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April 19, 2014

Search: methane

Number of results: 541

Chemistry ASAP
3. Methane (CH4), ammonia (NH3), and oxygen (O2) can react to form hydrogen cyanide (HCN) and water according to this equation: CH4 + NH3 + O2  HCN + H2O You have 8 g of methane and 10 g of ammonia in excess oxygen. Answer the following questions: What is the ...
Friday, January 18, 2013 at 7:21pm by Moe

science
(C) This question is based around methane which is odourless and colourless, certainly when compared with 'town gas' its predecessor. Thus when local gas supplies were changed over from town gas to methane (usually from gas fields) a sulfide or mercaptan was added. You might ...
Friday, November 14, 2008 at 6:52am by Dr Russ

Adv AP Honors Chemistry
2. Methane (CH4), ammonia (NH3), and oxygen (O2) can react to form hydrogen cyanide (HCN) and water according to this equation: CH4 + NH3 + O2  HCN + H2O You have 8 g of methane and 10 g of ammonia in excess oxygen. Answer the following questions: What is the ...
Wednesday, December 19, 2012 at 6:27pm by Taylor

Chemistry
a). What mass of carbon dioxide is produced from the complete combustion of 2.3010−3g of methane? b)What mass of carbon dioxide is produced from the complete combustion of 2.3010−3 g of methane? Can someone step me through this?
Tuesday, September 21, 2010 at 1:26pm by Holly J

chemistry
Hydrogen gas (a potential future fuel) can be formed by the reaction of methane with water according to the following equation: CH4(g)+H2O(g) = CO(g) + 3H2(g) In a particular reaction, 26.5 L of methane gas (measured at a pressure of 736 torr and a temperature of 25 C ) is ...
Monday, October 13, 2008 at 1:57am by Lili

CHEMISTRY
Hydrogen cyanide, HCN, can be made by a two-step process. First, ammonia is reacted with O2 to give nitric oxide, NO. 4 NH3(g) + 5 O2(g) → 4 NO(g) + 6 H2O(g) Then nitric oxide is reacted with methane, CH4. 2 NO(g) + 2 CH4(g) → 2 HCN(g) + 2 H2O(g) + H2(g) When 28.6 ...
Sunday, September 27, 2009 at 7:12pm by DAWN

Chemistry
For the following reaction, 3.93 grams of carbon tetrachloride are mixed with excess methane (CH4). The reaction yields 4.10 grams of dichloromethane (CH2Cl2). methane (CH4) (g) + carbon tetrachloride (g) dichloromethane (CH2Cl2) (g) What is the theoretical yield of ...
Tuesday, October 23, 2012 at 9:58am by Kaitlin

chem repost
a 2L container is charged with 2atm of O2 at 298 Kelvin. Ch4(g) + 2O2(g) --> CO2(g) + 2H20(g) calculate the partial pressure of methane needed to react completely with the O2 in the vessel. What is the total pressure after the reaction is complete if the temperature ...
Sunday, April 12, 2009 at 7:47pm by sarah

ap chem repost
a 2L container is charged with 2atm of O2 at 298 Kelvin. Ch4(g) + 2O2(g) --> CO2(g) + 2H20(g) calculate the partial pressure of methane needed to react completely with the O2 in the vessel. What is the total pressure after the reaction is complete if the temperature ...
Sunday, April 12, 2009 at 5:24pm by sarah

chemistry
Hydrogen cyanide, HCN, can be made by a two-step process. First, ammonia is reacted with O2 to give nitric oxide, NO. 4 NH3(g) + 5 O2(g) → 4 NO(g) + 6 H2O(g) Then nitric oxide is reacted with methane, CH4. 2 NO(g) + 2 CH4(g) → 2 HCN(g) + 2 H2O(g) + H2(g) When 25.6 ...
Saturday, September 25, 2010 at 8:10pm by caroline

chemistry
Hydrogen cyanide, HCN, can be made by a two-step process. First, ammonia is reacted with O2 to give nitric oxide, NO. 4 NH3(g) + 5 O2(g) → 4 NO(g) + 6 H2O(g) Then nitric oxide is reacted with methane, CH4. 2 NO(g) + 2 CH4(g) → 2 HCN(g) + 2 H2O(g) + H2(g) When 25.6 ...
Sunday, September 26, 2010 at 2:56pm by caroline

Chemistry
The reform reaction between steam and gaseous methane () produces "synthesis gas," a mixture of carbon monoxide gas and dihydrogen gas. Synthesis gas is one of the most widely used industrial chemicals, and is the major industrial source of hydrogen. Suppose a chemical ...
Friday, April 15, 2011 at 12:58am by BlahxD

science (PLEASE HELP)
TRY SOME OF THE FOLLOWING LINKS FOR INFORMATION: http://search.yahoo.com/search?fr=mcafee&p=Why+is+condensation+on+the+beaker+resulted+from+burning+methane+a+chemical+reaction Sra
Thursday, November 3, 2011 at 12:34am by SraJMcGin

chemistry
what is produced when methane is burned ?
Thursday, October 11, 2007 at 12:42pm by Anonymous

chemistry
how methane is produced or where it comes from?
Monday, January 14, 2013 at 2:04am by john

Chemistry (Check)
Classify each of these statements as always true, sometimes true, or never true. 7____AT____It is necessary to know the formula of a compound in order to calculate its percent composition. 8___ST_____If the percent by mass of carbon in methane, CH4, is 75%, then 100 grams of ...
Sunday, February 11, 2007 at 3:48pm by Bryan

Chemistry
Thanks. Is the oxidation of methane exothermic or endothermic?
Thursday, June 5, 2008 at 11:55pm by Soba

Chemistry
What is the three dimensional structure of methane? Why?
Wednesday, February 11, 2009 at 8:27pm by Laura

Chemistry
What is the three dimensional structure of methane? Why?
Saturday, February 14, 2009 at 4:38pm by Laura

Chemistry
What are the products of nitrogen dioxide and methane?
Monday, April 27, 2009 at 5:26pm by Zac

chemistry.
The mass % of C in methane (CH4) is?...Can any one help me????
Thursday, October 1, 2009 at 6:48am by Denmark

chemistry
What reagent converts sodiumethanoate to methane?
Tuesday, March 15, 2011 at 1:01pm by Anonymous

chemistry
What reagent converts sodiumethanoate to methane?
Tuesday, March 15, 2011 at 1:03pm by Dan

Chemistry
What is the freesing point for ethanol and methane
Wednesday, May 18, 2011 at 2:11pm by Mariama

Chemistry
What is the freesing point for ethanol and methane
Wednesday, May 18, 2011 at 2:17pm by Mariama

chemistry
how many covalent bonds are there in methane molecule
Sunday, August 4, 2013 at 2:56am by fathimah

Thermochemistry
My question is more conceptual. It is expressed in a series of two problems: What energy change occurs when 1.2 moles of methane combust with an enthalpppy change of -434 KJ? CH4+2O2 TO CO2+2H20 I understand it is simply the moles of mthane times the enthalpy change yet I am ...
Tuesday, March 19, 2013 at 10:44pm by Sean

Science
How do the properties of methane relate to its molecular structure?
Monday, June 22, 2009 at 8:41am by Kelly

Chemistry
The mass % of H in methane (CH4) is ? How would i solve this?
Monday, August 30, 2010 at 9:09pm by Amy~

chemistry
paraffin, octadecane, octane, isooctane, methane
Sunday, December 6, 2009 at 4:46pm by Claudia

Chemistry
One needs to know the pressure and temperature of the methane.
Wednesday, April 18, 2012 at 8:47pm by bobpursley

Chemistry
How many ethane molecules are there in 0.0300 mole of methane
Thursday, October 25, 2012 at 7:54pm by Bryce

Chemistry
I have no idea how to solve for the volume of methane. Any help?
Tuesday, March 18, 2014 at 11:40pm by Anonymous

chemistry
explai9n why methane is a non polar substance. please help
Sunday, March 2, 2008 at 5:29am by sarah

Chemistry
What is the pressure of 8.00 of methane,, in a 10.0- container at 23.0 ?
Tuesday, September 23, 2008 at 1:28am by zizi

Environmental Studies
When does methane production occur in a landfill and when is it profitable?
Saturday, November 8, 2008 at 9:10pm by Thano

science, biology
what evidence shows that the burning of methane is a chemical reaction?
Sunday, March 1, 2009 at 11:49am by me

Chemistry
Calculate the amount of energy released when Methane is burned.
Thursday, March 10, 2011 at 6:43pm by Travis

CHEMISTRY
CALCULATE THE RMS VELOCITY OF METHANE AT 298 KELVIN.
Tuesday, August 23, 2011 at 10:38am by KIRAN

chemistry
what is the density of methane gas at 2o degree and 115kpa?
Tuesday, January 29, 2013 at 5:59pm by Riana

chemistry
Methane is CH4 and is oxidized as follows: CH4 + O2 ==> CO2 + H2O (not balanced). C2H5OH + O2 ==> CO2 + H2O (unbalanced). C6H12O6 + O2 ==> CO2 + H2O (unbalanced). You can see that methane, ethanol, and glucose are oxidized to their end products of CO2 and H2O when ...
Wednesday, August 4, 2010 at 3:40pm by DrBob222

chemistry
what volume of methane is needed to completely react with 500 liters of oxygen?
Sunday, May 16, 2010 at 9:27pm by (:

chemistry
which of these has the highest melting point, magnesium-oxide, 1-propanol, methane
Tuesday, January 25, 2011 at 3:17pm by joy

chem
Determine the density of methane (CH4) in g/L at 21.9oC and 0.9 atm
Wednesday, June 29, 2011 at 2:34pm by tony

chemistry.....help plz
what is the density of methane gas at 20 degree and 115kpa?
Tuesday, January 29, 2013 at 7:46pm by Riana

BIOLOGY
HOw does cellular respiration compare with the processes of combustion of methane or wood? HOw is it different?
Tuesday, March 24, 2009 at 10:31pm by cubanita

10th grade
What would be the percentage composition of carbon in 10g sample of methane is?
Monday, September 27, 2010 at 5:00am by Sibusiso

chemistry
How many grams of methane gas were used to fill a baloon to a volume of 3.0 L at STP?
Sunday, December 5, 2010 at 11:03am by Naples

chemistry
what is the volume in liters of 4.2 moles methane gas, at 26degree C and 1.40 atm?
Friday, April 8, 2011 at 12:00am by nicole

chemistry
what is the volume in liters of 4.2 moles methane gas, at 26degree C and 1.40 atm?
Friday, April 8, 2011 at 12:04am by nicole

chemistry
Which of the following will lie flat on a plane? Methane, ethane, ethene, ethyne, chloromethane?
Sunday, July 10, 2011 at 3:02pm by g

chemistry
how many moles of methane are required to produce 22g of CO2 after combustion
Sunday, July 24, 2011 at 12:25am by rahul

Chemistry
Calculate the mass ( in grams) of one mole of methane molecules (to .01 g)
Tuesday, November 1, 2011 at 8:56pm by Matt

science (PLEASE HELP)
Why is condensation on the beaker resulted from burning methane a chemical reaction?
Thursday, November 3, 2011 at 12:34am by Lily

chemistry
Calculate the mass of carbon dioxide produced by burning 0.60kg of methane
Monday, November 7, 2011 at 5:16am by Luc

chemistry
How many grams of dichloromethane result from reaction of 1.60 of methane if the yield is 48.8 ?
Tuesday, April 9, 2013 at 2:14pm by larry

Chemistry
C. Calcutate the % yield for the combustion reaction of methane, CH4, whe 100. g of methane react with an excess Oxygen gas to produce water and 230.g of carbon dioxide. Write the balanced equation. Convert 100 g CH4 to mols. Using the coefficients in the balanced eqution ...
Monday, October 29, 2007 at 9:32pm by DrBob222

re-apchem post
a 2L container is charged with 2atm of O2 at 298 Kelvin. Ch4(g) + 2O2(g) --> CO2(g) + 2H20(g) calculate the partial pressure of methane needed to react completely with the O2 in the vessel. What is the total pressure after the reaction is complete if the temperature ...
Sunday, April 12, 2009 at 8:51pm by sarah

Chemistry
Which substance can not be decomposed by ordinary chemical means? how? 1. methane 2. mercury 3. ethanol 4. ammonia
Tuesday, November 6, 2007 at 8:59pm by John

chem
What is the volume in liters of 3.2 moles methane gas, CH4, at 12degrees C and 1.52 atm?
Saturday, July 10, 2010 at 1:28pm by andy

chemistry
How many grams of methane gas (CH4) are in a 15.8 liter sample at 1.2 atmospheres and 27C
Sunday, October 31, 2010 at 10:50pm by smith

chemistry
What mass of water is produced from the complete combustion of 2.5010−3 of methane?
Tuesday, February 7, 2012 at 2:38pm by ASh

chemistry
What mass of oxygen is needed for the complete combustion of 2.5010−3 of methane?
Tuesday, February 7, 2012 at 2:39pm by ASh

Science
What pressure is exerted by 0.010 mol of methane gas if it is volume is 0.26 L at 373K?
Friday, April 13, 2012 at 1:13am by Kayla

Chemistry
Are hybridized orbitals used to explain the fact that the four bonds in methane are equivalent? If not, what is?
Monday, April 16, 2012 at 8:38pm by Grace

Science
d. Methane (CH4) is a gas at room temperature, unless the pressure is extremely high.
Saturday, November 3, 2012 at 7:49pm by drwls

Chemistry
What is the volume in liters of 3.0moles methane gas, CH4, at 12∘C and 1.48atm ?
Wednesday, October 23, 2013 at 10:41pm by rose

Chemistry
What mass of Carbon dioxide is produced from the complete combustion of 4.60x10^-3g of methane?
Thursday, October 24, 2013 at 12:52am by Savannah

Chemistry
1. Out of all the "8" gases [Argon, Hydrogen, Nitrogen, Oxygen, Air, Helium, Methane, Carbon Dioxide], which one is the most likely to depart from the ideal gas behavior? Why? 2. Out of all the "8" gases [Argon, Hydrogen, Nitrogen, Oxygen, Air, Helium, Methane, Carbon Dioxide...
Sunday, November 13, 2011 at 3:22pm by Michael

chemistry
If you burn methane(CH4)and methyl alcohol(CH3OH)which gives off more heat
Tuesday, February 19, 2008 at 12:11pm by luly

SCIENCE
The reactants methane and oxygen combine in a combustion reaction to form carbon dioxide and water.
Tuesday, December 1, 2009 at 9:52pm by Brittany

Definition chem!!!!!
O2 for molecular oxygen, O3 for ozone, CH4 for methane, C6H6 for benzene.
Wednesday, June 2, 2010 at 11:20pm by Jen

chemistry
What mass of carbon dioxide is produced from the complete combustion of 8.2010−3 g of methane?
Sunday, September 19, 2010 at 8:41pm by kim

engineering of science
What mass of oxygen is needed for the complete combustion of 8.9010−3 of methane?
Saturday, October 2, 2010 at 2:29pm by Eric

science
What mass of carbon dioxide is produced from the complete combustion of 5.2010−3 of methane?
Thursday, October 28, 2010 at 8:58pm by amber

chemistry
What mass of carbon dioxide is produced from the complete combustion of 2.6010−3 of methane?
Thursday, October 13, 2011 at 9:05pm by CHRIS

chemistry
What mass of carbon dioxide is produced from the complete combustion of 2.5010−3 of methane?
Tuesday, February 7, 2012 at 2:38pm by ASh

chemistry
at what temperature will the root mean square velocity of sulphur dioxide be same as that of methane at 27c?
Thursday, July 5, 2012 at 11:20am by niharika

chemistry please help
What is the volume in liters of 5.0moles methane gas, CH4, at 20∘C and 1.40atm ?
Thursday, July 18, 2013 at 12:28am by Anonymous

science
calculate the mass of carbon which is required to form 44,8dm of methane gas at STP
Friday, August 16, 2013 at 7:19am by Anonymous

chemistry
What mass of oxygen is needed for the complete combustion of 5.0010−3g of methane?
Monday, October 14, 2013 at 2:29pm by kristy

Ruminant Nutrition (college)
I'm studying for a Ruminant Nutrition final exam and have a couple essay questions that I'm really struggling with... - How do ruminants fit into sustainable food production systems? - Assume that you can genetically modify a rumen microbe to perform any reaction (e.g., ...
Monday, May 4, 2009 at 6:31am by Lacey

engineering of science
What mass of water is produced from the complete combustion of 8.9010−3g of methane
Saturday, October 2, 2010 at 1:25pm by Eric

Chemistry
how many liters of oxygen are necessary for the combustion of 425 g methane assuming the reaction takes place at STP
Thursday, February 17, 2011 at 1:42am by Alicia

CHEMISTRY
I need help please. "what voluma [in mL] at STp will be occupied by 0.0035 mol of methane [CH4]" THANK YOU SOO MUCH!
Wednesday, May 21, 2008 at 10:03pm by Mandy

chemistry
Place these hydrocarbons in order of decreasing boiling point: paraffin : methane: octane: isooctane: ( also known as 2,2,4 trimethylpentane) octadecane:
Sunday, December 6, 2009 at 4:46pm by ashely

Chemistry
What mass of methane must be combusted to produce 1.00 x 10^3 kJ of heat? could someone write the equation and the answer? Thank You.
Thursday, May 20, 2010 at 9:05pm by Anonymous

Chemistry
wrong, answer is that the methane makes up 46% of the gases being burned. (I have the chem textbook that the Q comes from).
Monday, March 21, 2011 at 3:22pm by Anonymous

Chemistry
wrong, answer is that the methane makes up 46% of the gases being burned. (I have the chem textbook that the Q comes from).
Monday, March 21, 2011 at 3:22pm by Anonymous

CHEMISTRY
What mass of water is produced from the complete combustion of 2.6010−3 of methane? Express your answer with the appropriate units.
Thursday, October 13, 2011 at 11:10pm by CHRIS

chemistry
What mass of oxygen is needed for the complete combustion of 2.6010−3 of methane? Express your answer with the appropriate units.
Friday, October 14, 2011 at 12:06am by CHRIS

chemistry
I'd have to go with A. Burn methane to get carbon dioxide and water. C and D are aqueous, so there's no chance there. hydrogen bromide and lye? Don't think so! ...
Tuesday, November 29, 2011 at 1:38pm by Steve

Chemistry
For a given sample of CH3OH, the enthalpy change during the reaction is 82.6 kJ. How many grams of methane gas are produced?
Monday, March 5, 2012 at 6:51pm by Dylan

chemistry
26 g of methane CH4 has a pressure of 450 kPa at 250 degrees celcius find the volume occupied by the gas
Wednesday, April 11, 2012 at 11:17am by db

chemistry
What volume of oxygen at s.t.p is required for the complete combustion of methane according to the following equation. CH4 2O2= CO2 2H2O
Thursday, January 10, 2013 at 11:09am by Joseph

Chemistry
Calculate the ratio of moles of CO2 produced to moles of the original gas mixture? A mixture of methane (CH4) and ethane (C2H6) is stored in a container at 294 mmHg. The gases are burned in air to form CO2 and H2O. If the pressure of CO2 is 351 mmHg measures at the same ...
Friday, August 13, 2010 at 2:29am by Jenny

Chemistry
Calculate the ratio of moles of CO2 produced to moles of the original gas mixture? A mixture of methane (CH4) and ethane (C2H6) is stored in a container at 294 mmHg. The gases are burned in air to form CO2 and H2O. If the pressure of CO2 is 351 mmHg measures at the same ...
Friday, August 13, 2010 at 2:29am by Jenny

Chemistry
When 20.5g of methane and 45.0g of chlorine gas undergo a reaction that has a 75.0% yeild, what mass of chloromethane forms?
Tuesday, September 29, 2009 at 1:16pm by Sam

chemistry
What volume of O2 gas, measured at 297K, is needed to completely burn all the methane (CH4) in a 3.00L container at the same T and P?
Monday, March 8, 2010 at 3:41pm by Shannon

Chemistry
How much heat is associated with the burning of 2.27 g of methane in the following unbalanced reaction: CH4(g) + O2(g) →CO2(g) + H2O(g)?
Wednesday, March 7, 2012 at 9:21pm by John

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