of a gas. She massed the gas and found that 3.73 g of the gas occupied 300 cm3 at 25C and 92.4 kPa. What is the molecular weight of the gas?
Friday, March 28, 2008 at 10:06pm by B

chemistry
Use the combined gas law to solve the following problem: Calculate the volume of helium gas that results when 0.550 L of the gas is heated from 22.0 degrees C at 1.00 atm to 30.0 degrees C at 1.50 atm .
Thursday, April 8, 2010 at 12:57am by Anonymous

Chem (Help!)
I need help in using gas laws to solve problems. I need help with this question: What is the pressure in atmospheres exerted by a 0.500 mol sample of oxygen gas in a 10.0 L container at 298 K? Also what formula would I use to solve the pressure in this problem? Also in order ...
Tuesday, April 29, 2008 at 3:39pm by Lisa

Chem
Can you please tell me if these are right? A gas has a volume of 2.8 L at a temperature of 27 degrees C. What temperature degrees C is needed to expand the volume to 15 L? (P and n are constant.) I got 1334 degress C Combined gas law problem a balloon is filled with 500.0 mL ...
Sunday, November 14, 2010 at 7:28pm by Alice

Chemistry
when calculating stoichiometric relationships in gas reactions using the combined gas law why is it important to convert the volumes and pressure to STP?
Wednesday, September 28, 2011 at 1:57pm by Maci

Anatomy & Physiology
4. Describe the physical laws (Gas Laws) which are related to the respiratory processes! http://www.google.com/search?hl=en&lr=&as_qdr=all&q=breathing+%22gas+laws%22+lungs+
Sunday, March 18, 2007 at 2:03pm by Vesone

chem
Krypton gas is four times denser than neon gas at the same temperature and pressure. Which gas is predicted to effuse faster?
Tuesday, January 8, 2013 at 4:30pm by Samantha

chem 1
A gas-forming reaction produces 1.35 m3 of gas against a constant pressure of 143.0 kPa. Calculate the work done by the gas in joules.
Thursday, May 2, 2013 at 6:17am by christie

Chem
Classify each of theses changes as a positive or negative change in entropy of a sample of this green gas. A) chlorine gas condense to a liquid = - B) chlorine gas is heated in a container= + C) chlorine gas deposits on a cold surface= -
Friday, March 8, 2013 at 5:29pm by Can someone check this for me really quick

Chemmistry gas laws
CH2==Ch2(g) ----> CH4(g) + C (graphite) If the decomposition begina at 10 degrees C and 50.0 atm with a gas density of 0.215 g/mL and the temperature increases by 950K, what is the final pressure of the confined gas (ignore the volume of graphite and use the van der waals ...
Thursday, October 13, 2011 at 3:07pm by tori

Gen Chem II
A gas-forming reaction produces 1.60 m3 of gas against a constant pressure of 127.0 kPa. Calculate the work done by the gas in joules. Please explain. Thanks!
Sunday, January 20, 2013 at 3:06pm by Colleen

Chemistry
Suppose that 2.3 L of gas at 35C and 1.0 atm is expanded to 4.5 L at 42C. What will the final pressure of the gas be? (Ti in Kelvins=308.15; Tf(K)=315.15) Can someone please show me how to plug the values into the Combined Gas Law formula to calculate for Pf? Please don't ...
Saturday, March 23, 2013 at 4:09pm by Pam

Chemistry
I am totally confused. Does my answer make sense or do I need to start over? The more I read it the more I doubt my answer. I am also confused when it states Please be specific. Is it looking for a specific number for the temperature and pressure or just the conditions? Under ...
Thursday, January 31, 2008 at 7:40pm by Jamie

chem PLEASE HELP
A Nitrox II gas mixture for scuba diving contains oxygen gas at 50atm and nitrogen gas at 98atm . What is the total pressure, in atm, of the scuba gas mixture?
Thursday, July 18, 2013 at 1:01am by Anonymous

chem
6.01-L cylinder contains 1.25 mol of gas A and 4.54 mol of gas B, at a temperature of 32.8 C. Calculate the partial pressure of each gas in the cylinder. Assume ideal gas I have work this question three time and can not get the rt answer
Sunday, December 1, 2013 at 9:54pm by dinah

chem
6.01-L cylinder contains 1.25 mol of gas A and 4.54 mol of gas B, at a temperature of 32.8 C. Calculate the partial pressure of each gas in the cylinder. Assume ideal gas I have work this question three time and can not get the rt answer
Sunday, December 1, 2013 at 10:01pm by dinah

chem
Consider the following cyclic process carried out in two steps on a gas. Step 1: 48 J of heat is added to the gas, and 20. J of expansion work is performed. Step 2: 70. J of heat is removed from the gas as the gas is compressed back to the initial state. Calculate the work for...
Sunday, December 2, 2007 at 12:27pm by mel

Social Studies
Okay! I don't know the correct terminology for what I call MINI-LAWS. MINI-LAWS are laws added on to one big law. Example: Math has to make up 1/3rd of all lessons taught. MINI-LAWS would include...grades 3-12, college exempt. So can you tell me what the correct terminology ...
Tuesday, July 22, 2008 at 3:14am by Minerva

Chem 1000
A Cylinder is filled with 1.20 mol of He(g) at 25 C under ambient pressure of 0.966 atm. The gas in the cylinder is then heated with 1.430 KJ of heat, and the piston is raised by the expanding gas under the constant ambient pressure. Calculate the following after expansion. a...
Saturday, October 16, 2010 at 3:23pm by J Velji

chemistry
what is the difference between the combined gas law and the ideal gas law? are they the same thing?
Monday, March 2, 2009 at 7:25pm by kayla

chemistry
which of the following steps in the formation of KCI releases energy? A.K{solid} -> K{gas} B.K {GAS} -> K+ {GAS} + e- C.C1 {GAS} -> C1- {GAS} D.C1 {GAS} + e- -> C1 - {GAS} E. K+ {GAS} + C1- {GAS} -> KC1 {SOILD} A. A B. C C. B AND A D. D AND E I will be happy to ...
Friday, January 12, 2007 at 4:13am by Darius Graham

Managerial Economics
Some states have had laws restricting the ssale of most goods on Sunday. Consumers, by and large, oppose such laws because they find Sundat afternoon a convenient time to shop. Paradoxically, retail trade associations frequently support the laws. Discuss the reasons for ...
Wednesday, June 18, 2008 at 10:33am by Dee

Chem
While in Europe, if you drive 125 per day, how much money would you spend on gas in one week if gas costs 1.10 per liter and your car's gas mileage is 39.0 ?
Monday, February 1, 2010 at 9:16pm by Sarah

Economics
Some states have had laws restricting the sale of most goods on Sunday. Consumers, by and large, oppose such laws because they find Sunday afternoon a convenient time to shop. Paradoxically, retail trade associations frequently support the laws. Discuss the reasons for ...
Monday, July 15, 2013 at 1:53pm by Eric

chemistry
a sample of nitrogen gas has a volume of 1.00 l at STP What is the temp in Celsius if the volume is 10.0 L at 2.00 atm * I know to use the combined gas law, and I got the question wrong in my homework assignment, reviewing for a test today please help.
Monday, November 21, 2011 at 1:13pm by James

Chemistry
A gas occupies a volume of 0.500L at 125 degrees Celsius and 0.443 atm. What mathematical expression will yield the correct temperature at 0.750 L and 0.689 atm? Is it the combined gas law of P2V1/T1=P2V2/T2?
Tuesday, December 6, 2011 at 8:37pm by Lisa

science-gas laws
I got 2 questions for ya: 1. Calculate the new pressure of an oxygen tank at 127o C if the tank had 2200 psig at room temperature (22o C)? I used Gay Lussac's law. Here's my work: P1= 2200psi P2= X T1= 295K T2= 400K (2200x295)400= X I got 2983psi Is that correct? 2. Given 320 ...
Tuesday, August 28, 2007 at 6:59pm by abby

Ethics
HIPAA, GLB, and COPPA laws can help ensure people's privacy. What is their ethical justification? Is there gray area in these laws? How do some businesses try to find their way around these laws
Friday, May 24, 2013 at 12:03pm by David

CHEMISTRY
NEED HELP (Combined gas Law) A gas at a pressure of 1.50 atm has a volume of 200 mL. Calculate the new volume if the pressue changes to 1.20 atm. Assume constant temperature.
Tuesday, March 19, 2013 at 9:16am by JOY

chemistry
i reallly need help with combining the gas laws. here are a few questions i am struggling with if anyone could please help! 1. A steel container holds 750.L of O2 gas at STP. a) how many moles of O2 does the container hold? b)how many grams of O2 does the container hold? c) if...
Sunday, May 22, 2011 at 4:55pm by me

chemistry
using the ideal gas law or the combined gas law,why does the air pressure inside the tires on my motorcycle increases during the time I am riding it. Consider what factors are being kept constant and what are changing and how. What if I weigh alot?
Monday, February 24, 2014 at 12:26am by tricia

ethics question
how HIPAA, GLB, and COPPA laws can help ensure people's privacy. What is their ethical justification? Is there gray area in these laws? How do some businesses try to find their way around these laws?
Sunday, November 7, 2010 at 10:26pm by Anonymous

chem
A 9.80-L container holds a mixture of two gases at 39 C. The partial pressures of gas A and gas B, respectively, are 0.426 atm and 0.832 atm. If 0.250 mol a third gas is added with no change in volume or temperature, what will the total pressure become?
Sunday, December 1, 2013 at 12:25am by dinah

chem
8.10-L container holds a mixture of two gases at 45 C. The partial pressures of gas A and gas B, respectively, are 0.153 atm and 0.882 atm. If 0.110 mol a third gas is added with no change in volume or temperature, what will the total pressure become?
Sunday, December 1, 2013 at 9:28pm by dinah

Chem
Chemistry please help. A 20.0-L gas cylinder contains 4.80 g H2 at 25 degree celcius. what is the pressure of this gas?
Tuesday, May 24, 2011 at 2:52pm by Michelle

chemistry
How much heat energy is given off when one kilogram of hydrogen gas at 25C and one atmosphere is combined with enough oxygen gas to make liquid water at 25C?
Friday, March 23, 2012 at 12:17am by Kevin

CHEM
To identify a diatomic gas (), a researcher carried out the following experiment: She weighed an empty 1.00- bulb, then filled it with the gas at 1.10 and 23.0 and weighed it again. The difference in mass was 1.27 . Identify the gas.
Friday, October 24, 2008 at 7:42pm by Kara

Chem
In an experiment, 7.5 mol of a gas are held in a 3.5 L container at 39 c. What pressure does the gas exert if it is assumed to be ideal?
Wednesday, June 29, 2011 at 9:17am by Chris

chem
A 0.0097561 g quantity of an unknown gas occupies 0.2 L at 500 K and 2 atm. What is the Molecular Weight (MW) of the gas ?
Monday, December 5, 2011 at 6:52pm by laura

chem
A 0.0097561 g quantity of an unknown gas occupies 0.2 L at 500 K and 2 atm. What is the Molecular Weight (MW) of the gas ?
Monday, December 5, 2011 at 9:29pm by laura

chem
A 5.00 liter sample of gas measured at 27.0*C and 1.25 atm presure has a mass of 10.13 g. What is the formula weight of the gas?
Wednesday, August 1, 2012 at 7:21pm by liz

chem
If 41.5 moles of an ideal gas is at 4.71 atm at 49.90 C, what is the volume of the gas?
Sunday, December 1, 2013 at 12:23am by dinah

chem
Consider a tube that is 1.0 meter long. If NH3 gas is introduce at the 0-m mark at the same time HCl gas is introduced at the 1-m mark, how far down the tube will the ring of gas occur?
Friday, October 26, 2012 at 12:32pm by carina 78

Chem..
1. The c of a certain gas at 25˚C is 411 m/sec. Determine the molar mass of the gas. 2. The c of a sample of O2 is 575 m/sec. Determine the temperature of the gas.
Monday, September 17, 2012 at 3:37pm by BJ

chem
A sample of hydrogen gas occupies 16.8 L at STP. How many moles of the gas are present? Answer in units of mol
Thursday, April 19, 2012 at 12:00am by luke

chem
a gas has a volume of 95 ml at a pressure of 700 torr and temp of 77C what volumn will this gas occupy at stp
Wednesday, February 27, 2013 at 11:44pm by Anonymous

college chem
A researcher explores the ideal gas equation. He measures the pressure of a system at different temperatures ( keeping the volume and moles of the gas constant) and creates a plot of P versus T. What is the slope of the line that results if the volume is 1.0L when 1.0 mol of ...
Friday, February 1, 2013 at 12:09am by k

chem
Calculate the density of carbon monoxide gas at standard conditions if 25.0 mL of the gas weighs 0.0329 g at 800.00 mm of pressure???
Wednesday, May 26, 2010 at 5:27pm by lesly

CHEM
To identify a diatomic gas (), a researcher carried out the following experiment: She weighed an empty 1.00- bulb, then filled it with the gas at 1.10 and 23.0 and weighed it again. The difference in mass was 1.27 . Identify the gas. Express your answer as a chemical formula.
Friday, October 24, 2008 at 8:00pm by Kara

Chem
a container of 2.00 moles of an ideal gas as 1000 K undergoes a constant pressure and volume process in which the number of moles is increased to 5moles. what is the final temperature of the gas. How do I start this? Do I somehow use the ideal gas law?
Tuesday, November 30, 2010 at 5:20am by Don

CHEM
A balloon contains 3.3 liters of nitrogen gas at a temperature of 90K and a pressure of 101 kPa. If the temperature of the gas is allowed to increase to 25∘C and the pressure remains constant, what volume will the gas occupy? V=_____L? Ty again!
Wednesday, April 16, 2014 at 4:51am by Brady

Chem help?
In an experiment 5.57 +/- 0.02 grams of water chemically decomposes into the products hydrogen gas and oxygen gas. The measured mass of oxygen gas produced in the reaction is 4.9320 +/- 0.0001 grams. The hydrogen gas occupies a volume of 6902 mL. Report the density of the ...
Thursday, February 7, 2008 at 11:10pm by sool

CHEM!!
In an experiment 5.57 +/- 0.02 grams of water chemically decomposes into the products hydrogen gas and oxygen gas. The measured mass of oxygen gas produced in the reaction is 4.9320 +/- 0.0001 grams. The hydrogen gas occupies a volume of 6902 mL. Report the density of the ...
Thursday, February 7, 2008 at 11:39pm by HELP!!

chem
What is the volume of 325 mL of a sample of gas at 51.0C and 710. mm Hg if the conditions are adjusted to STP? Assume the amount of gas is held constant.
Monday, November 29, 2010 at 6:53pm by Kate

chem
What is the volume of 325 mL of a sample of gas at 51.0C and 710. mm Hg if the conditions are adjusted to STP? Assume the amount of gas is held constant.
Monday, November 29, 2010 at 6:53pm by Kate

chem
What volume of carbon dioxide gas (at STP) is produced when 1.01 moles of oxygen gas react completely? 2CO + O2 -> 2CO2
Sunday, November 10, 2013 at 6:59pm by Dakota

Chem
Which of the following statements is part of the kinetic theory? The particles of a gas move independently of each other. The particles in a gas move rapidly. The particles in a gas are relatively far apart. all of the above
Friday, February 10, 2012 at 3:00pm by Sara

chem
Calcium metal and water produce hydrogen gas. If the volume of wet gas collected over water is 95.0 mL at 20 C and 758 mm Hg, what is the volume of dry gas at STP conditions? (The vapor pressure of water at 20 C is 17.5 mm Hg.)
Wednesday, April 3, 2013 at 9:43pm by nurse

Chem
A sample of gas of mass 2.929 g occupies a volume of 426 mL at 0degree Cel and 1.00 atm pressure. What is the molecular weight of the gas? Thanks!
Tuesday, March 9, 2010 at 9:09am by Peter

Chem 101
A 5.00 liter sample of gas measured at 27 degrees Celcius and 1.25 atm of pressure has a mass of 10.13 grams. What is the molecular weight of the gas in u?
Wednesday, November 30, 2011 at 9:43pm by Joni

Chemistry-Gas Laws
At 0 degrees celcius, a 1.0 L flask contains 5.0 x 10^-2 mol N2, 1.5 x 10^2 mg O2, 5.0 x 10^21 molecules NH3. Calculate the partial pressure of each gas and what is the total pressure in the flask. How do I calculate this?
Tuesday, May 8, 2012 at 6:04pm by Bran

chem
A sample of nitrogen gas (N2) kept in a container of volume 13.3 L and at a temperature of 22.3C exerts a pressure of 1.1 atm. Calculate the number of grams of gas present.
Saturday, October 16, 2010 at 8:23pm by nicole

Chem
A 500 -cm3 flask contains 0.420g of a gas at a pressure of 160kPa and a temperature of 330K. What is the molecular mass of this gas? M=____g/mol? Ty
Wednesday, April 16, 2014 at 4:28am by Brady

Chem
A researcher explores the ideal gas equation. He measures the pressure of a system at different temperatures ( keeping the volume and moles of the gas constant) and creates a plot of P versus T. What is the slope of the line that results if the volume is 1.0L when 1.0 mol of ...
Thursday, January 31, 2013 at 9:08pm by Kim

chemistry
1. when sodium is combined with water, sodium hydroxide and hydrogen gas are produced. How many moles of sodium do you need to make 4.0 mol of hydrogen gas? 2.when aluminium reacts with sulfuric acid, aluminium sulfate and hydrogen gas are produced. How many moes of sulfuric ...
Thursday, April 29, 2010 at 8:03pm by Kelcye

chem
In a laboratory experiment 259 ml of gas was collectedd over water at 24 degree C and 752 torr. Calculate the volume, that the dry gas occupy at STP?
Saturday, November 24, 2012 at 2:35pm by byke

chem
An ideal gas in contained in a cylinder with a volume of 5.0x102mL at a temperature of 30C and a pressure of 710 torr. The gas is then compressed to a volume of 25mL, and the temperature is raised to 820C. What is the new pressure of the gas?
Monday, November 15, 2010 at 10:18pm by julia

chem
3. Each of 2 front tires in the car is filled with a different gas. One tire contains 116 g of helium, another tire has 160 g of unknown gas. How many times heavier is a molecule of the unknown gas than an atom of helium?
Saturday, April 13, 2013 at 10:48am by Anonymous

Chem
A 11.9-g sample of a gas has a volume of 5.25L at 30 degrees celsius and 762mm Hg. If 2.4g of the same gas is added to this constant 5.25-L volume and the temperature raised to 64 degrees celsius, what is the new gas pressure?
Tuesday, October 26, 2010 at 2:43pm by Lisa

chem please help!
Krypton gas is four times denser than neon gas at the same temperature and pressure. Which gas is predicted to effuse faster? i got neon which is correct but How much faster? how many times? i dont know how to get htis
Tuesday, January 8, 2013 at 8:39pm by Samantha

Chemistry
I am trying to study for my chem test but I don't get how to answe this question A researcher explores the ideal gas equation. He measures the pressure of a system at different temperatures ( keeping the volume and moles of the gas constant) and creates a plot of P versus T. ...
Thursday, January 31, 2013 at 9:22pm by Please help

Chemistry
What is the definition of Combined Gas Law? I can't find it in my book anywhere.
Wednesday, May 18, 2011 at 10:36am by Kevin

CHEMISTRY
Are you always solving for final volume in the combined gas law?
Tuesday, October 23, 2012 at 8:44pm by Daniel

chemistry
If 10L each of propane and oxygen are combined at the same temperature and pressure, which gas will be left over after reaction? What volume of that gas will remain? The answer is 8 L of Propane Tried for a while but I don't understand how answer books answer is 8L of Propane.
Saturday, April 7, 2012 at 2:41pm by od

chem 101
it takes a certain gas 1.98 times as long to diffuse as an equal volume of helium under the same conditions. what is the calculated molecular weight of the gas?
Saturday, November 5, 2011 at 1:07pm by Anonymous

Chem
An 80.0-gram sample of a gas was heated from 25 C to 225 C. During this process, 346 J of work was done by the system and its internal energy increased by 6635 J. What is the specific heat of the gas?
Sunday, October 6, 2013 at 9:19pm by James

Chem
An 80.0-gram sample of a gas was heated from 25 C to 225 C. During this process, 346 J of work was done by the system and its internal energy increased by 6635 J. What is the specific heat of the gas?
Sunday, October 6, 2013 at 9:19pm by James

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