Search: How many liters of hydrogen gas are needed to react with CS2 to produce 1.25 L of CH4 at STP?page=4

Number of results: 13,228

chemistry
What volume of HCl gas is produced by the reaction of 2.4 liters of H2 gas with 1.5 liters of Cl2 gas? (Volumes are at the same T and P.) 1. 3.0 liters 2. 4.8 liters 3. 0.75 liters 4. 2.4 liters 5. 1.5 liters
Monday, November 1, 2010 at 9:29pm by Bob

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
Two more need help figuring out how to do: How many liters of water vapor can be produced when 8.23 liters of oxygen gas reacts with hydrogen gas (H2g + 02g = H20g. How many liters of water vapor can be produced if 108 grams of methane gas are conbusted at 312K and 98 atm. CH4...
Saturday, July 23, 2011 at 11:38pm by Anonymous

Chem
Mg reacts with 150 mL of 6.00M Hcl through single replacement to produce hydrogen gas. How many liters of hydrogen gas are produced? (tell me how you got it please)
Tuesday, May 5, 2009 at 9:24pm by druva

Chemistry
Oxygen gas and hydrogen gas are used to synthesize dihydrogen monoxide. A lab group utilizes 1.00 liters of oxygen and 1.01 liters of hydrogen to create 0.75 grams of product. How many milliliters of product should the group have expected to get? What will the [H+] ...
Monday, May 20, 2013 at 4:54pm by Adam

Chemistry
Consider the following chemical reaction: C (s)+ H2O(g) --> CO(g)+ H2(g) How many liters of hydrogen gas are formed from the complete reaction of 1.20 mol of C? Assume that the hydrogen gas is collected at a pressure of 1.0 atm and temperature of 310 K.
Friday, April 16, 2010 at 2:39pm by Eileen

Chemistry
Ammonia is formed by reacting nitrogen and hydrogen gases. How many liters of ammonia gas is formed from 13.7 L of hydrogen gas at 93C and pressure of 40 kPa?
Monday, April 5, 2010 at 8:52pm by dale

Chemistry
Ammonia (NH3) is formed industrially by reacting nitrogen and hydrogen gases. How many liters of ammonia gas can be formed from 13.7L of hydrogen gas at 93.0 degrees Celsius and a pressure of 2.25atm?
Monday, November 17, 2008 at 11:57pm by Chris

chem
excess oxygen? If you mean excess hydrogen, then 2 L of iodine gas will form 4 liters of HI gas at the same temp, pressure, according to the balanced equation. However, pressure is doubled, so it will form only 2 liters.
Monday, March 31, 2008 at 5:44pm by bobpursley

chemistry
I am a freshman in college, and am taking a placement test soon, but haven't seen chemistry since 10th grade. I'd appreciate any help I can get from anyone here to help me solve this problem: Hydrogen and sulfur chemically combine to form the gas hydrogen sulfide, ...
Thursday, January 5, 2012 at 2:41am by John

chemistry
Assuming all volume measurements are made at the same temperature and pressure, how many liters of oxygen gas would it take to react completely with 7.25 liters of hydrogen gas? Show all of the steps taken to solve this problem. Unbalanced equation: H2 (g) + O2 (g) yields H2 O(g)
Thursday, July 14, 2011 at 1:45pm by kendra

Chemistry
How many liters of ammonia gas can be formed from 11.3 L of hydrogen gas at 93.0 C and a pressure of 42.4 kPa?
Friday, March 22, 2013 at 10:26am by Venus

Chemistry
Consider the chemical reaction C + H2O -----> CO + H2 How many liters of hydrogen gas are formed From the complete reaction of 1.07 mol of C? Assume that the hydrogen gas is collected at a pressure of 1.0 atm and the temperature of 315K So I'm looking for volume and...
Wednesday, October 19, 2011 at 11:12pm by Monique

Stoichiometry
[Volume-Volume].How many liters of HF gas will be produced when 30.0 liters of hydrogen reacts ? Equation:h2+f2--->2HF i need help
Monday, March 30, 2009 at 6:29pm by Dom

12th grade
gaseous ammonia is made by the following reaction: N2+3H2 - 2NH3. if you start with 7 liters on nitrogen gas, how many liters of hydrogen are needed for a chemical reaction?
Monday, June 14, 2010 at 11:21am by Anonymous

Chemistry
I havent been at school for 8 days due to somthing wrong with my heart, but the teachers gave me work. I have no clue how to do them. I really need help please, There all due tomarrow. Ammonia is formed by reacting nitrogen and hydrogen gases. How many liters of ammonia gas is...
Monday, April 5, 2010 at 9:22pm by Help please

chemistry urgent
what volume in liters of gaseous hydrogen chloride can be prepared from 40.0 liters of hydrogen with an exces of chlorine? all volumes are measured at STP: H + Cl -> HCl
Tuesday, November 30, 2010 at 4:50pm by lianne

chemistry
How many liters of hydrogen gas can be produced if 102 grams of methane gas (CH4) are combusted at 315 K and 1.2 atm? Show all of the work used to solve this problem. CH4 (g) + 2 O2 (g) CO2 (g) + 2 H2O(g)
Monday, December 19, 2011 at 3:19pm by sarena

Chemisty
Fluorine gas can react with ammonia gas to produce dinitrogen tetrafluoride gas and hydrogen fluoride gas. This reaction is described by the following balanced equation: 5 F2 (g) + 2 NH3 (g) N2F4 (g) + 6 HF (g) What mass of hydrogen fluoride gas is produced from 135 g of ...
Friday, March 8, 2013 at 7:46pm by Anna

Chemistry
Nitrogen gas (N2) reacts with hydrogen gas (H2) to form ammonia (NH3). At 200 oC in a closed container, 1.1 atm of nitrogen gas is mixed with 2.1 atm of hydrogen gas in an otherwise empty container. At equilibrium, the total pressure is 2.2 atm. Calculate the partial pressure ...
Thursday, May 3, 2012 at 11:53am by Jake

Chemistry
Phosphoric acid reacts with zinc to produce hydrogen gas and zinc phosphate. How many grams of acid are required to produce 5.3 liters of hydrogen at 743mmHg and 27.0 degrees Celsius
Monday, February 28, 2011 at 7:10pm by Alex

math
A motorcyclist used 3.21 liters of gasoline to travel from Greenfield to Milltown. The next day he traveled from Milltown to New Haven, using another 1.95 liters of gasoline. About how much gas did he use on the two trips? a:about 4 liters b:about 3 liters c:about 5 liters d:...
Monday, December 3, 2012 at 5:13pm by Anonymous

Chemistry
What volume in liters would contain 5.30 x 1024 molecules of hydrogen gas at STP?
Tuesday, February 19, 2013 at 5:39pm by Bay

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 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

Eighth Grade Science
A tube has gas within it whose volume equals 250 liters at a temperature of 300 celsius K . If the pressure of the gas is kept constant, what will the temperature be if the gas volume is increased by 50 liters ?
Wednesday, November 19, 2008 at 5:06pm by Jordan

Chemistry
What volume in liters would contain 5.30 x 10^24 molecules of hydrogen gas at STP?
Tuesday, February 19, 2013 at 5:41pm by Bay

Chemistry-Equation
How many liters of hydrogen gas are needed to react with CS2 to produce 1.25 L of CH4 at STP?
Friday, March 5, 2010 at 11:34am by meg

Chemistry
in describing an equilibrium reaction involving hydrogen gas, iodine gas, and hydrogen iodide gas, all of the statements about equation Q=[Hl]2 divide [H2][l2]are true except for which one?
Sunday, August 5, 2012 at 7:37pm by debbie

chemistry
2H2O2 --> 2H2O +O2 If a 250mL bottle of hydrogen peroxide solution containing 3% H2O (by mass) completely decomposed how many liters of gas would it generate. Assume that one mole of gas occupies a volume of 22.4 L and that the density of the solution is 1 g/mL.
Tuesday, October 6, 2009 at 9:07pm by Anonymous

Chemistry
Magnesium metal reacts with hydrochloric acid to produce hydrogen gas H2 Mg + 2HCl ----> MgCl + H2 Calculate the volume (in liters) of hydrogen produced at 33 degrees C and 665 mmHg from 0.0840 mol Mg and excess HCl P= .875 atm V= ? n= .0840 mol R= 0.0821 T= 306 K V= ...
Tuesday, October 23, 2007 at 7:57pm by Lauren

AP Chemistry
Small quantities of hydrogen gas can be prepared in the laboratory by the addition of aqueous hydrochloric acid to metallic zinc. Zn(s)+2HCl(aq) -> ZnCl2(aq)+ H2(g) Typically, the hydrogen gas is bubbled through water for collection and becomes saturated with water ...
Wednesday, November 3, 2010 at 9:51pm by Anonymous

Chemistry 22
1. What is the Kelvin temperature of a system in which 4.50 mol of a gas occupy 0.250 L at 4.15 atm? 2. In the lab, students generated and collected hydrogen gas according to the following equations: Zn + H2SO4---> H2 + ZnSO4 a) How many mL of hydrogen gas at STP were ...
Monday, November 29, 2010 at 8:39pm by Ivy

Chemistry
How many liters of hydrogen gas can be produced at 300.0K and 1.55atm if 20.0g of sodium metal is reacted with water?
Thursday, December 6, 2012 at 6:14pm by Allie

Chemistry
How many liters of hydrogen gas can be produced at 300.0K and 1.55atm if 20.0g of sodium metal is reacted with water?
Thursday, December 6, 2012 at 6:00pm by Allie

chemistry
How many grams of zinc must react with HCl in order to produce 4.35 liters of hydrogen gas, measured at STOP?
Wednesday, August 31, 2011 at 11:40am by Devin B

Chem
How many liters of hydrogen gas are needed to generate 90.0g of water 25C and 1atm pressure? What are the conversions I need?
Saturday, April 19, 2008 at 3:53pm by Ginger

chemistry
hydrogen gas is collected in a bottle, and the pressure of the gas is 892 torr at 24 °C. what is the pressure of hydrogen gas when the temperature decreases to 20 °C?
Tuesday, November 30, 2010 at 12:55pm by Lynn

chemistry
17 liters of a gas is at an initial temperature of 67 degrees C and a pressure of 88.89 atm, what will be the pressure of the gas if the tempetature of the gas is raised to 94 degrees C and the volume of the gas is decreased to 12 liters? 177 atm 36.3 atm 108 atm 136 atm 219 atm
Monday, December 5, 2011 at 2:43pm by Anonymous

chemistry
Zinc combines with hydrochloric acid to form aqueous zinc chloride and hydrogen gas. If 300.0 mL of a 0.150 M solution of HCl is allowed to react with excess zinc, how many moles of hydrogen gas would be produced? Part two: if this reaction happens at STP what ...
Tuesday, March 6, 2012 at 11:38pm by Anonymous

Chemistry
how many liters of carbon dioxide gas can be produced when 12.8 liters of oxygen gas react with excess carbon monoxide?
Tuesday, March 29, 2011 at 12:15pm by Lakeisha Lenoir

Chem 112
An equilibrium was established after 0.100 mol of hydrogen gas and 0.100mol of iodine gas were added to an empty 1.00L reaction vessel and heated to 700K. The color intensity of the mixture changed from deep purple to a lighter purple color. At equilibrium, concentration of ...
Friday, September 30, 2011 at 8:33am by Dominique

chemistry
How many liters of carbon dioxide gas will be produced from the decompostion of 5.0 grams of sodium hydrogen carbonate? How do I write out equation and solve it
Tuesday, November 30, 2010 at 1:20am by Tosha

Chem
How many liters of hydrogen gas are neede to generate 90.0g of water of 25.0°C and 1 atm pressure? What is the equation I can use to figure this?
Saturday, April 19, 2008 at 2:46pm by Ginger

chemistry
In a sealed vessel xenon tetrafluoride, XeF4, reacts with hydrogen gas to give xenon gas and hydrogen fluoride gas. What is a balanced chemical equation, including state symbols, for this reaction. thankyou.
Saturday, January 3, 2009 at 12:53pm by trigger

chemistry
Which would produce greater number of moles of product: a certain amount of hydrogen gas reacting with oxygen gas to make water, or the same amount of hydrogen gas reacting with nitrogen gas to make ammonia? Why?
Sunday, April 11, 2010 at 4:06pm by tay

science year 7
As for the test. I have seen a person go and place metal in HCl on tv. The way they tested to see whether it was hydrogen gas was to collect the gas in a baloon as the Hydrogen gas was created. Then the sealed the balloon by tying it and subsequently lighted the balloon on ...
Monday, May 5, 2008 at 8:54am by ~christina~

chemistry
the composition of hydrogen selenide can be determined by heating tin(Sn)in a measured volume of gas the hydrogen selenide is decomposed producing solid tin selenide(SnSe)and hydrogen gas if the temp,and pressyure are unchanged,the gas volume when the decomposition is over is ...
Wednesday, January 24, 2007 at 5:46am by JILLIAN

Chemistry 101
Iron reacts with hydrochloric acid to produce iron (2) chloride and hydrogen gas.Fe (s)+ 2 HCL (aq) -FeCl2 (aq) + H2 (g).The hydrogen gas from the reaction 2.2g of iron with excess acid is collected in a 10L flask at 25 degrees celcius. What is the pressure of the hydrogen gas...
Thursday, April 30, 2009 at 10:29pm by Eunice

chemistry
Carbon monoxide gas and hydrogen gas are mixed in a two liter flask. The reaction produces methanol gas as the only product. At equilibrium the Keq is 1.1 x 10-5. The flask initially held 6 grams of hydrogen and the equilibrium concentration of hydrogen is 0.1 M. How many ...
Monday, March 12, 2012 at 8:25am by Don

CHEMISTRY
WHAT WILL BE THE BALANCE CHEMICAL FORMULA FOR THIS QOUESTION ammonia is produced by sythesizing nitrogen and hydrogen gas. if i have 2 mols of nitrogen gas and 5 mols of hydrogen gas, which reagent will run out first??
Thursday, November 11, 2010 at 7:42pm by tarkan

chemistry
how many liters of hydrogen gas can be formed at 722 mmHg at 15 degress C when 5.5 grams of zinc metal with 150 mL of 1.25 molarity HCl solution?
Saturday, November 10, 2012 at 3:51pm by Missy

chemistry
using this equation: Ni+H2SO4=H2+NiSO4 how many liters of hydrogen gas at 298degK and 2.5atm could be produced if you react 25 grams of nickel metal?
Monday, April 25, 2011 at 8:58pm by chemdumby

Chemistry
A reaction of 1 L of chlorine gas (Cl2) with 3 liters of fluorine gas (F2) yields 2 liters of a gaseous product. All gas volumes are at the same temperature and pressure. What is the formula of the gaseous product? So it would look roughly like this? Cl2 + F2 --> 2ClF ?
Thursday, April 8, 2010 at 2:00pm by Anonymous

Chemistry
The combustion of 75.5 liters of 2- propane (c3h6)with 95.5 liters of oxygen gas is extremely exothermic. What is the maximum amount of water (in grams) to be made from this and how much of the non-limiting reactant is unused at the end (in liters)?
Monday, March 14, 2011 at 8:51pm by Nicole

chemistry
how many liters of oxygen are required to react completely with 12.5 liters of hydrogen sulfide at stp?
Tuesday, May 8, 2012 at 11:40pm by Brigitte

chemistry
how many liters of oxygen are required to react completely with 3.6 liters of hydrogen to form water? how do i do this problem... thanks:)
Sunday, June 8, 2008 at 10:44am by Miley

chemistry HMWK help.......
ammonia is produced by sythesizing nitrogen and hydrogen gas. if i have 2 mols of nitrogen gas and 5 mols of hydrogen gas, which reagent will run out first?? a) if i have 0.0345 mols of nitrogen gas and 0.0537 mols of hydrogen gas, which reagent will run out first? how many ...
Thursday, November 11, 2010 at 5:40pm by tarkan

chemistry
if 3.21 mol of a gas occupies 56.2 liters at 44 degrees celcius and 793 torr, 5.29 mol of this gas occupies how many liters under these conditions?
Wednesday, January 20, 2010 at 2:33pm by Anonymous

science
1. What weight of aluminum may be obtain from 1 kg of aluminum oxide? 2. how many liters of hydrogen would be form by the reaction of 25g of hydrochloric acid and sufficient quantity of zinc? 3. 0.82l of an unknown gas at 35 degree Celsius and 80 cm-Hg weigh 2.46g. compute for...
Saturday, August 27, 2011 at 6:31am by josh

Chem
A gas company wants to manufacture 100,000 Liters of C8H10 gas. How many Liters of the reactants must this company use? C + H2 = C8H10
Thursday, February 2, 2012 at 12:36pm by ELIJAH 21

ap chemistry
a gas has a pressure of 1.1 atm occupies a volume of 24 liters. What will the pressure be if the gas has a final volume of 19 liters at constant temperature?
Monday, December 13, 2010 at 11:32pm by tamara

chemistry
If 2.00L of nitrogen and 5.00L of hydrogen were allowed to react, how many liters of NH3 (g) could form? The condition of the gas collected were 745 mmHg and 22C.
Monday, April 12, 2010 at 9:22pm by Amanda

chemistry
The equation for the reaction between hydrogen gas and oxygen gas is: 2H2(g) + O2(g) ---> 2H2O(l) i) How much hydrogen will react with 8g of oxygen? ii) how much water will be formed when 6g of hydrogen react? i would appreciate your help.
Sunday, October 17, 2010 at 1:05pm by paul

Physical Science
A chemist is investigating an unknown gas. She observes that it combines with oxygen. It takes two liters of oxygen to fully react with one liter of the unknown gas, and that the resulting volume of gas is also two liters. What does she conclude? A.) The unknown gas is ...
Monday, October 17, 2011 at 10:28am by Anonymous

chemistry
how many liters of hydrogen gas measured at 1.05 atm and negative 25 degrees will be produced when 5.00 grams of magnesium metal is dropped into excess hydrochloric acid?
Tuesday, May 25, 2010 at 6:51pm by sss

Chem-Gas Stoichiometry
N2+3H2->2NH3 What volume of hydrogen is necessary to react with five liters of nitrogen to produce ammonia? (assume constant temp. and pressure.)
Monday, May 5, 2008 at 6:21pm by Alex

chemistry
nitrogen gas reacts with hydrogen gas to form ammonia. The nitrogen gas is in a closed 500.0 mL flask at 751 mm HG connected to a 1.25 L flask containing the hydrogen gas at 1.21 atm pressure. Both flasks are kept at 37C. if the stopcock is opened and the gases are allowed to ...
Wednesday, April 10, 2013 at 2:40pm by anonymous

Chemistry
1. Molarity is to moles of solute over liters of solution as molality is to A. molar concentration over molal concentration. B. moles of solute over kilograms of solvent. C. molal concentration over molar concentration. D. moles of solute over moles of solvent. 2. In ...
Monday, September 26, 2011 at 1:07pm by Jack

Chemistry
Convert the following into a balanced equation: Liquid disilicon hexachloride reacts with water to form solid silicon dioxide, hydrogen chloride gas, and hydrogen gas.
Thursday, October 29, 2009 at 9:52pm by Anonymous

Chemistry
Hydrogen gas dissolves in palladium with the hydrogen molecules going into the spaces between the metal ions. Determine the molarity, molality, and percent by mass of the H2:Pd solution (d=10.8g/cm)containing 0.94g hydrogen gas dissolved in 215 grams of palladium metal.
Friday, February 17, 2012 at 8:05pm by James

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 ...
Friday, April 15, 2011 at 12:58am by BlahxD

Chem-Gas Stoichiometry
There is a long way and a short way. The long way uses conventional stoichiometry. The short way says that for an all gaseous reaction, we can omit changing everything to mols, making conversions, and changing back to liters. We can just operate in liters. Therefore, 1 liter ...
Monday, May 5, 2008 at 6:21pm by DrBob222

Chemistry
how do you write a chemical equation with this reaction? can u help me solve these 1.Liquid carbon disulfide reacts with oxygen gas, producing carbon dioxide gas and sulfur dioxdie gas. 2. Solid zinc and aqueous hydrogen sulfate reacts to produce hydrogen gas and aqueous zinc ...
Monday, January 26, 2009 at 5:15pm by Lauren

General Chemistry
Methanol is produced as the sole product of the combination of carbon monoxide gas and hydrogen gas. If 3.12X103 kg of methanol are actually produced, what is the precent yield if you start with 430.0 kg of hydrogen gas?
Monday, February 21, 2011 at 9:19pm by Samm

Chemistry
maybe this is better If 21.3 grams of lithium react with excess water, how many liters of hydrogen gas can be produced at 297 Kelvin and 1.40 atmospheres? Show all of the work used to solve this problem.
Saturday, March 19, 2011 at 2:02pm by Danielle

Chemistry
If a sample of pure hydrogen gas is ignited very carefully, the hydrogen burns gently, combining with the oxygen gas of the air to form water vapor. Write the unbalanced chemical equation for this reaction.
Friday, November 4, 2011 at 12:13am by Cassie

Chemistry
A VERY good answer. In addition, the reaction produces hydrogen gas which explodes if mixed with the proper proportion of air. The fume hood handles both the HCl fumes and the hydrogen gas released.
Sunday, April 11, 2010 at 7:27pm by DrBob222

chemistry
Assuming all volume measurements are made at the same temperature and pressure, how many liters of carbon dioxide gas can be produced when 12.8 liters of oxygen gas react with excess carbon monoxide? Show all of the work used to solve this problem.
Monday, December 19, 2011 at 3:18pm by sarena

Chemistry
How many liters of hydrogen gas can be made from 65.5g of magnesium at STP? Magnesium reacts to sulfric acid according to this equation... Mg+H2SO4-->MgSO4+H2
Monday, March 5, 2012 at 5:24pm by Cynthia

chemistry
Determine the theoretical and percent yield of hydrogen gas is 36 g of water undergoes electrolysis to produce hydrogen and oxygen and 3.8 g of hydrogen is collected.
Wednesday, February 8, 2012 at 7:57pm by Elle

chemistry
1. What happened to the hydrogen gas generated in the last reaction? Add hydrogen gas to the cycle. 2. What happened to the aluminum? 3. Why was it important to wash the CuO? 4. What other metals can be easily recycled?
Thursday, March 8, 2012 at 6:48pm by jhong

chemistry
A gas tank holds 15.0 liters of gas at 37C and 342 kPa. What volume would this gas occupy at STP?
Tuesday, January 11, 2011 at 7:12pm by Hunter

chemistry
A gas tank holds 15.0 liters of gas at 37C and 342 kPa. What volume would this gas occupy at STP?
Tuesday, January 11, 2011 at 7:11pm by Hunter

Chemistry
A sample of gas with a volume of 14.9 liters at 2.6 atmospheres pressure and a temperature of 25°C is allowed to expand to a volume of 29.3 liters at a temperature of 15°C. What is the final pressure (atm)atof the gas?
Monday, March 25, 2013 at 2:34pm by Linzy

Science
In the following reaction, how many liters of oxygen will react with 270 liters of ethene (C2H4) at STP? C2H4(g) + 3O2(g) ---> 2CO2(g) + 2H2O(g) The volume of one mole of gas at STP is 22.4 liters.
Wednesday, February 27, 2013 at 9:39pm by Russell

Chemistry
Determine the theoretical and percent yield of hydrogen gas if 78.5 g water undergoes electrolysis to produce hydrogen and oxygen and 3.23 g hydrogen is collected.
Saturday, May 11, 2013 at 12:04pm by Charles

chemistry
Determine the theoretical and percent yield of hydrogen gas if 78.5 g water undergoes electrolysis to produce hydrogen and oxygen and 3.63 g hydrogen is collected?
Wednesday, January 25, 2012 at 8:28pm by franklin

chemistry
Determine the theoretical and percent yield of hydrogen gas if 78.0 g water undergoes electrolysis to produce hydrogen and oxygen and 3.02 g hydrogen is collected.
Thursday, January 19, 2012 at 6:08pm by Anonymous

chemistry
If you collect hydrogen gas over water at a temperature of 45 degrees celcius, what is the volume of jst te hydrogen if the pressure of hydrogen is 1.23 atm and the grams of hydrogen was 2.6? What is the volume of the water?
Saturday, December 4, 2010 at 11:35pm by regina

chemistry
In the reaction Mg (s) + 2HCl (aq) H2 (g) + MgCl2 (aq), how many liters of hydrogen gas will be produced from 75.0 milliliters of a 3.0 M HCl in an excess of Mg at STP?
Thursday, June 13, 2013 at 10:21am by mindy

chemistry
if 5liters of hydrogen iodide gas is bubbled through 2 liters of 0.0275 M lead 2 nitrate solution at STP, how many grams of lead 2 iodide will precipitate out?
Thursday, January 6, 2011 at 5:02pm by jess

Chemistry
2.8g of iron(¡¡) reacted with 100ml of 2M sulfuric acid. A.Which reactant is in exces? B. What volume of hydrogen gas is produce at RTP? C. How many moles of iron sulfate is produced? D. How many atoms of hydrogen gas were evolved?
Wednesday, June 6, 2012 at 7:53am by Jeconiah

college chemistry
Lithium metal decomposes in water and releases hydrogen gas. if 275 ml of hydrogen gas is produced at stp. what is the mass of lithium that reacted ? Li(s)+H2O(l)=LiOH(aq)+H2(g)
Sunday, April 15, 2012 at 10:59pm by Ana g

Chemistry :) simple question
The above assumes that the acid consists of an aqueous solution. HCl reacts with Na to produce NaCl and Cl2 gas, not hydrogen. In fact, I guess my answer is actually wrong; a gas atom is displaced, but it's not necessarily hydrogen.
Thursday, February 21, 2013 at 10:48am by Steve

Chemistry
Assuming all volume measurements are made at the same temperature and pressure, how many liters of carbon dioxide gas can be produced when 12.8 liters of oxygen gas react with excess carbon monoxide? Show all of the work used to solve this problem. Unbalanced equation: CO(g...
Tuesday, March 29, 2011 at 12:15pm by Bob

CHEMISRTY
How many liters of H2O will form when excess O2 reacts with 100 liters of H2 according to the gas phase reaction:
Friday, May 3, 2013 at 6:28pm by KRISTY

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