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April 17, 2014

Search: How many grams of nitrogen are needed to produce 30.6 grams of ammonia?

Number of results: 51,429

stoichiometry
Ammonia gas reacts with oxygen gas according to the following equation: 4NH3 + 5O2----4NO + 6H2O a. How many moles of oxygen gas are needed to react with 23 moles of ammonia? (29 mole) b. How may grams of NO are produced when 25 moles of oxygen gas react with an excess of ...
Wednesday, February 9, 2011 at 9:43pm by Jonathan

CHEMISTRY
When you react hydrogen gas with nitrogen gas to form ammonia, How many grams of all species ( reactants and products) are left when you start with 140 grams of nitrogen and 40 grams of hydrogen?
Sunday, September 27, 2009 at 7:12pm by jennifer

chemistRY
When you react hydrogen gas with nitrogen gas to form ammonia, How many grams of all species ( reactants and products) are left when you start with 140 grams of nitrogen and 40 grams of hydrogen?
Tuesday, February 8, 2011 at 5:18pm by jennifer

chemistRY
When you react hydrogen gas with nitrogen gas to form ammonia, How many grams of all species ( reactants and products) are left when you start with 140 grams of nitrogen and 40 grams of hydrogen?
Tuesday, February 8, 2011 at 5:18pm by jennifer

Chemistry
Ammonia is used as a fertilizer throughout the world. It is often produced by reacting nitrogen gas with hydrogen gas in a synthesis reaction. How much ammonia in grams can be produced from 9207 grams of nitrogen and 44 000 L of hydrogen?
Monday, March 4, 2013 at 7:17pm by Michelle

chemistry NEED HELP please
N2(g) + 3H2(g) ==> 2NH3(g) A. If 16.99 g of hydrogen is reacted at STP, volume of ammonia is produced? B. If 35.82 L of nitrogen is reacted at STP, what mass of hydrogen must also be reacted? C. At STP, what volume of hydrogen is needed to produce 70.9 L of ammonia; D. What...
Tuesday, May 10, 2011 at 4:44pm by Danni

Chemistry
The equation shows you that 1 molecule of nitrogen reacts with 3 molecules of hydrogen to produce 2 molecules of ammonia. If you have 30 molecules of hydrogen, 10 molecules of nitrogen will react with it to produce 20 molecules of ammonia. Thus after the reaction has gone to ...
Friday, October 31, 2008 at 3:36am by Dr Russ

chemistry
How man grams of nitrogen monoxide are needed to react with adequate oxygen to produce 89.6 L of nitrogen dioxide
Wednesday, March 21, 2012 at 11:37pm by Bob

Chemistry
Hydrogen gas,H2 , reacts with nitrogen gas,N2 , to form ammonia gas,NH3 , according to the equation 3H2+N2-2NH3 How many grams ofNH3 can be produced from 2.90mol ofN2 ? How many grams ofH2 are needed to produce 13.75g of NH3 ? How many molecules (not moles) ofNH3 are produced ...
Monday, October 5, 2009 at 8:03pm by Rose

chemestry
For the following reaction, 5.70 grams of hydrogen gas are mixed with excess nitrogen gas. The reaction yields 22.6 grams of ammonia. (1) What is the theoretical yield of ammonia ? ____ grams (2) What is the percent yield for this reaction ? ____ %
Wednesday, November 17, 2010 at 1:29am by cristy

Chemistry
Hydrogen gas, , reacts with nitrogen gas, , to form ammonia gas, , according to the equation 3H2+N2-2NH3 How many grams of are needed to produce 13.75g of NH3 ? How many molecules (not moles) of are produced from 8.2610−4g of H2 ?
Monday, October 5, 2009 at 7:42pm by Rose

college
18.0 grams of oxygen is reacted with nitrogen to make 56.0 grams of nitrogen dioxide according to the following reaction: 2O2 + N2 ---> 2 NO2 How much nitrogen (in grams) reacted?
Friday, November 19, 2010 at 10:33am by SAMM

chemistry
How many grams of ammonia are formed when 1.34 grams of nitrogen react with an excess of hydrogen(3 H2 + N2 reacts to form 2 NH3)(Answer to tenths ex. 2.5)?
Tuesday, July 6, 2010 at 6:12pm by derek

CHEMISTRY
WHAT IS THE MASS IN GRAMS OF AMMONIA PRODUCED WHEN 280G NITROGEN REACTS TO FROM AMMONIA
Monday, September 26, 2011 at 9:25pm by TROUBLED

chemistry
If 20.0 grams of hydrogen and 40.0 grams of nitrigen are combined to form nitrogen trihidride, how many grams of nitrogen trihydride should be formed?
Monday, March 12, 2012 at 8:14pm by stoi.

Chemistry
How many grams of sodium azide are required to produce 31 grams of nitrogen
Tuesday, May 3, 2011 at 11:50am by Nikki

Chemistry
In the following reaction, how many grams of ammonia (NH3) will produce 300 grams of N2? 4NH3 + 6NO d 5N2 + 6H2O
Wednesday, April 27, 2011 at 8:18pm by Rachel

chemistry
In the following reaction, how many grams of ammonia (NH3) will produce 300 grams of N2? 4NH3 + 6NO -> 5N2 + 6H2O
Wednesday, January 9, 2013 at 10:59am by Dixie

Chemistry
(1)Aluminum reacts with oxygen to produce aluminum oxide according to the following reaction: 4Al(s) + 3O2(g) → 2Al2O3(s) Calculate the moles of Al2O3 produced when the reaction is performed with 31.06 g of each reactant. (2)Nitrogen dioxide reacts with water to produce ...
Wednesday, March 6, 2013 at 8:54pm by WCU cats

chemistry
In an experiment of hydrogen reacts with 110.0 g nitrogen gas, producing 100.1 g ammonia. a) How many grams of nitrogen will be left over?
Sunday, March 23, 2014 at 11:56pm by meks

Chemistry
NH4NO3 (aq) + (heat) --> 2 H20 (l) + N2 (g) Calculate the mass in grams of ammonium nitrate that must be used to produce 1.50 L of nitrogen gas collected over water at 30C and 748 torr. At 30C, PH20 = 31.8 mmHg. Find the moles of nitrogen gas.
Monday, October 24, 2011 at 11:58pm by Anonymous

Chemistry
If 1.40 grams of nitrogen is used in the reaction, how many grams of hydrogen will be needed?
Thursday, October 15, 2009 at 9:59pm by Tosha

chemistry
in a compound of nitrogen and oxygen, 14.0 grams of nitrogen combines with 32.0 grams of oxygen. How much oxygen is required to combine with a sample of 10.5 grams of nitrogen in producing same compound? How do you do the math?
Monday, June 6, 2011 at 1:23pm by Don

Chemistry
1. The reaction of fluorine with ammonia produces dinitrogen tetrafluoride and hydrofluoric acid. F2(g) + NH3(g) N2F4(g) + HF(g) a. If you have 66.5g NH3, how many grams of F2 are required for complete reaction? b. How many grams of NH3 are required to produce 4.65g HF? c. ...
Saturday, March 26, 2011 at 3:28pm by Sulon

applying stoichiometry
nitrogen + hydrogen----------> ammonia How many grams of ammonia can produced from 3.47 moles of hydrogen?
Sunday, February 5, 2012 at 5:37pm by danielle

Chemistry
Ammonium sulfate reacts with a solution of sodium hydroxide to produce sodium sulfate, ammonia gas and water. Calculate the yield in grams of ammonia gas that would form; and the amount of excess reagent in grams that would be left in the flask, after 9.92 grams of ammonium ...
Sunday, April 17, 2011 at 8:06pm by John

Chemistry
Given the following equation: NH3 + NH3 +O2 NO + H2O Calculate the number of grams of ammonia needed to form 40.12 moles of nitrogen monoxide.
Friday, November 19, 2010 at 5:08pm by peter

applying stoichiometry
4.00kg nitrogen dioxide reacts with 1.00kg water to produce nitric acid and nitrogen monoxide. Determine the limiting reactant and the theoretical yield of nitric acid in grams. How many grams of excess reactant are present after the reaction is complete?
Sunday, February 5, 2012 at 5:48pm by danielle

Chemistry
In the equation N2 + 2 O2 → 2 NO2, 14 g of nitrogen can produce how many grams of nitrogen dioxide?
Wednesday, October 16, 2013 at 2:48pm by Kellie

Chemistry
how many grams of phosphorus pentachloride are needed to produce 49 grams of phosphoric acid.
Sunday, May 12, 2013 at 7:15pm by Anonymous

Chemistry
a chemist needs 46 mol of ammonia for a reaction to complete. he has 46 grams available but needs ammonia as a liquid (D=2.4g/ml). does he have enough? ammonia has an atomic weight of 17 grams
Monday, July 12, 2010 at 8:11pm by Marie

Chemistry
a chemist needs 46 mol of ammonia for a reaction to complete. he has 46 grams available but needs ammonia as a liquid (D=2.4g/ml). does he have enough? ammonia has an atomic weight of 17 grams
Monday, July 12, 2010 at 8:11pm by Marie

Chemistry - Equations
HOW MANY GRAMS OF CO ARE NEEDED TO REACT WITH AN EXCESS OF Fe2O3 TO PRODUCE 209.7 GRAMS Fe ?
Thursday, January 31, 2008 at 8:13pm by RENEE

chemestry
How many grams of O2 are needed to produce 45.8 grams of Fe2O3 in the following reaction? 4Fe(s)+3O2(g) - 2Fe2O3(s)
Wednesday, February 27, 2013 at 11:01am by richard

chemistry
How many grams of O2 are needed to produce 45.8 grams of Fe2O3 in the following reaction? 4Fe(s)+3O2(g) - 2Fe2O3(s)
Wednesday, February 27, 2013 at 12:03pm by richard w

chem
2) How many moles of nitrogen monoxide will be produced when 80.0 grams of oxygen are used? What volume of ammonia is needed? this iz the equation 4NH3 + 5O2 -> 6H2O + 4NO the 1st part i got 4 mol NO and i dont no how to do the 2nd prt
Sunday, January 25, 2009 at 7:59pm by gabriella

chemistry
The reaction of fluorine with ammonia produces dinitrogen tetra fluoride and hydrogen fluorida. 5F2(g)+2NH(g)---> N2F4(g)+6HF(g) A. If you have 66.6gNH3, how many grams of F2 are required for a complete reaction? B. how many grams of NH3 are required to produce 4.65g HFCS? ...
Thursday, February 20, 2014 at 10:21pm by Lexa

Physics
The masses of 1 mole of various gases are as follows: hydrogen about 2 grams, helium about 4 grams, nitrogen about 28 grams, oxygen about 32 grams and carbon dioxide about 44 grams. On the average how fast does a molecule of each gas move at 333 Celsius?
Tuesday, April 6, 2010 at 2:10pm by Benny

physics
The masses of 1 mole of various gases are as follows: hydrogen about 2 grams, helium about 4 grams, nitrogen about 28 grams, oxygen about 32 grams and carbon dioxide about 44 grams. On the average how fast does a molecule of each gas move at 333 Celsius?
Tuesday, April 6, 2010 at 11:22pm by Plaster

Chemistry
The reaction of flourine with ammonia produces dinitrogen tetrafluoride and hydrogen fluoride. 5F2(g) + 2NH3(g) ==> N2F4(g) + 6HF(g) a)If you have 66.6 g NH3, how many grams of F2 are required for complete reaction? b)How many grams of NH3 are required to produce 4.65g HF? ...
Monday, April 5, 2010 at 3:02pm by Keith

Chemistry
A few questions...how many grams are in 48.7x10^24? I don't know how to convert atoms to grams. I can do moles to grams or moles to atoms, but not atoms to grams. My other problem is how do you convert moles to moles as in "how many moles of Cu2O are needed to produce 2.3 ...
Monday, April 20, 2009 at 5:35pm by Angeline

Chemistry
Given the following equation: NH3 +O2 NO + H2O Calculate the number of grams of ammonia needed to form 40.12 moles of nitrogen monoxide. ok so is this how its to look 4(NH3) + 5(O2) --> 4NO + 6(H20)
Friday, November 19, 2010 at 9:17pm by peter

Chemistry
One step of the Ostwald process for manufacturing nitric acid involves making nitrogen monoxide by oxidizing ammonia in the presence of a platinum catalyst: 4NH3 (g) + 502 (g)>> 4NO (g) + 6H2O (g). If the percentage yield is 80.3%, how many grams of NO can be produced ...
Monday, June 10, 2013 at 2:07am by Shane

chemistry
Automotive air bags inflate when sodium azide, NaN3, rapidly decomposes to its component elements: 2NaN3(s)→2Na(s)+3N2(g) a)How many moles of N2 are produced by the decomposition of 1.60mol of NaN3? b)How many grams of NaN3 are required to form 14.0g of nitrogen gas? c)...
Friday, January 10, 2014 at 5:10pm by Veronique

chemistry
How many grams of na3po4 will be needed to produce 425ml of a solution that has a concentration of na+ ions of 1.30 M?
Saturday, September 11, 2010 at 11:34pm by James

Chemistry
Ammonia is composed of hydrogen and nitrogen in a ratio of 9.33 g of nitrogen to 2.00 g of hydrogen. If 2.19 g of nitrogen combined completely with hydrogen to form ammonia, what mass (g) of ammonia would be formed?
Saturday, February 23, 2013 at 6:20am by alex

Chemistry
1. Nitrogen monoxide is oxidized in air to give brown nitrogen dioxide. Starting with 2.2mol NO, how many moles and how many grams of 02 are required for complete reaction? What mass of NO2,in grams, is produced?
Tuesday, September 10, 2013 at 5:46am by Mitto

Chemistry
According to the following reaction, how many grams of nitrogen gas will be formed upon the complete reaction of 22.2 grams of hydrogen gas with excess nitrogen monoxide? nitrogen monoxide (g) + hydrogen (g) nitrogen (g) + water (l)
Tuesday, October 16, 2012 at 10:30am by Kaitlin

Chemistry
a mixture of 34.0g of ammonia and 50.0g of elemental oxygen react to form elemental nitrogen and water. Please write a balanced chemical equation for this reaction. Find the theoretical yield of water in grams and give the amount of excess reactant in grams
Monday, March 3, 2014 at 7:22pm by Tra

Math
I need to equal $1.00 and 30 grams With quarter .25=6 grams dime .10=2 grams nickel .05=5 grams
Thursday, October 16, 2008 at 7:33pm by Corey

Chemistry
How many grams of NH3 can be produced from 3.26 moles of N2? How many grams of H2 are needed to produce 13.99 g of NH3?
Sunday, November 6, 2011 at 11:35pm by Natalie

Chem
calculate the mass in grams of carbon needed to produce 160 grams of CO2 burning. C + O2 -> CO2
Thursday, December 15, 2011 at 10:52am by Amber

Chemistry
A 3.000 gram sample of an unknown compound containing the elements carbon, hydrogen, and nitrogen is analyzed by combustion. The combustion releases 4.714 grams of carbon dioxide and 1.500 grams of nitrogen. If 25 molecules have a combined mass of 4.65 x 10⁻ grams, ...
Tuesday, October 18, 2011 at 5:59pm by Mom

chemistry
Mr. Arswan iss preparing a mixture for a science experiment. He measures 10.5 grams of wood shavings, 150 grams of iron filings, and 18.50 grams of salt. What is the total mass of Mr. Arswan`s mixture? A 30.5 grams B 179 grams C 150.5 grams D 17.9 grams
Sunday, October 6, 2013 at 6:55pm by na

science
what will be the law of conversion of a) 65 grams 70 grams b) magnesium + oxygen = magnesium oxide 45 grams ? grams 80 grams c) sodium hydroxide + hydrochoride acid 40 grams 36.5 grams sodium chloride + water ? grams 18 grams
Saturday, August 4, 2012 at 12:35pm by Magaly

Chemistry
Methanol (CH3OH) is used in the production of many chemicals. methanol is made by reacting carbon monoxide and hydrogen at high temperature and pressure. CO(g) + 2H2(g) ==> CH3OH(g) a) How many moles of each reactant are needed to produce 3.60 x 10^2 g CH3OH? b)Calculate ...
Monday, April 5, 2010 at 2:19pm by Kim

chem h
Methanol (CH3OH) is used in the production of many chemicals. methanol is made by reacting carbon monoxide and hydrogen at high temperature and pressure. CO(g) + 2H2(g) ==> CH3OH(g) a) How many moles of each reactant are needed to produce 3.60 x 10^2 g CH3OH? b)Calculate ...
Monday, December 5, 2011 at 11:44pm by Skye

Chemistry
When 34.5 L ammonia and 39.5 L oxygen gas at STP burn, nitrogen monoxide and water are produced. After the products return to STP, how many grams of nitrogen monoxide are present? 4NH3+5O2->4NO+6H2O
Monday, October 13, 2008 at 4:41pm by Niki

Statistics
The level of nitrogen oxides (NOX) in the exhaust of a particular car model varies with mean 0.9 grams per mile and standard deviation 0.15 grams per mile . (a) What sample size is needed so that the standard deviation of the sampling distribution is 0.01 grams per mile ?
Thursday, January 12, 2012 at 5:30pm by Terra

chem
how many grams of hydrogen chloride is needed to produce 200 grams of hydrogen
Tuesday, January 11, 2011 at 2:35pm by ashley

Chemistry
The reaction of fluorine with ammonia produces dinitrogen tetrafluoride and hydrogen fluoride. 5 F2(g) + 2 NH3(g) N2F4(g) + 6 HF(g) (a) If you have 73.7 g NH3, how many grams of F2 are required for complete reaction? b) How many grams of NH3, are required to produce 5.25 g HF...
Thursday, January 27, 2011 at 10:11pm by Kelsey

Science
How many grams of water must decompose to produce 2 grams of hydrogen and 16 grams of oxygen?
Wednesday, January 23, 2013 at 6:10pm by Anonymous

Chemistry
Please help with these 2 stoichiometry questions. How many grams of NH3 can be produced from 3.98 mol of N2? How many grams of H2 are needed to produce 10.41g of NH3?
Monday, September 27, 2010 at 9:23pm by Sarene

chemistry
the reaction of N2+3H2-->2NH3 is used to produce ammonia commercially. if 1.40 g of N2 are used in the reaction, how many grams of H2 will be needed?
Monday, May 28, 2012 at 2:27pm by sam

Chemistry
utomotive air bags inflate when sodium azide, NaN3, rapidly decomposes to its component elements. 2 NaN3(s) → 2 Na(s) + 3 N2(g) (a) How many moles of N2 are produced by the decomposition of 3.50 moles of NaN3? (b) How many grams of NaN3 are required to form 16.0 g of ...
Tuesday, August 23, 2011 at 4:53pm by Bles

Ap Chemisty
If .237 mol of ammonia react with 56g of iodine, how much Nitrogen triiodid, in grams, is produced?
Wednesday, October 24, 2012 at 10:33pm by Kelsey

Chemistry
It takes 95,485 C to plate out 1 gram equivalent of Ni which is 58.7/2 grams or about 30 grams. We want 9.00 grams; therefore, 96,485 x (9.00/about 30) = Coulombs needed. = estimated 30,000 coulombs. Then C = amps x seconds You know C and amps, solve for seconds and convert to...
Friday, March 29, 2013 at 10:33pm by DrBob222

Science
What is the mass (in grams) of water that is produced when 100.0 grams of nitrogen monoxide is reacted with 75.0 grams of hydrogen according tho the following balanced eguation? 2NO + 5H2 = 2NH3 + 2H2O
Thursday, August 4, 2011 at 11:33am by David

Chem
Balance the chemical equation given below, and determine the number of grams of MgO needed to produce 15.0 g of Fe2O3. _MgO(s)+_Fe(s)->_Fe2O3(s)+_Mg(s) 1. a. 11.4 g 2. b. 3.78 g 3. c. 1.26 g 4. d. 0.0877 g I got equation balanced 3,2,1,3 just having trouble on how to find ...
Saturday, April 24, 2010 at 6:57pm by Mark

Chemistry
If 30 grams of KCl is dissolved in 100 grams of water at 40 degrees celsius, how many additional grams of KCl would be needed to make the solution saturated at 80 degrees celsius?
Wednesday, April 18, 2012 at 5:12pm by Sarah

Chemistry
First, you made an error before you get to that part. grams O = 2.00-grams C - grams H. You subtracted grams CO2 and grams H2O. Your grams C (and moles) is ok as is the grams H (and moles H) but the oxygen must be redone.
Monday, October 17, 2011 at 9:21pm by DrBob222

Chemistry
Not a great deal of chemistry here as it is by proportion. He melted 30 grams of Au (gold) with 30 grams of Pb. This melting process resulted to 42 grams of an Au-Pb alloy and some leftover Pb. So assume all the gold is incorporated then (42-30) g of lead used, which is 12 g. ...
Monday, October 31, 2011 at 8:53am by Dr Russ

chemistry
If it is 28 percent ammonia, then it contains .90*.28 grams ammonia/ml. or in a liter, 900*.28 grams/liter divide that by the mole mass of NH2, and you have molarity.
Monday, October 5, 2009 at 6:50pm by bobpursley

Chemistry- Empirical Formula
Yes and no. Yes, you can convert 6.63 mg to grams, go through the calculation and convert grams back to mg but I didn't convert in the first place so I had no reconverting to do. Another way is to convert 6.63 mg to grams, go through the calculation and have the answer for H ...
Monday, April 19, 2010 at 9:36pm by DrBob222

Chemistry
1. Nitrogen monoxide is oxidized in air to give brown nitrogen dioxide. Starting with 2.2mol NO, how many moles and how many grams of 02 are required for complete reaction? What mass of NO2,in grams, is produced? Please show the solution step by step. thanks
Tuesday, September 10, 2013 at 5:50am by Mitto

Chem I
Ammonia is composed of H and N in a ratio of 9.33g N to 2.00g H. If 4.56g N combine completely with H to form ammonia, how many grams of ammonia would be formed? How do you calculate this?
Sunday, September 2, 2012 at 1:47pm by greg

chemistry please help!!
for thr reation: 2AlCl3 + 3H2SO4= Al2(SO4)3 + 6 HCl How many grams of H2SO4 are needed to produce 27.0 grams of Al2(SO4)3
Sunday, November 14, 2010 at 11:17pm by Lillian

Chemistry
a)How many grams of NH3 can be produced from 2.84mol of N2. b)How many grams of H2 are needed to produce 14.86g of NH3? balanced equation: 3H2+N2->2HN3
Tuesday, September 21, 2010 at 3:48pm by Amy

chemistry
How many grams of Ammonia, NH3 can be made from 250. grams of N2(g) ?
Thursday, March 10, 2011 at 11:40am by Dupree

blj
If 34 grams of ammonia react, how many grams of water formed?
Thursday, January 26, 2012 at 6:19am by Anonymous

chem 1
9.70 grams of nitrogen gas are allowed to react with 5.44 grams of oxygen gas. What is the maximum amount of nitrogen monoxide that can be formed? What amount of the excess reagent remains after the reaction is complete?
Sunday, October 21, 2012 at 2:12pm by kim

chemistry
How many grams of NaN3 are required to produce 17.4 ft3 of nitrogen gas?
Monday, March 8, 2010 at 9:31am by Kerry

Chemistry
The Haber process is used to synthesize ammonia from hydrogen and nitrogen. How much hydrogen is required to produce 42.8 kg of ammonia?
Sunday, February 9, 2014 at 5:34am by Jesus

chemistry
Methanol (CH3OH) is used in the production of many chemicals. Methanol is made by reacting carbon monoxide and hydrogen at high temperature and pressure. CO(g) + 2 H2(g) CH3OH(g) (a) How many moles of each reactant are needed to produce 4.83 102 g CH3OH? CO mol H2 mol (b) ...
Tuesday, April 3, 2012 at 9:07pm by Cat

chemistry
Methanol (CH3OH) is used in the production of many chemicals. Methanol is made by reacting carbon monoxide and hydrogen at high temperature and pressure. CO(g) + 2 H2(g) CH3OH(g) (a) How many moles of each reactant are needed to produce 4.83 102 g CH3OH? CO mol H2 mol (b) ...
Tuesday, April 3, 2012 at 9:15pm by Cat

chemistry
The wine cooler problem is the same as the ethanol except that the wine cooler is not 100% ethanol. It is only 4.5%. Therefore, first find the mols CO2 you want to produce. Use PV = nRT. Convert mols CO2 to mols ethanol, then to grams ethanol. (I'll call the grams ethanol Y ...
Friday, October 10, 2008 at 11:19pm by DrBob222

math
Is a glass of water equal to 30 grams or 300 grams? More likely 300 grams. 30 grms would be nearly two tablespoons.
Wednesday, April 4, 2007 at 7:56pm by dan

chemm
A car air bag requires 70. L of nitrogen gas to inflate properly. The following equation represents the production of nitrogen gas: 2NAN subscript 3 yielding 2NA + 3N subscript 2 the density of nitrogen gas is typically 1.16 g/L at room temperature. How would you calculate the...
Tuesday, April 27, 2010 at 10:44pm by Sienna

chemistry
how many grams of ammonia (NH3) will react with 27.8 grams of nitric oxide (NO)? 4NH3 + 6NOd 5N2 + 6H2O
Wednesday, April 11, 2012 at 12:20pm by Anonymous

Chemistry
A scientist wants to make a solution of tribasic sodium phosphate, Na3PO4, for a laboratory experiment. How many grams of Na3PO4 will be needed to produce 750 mL of a solution that has a concentration of Na^+ ions of 1.3 M? Express your answer numerically in grams.
Wednesday, July 7, 2010 at 8:33pm by Tiffany

Chemistry
Nitrogen and hydrogen combine at high temperature, in the presence of a catalyst, to produce ammonia. N2(g)+3H2(g)-->2NH3(g) Assume 4 molecules of nitrogen and 9 molecules of hydrogen are present. After complete reaction, how many molecules of ammonia are produced? How many...
Sunday, October 7, 2012 at 10:28pm by Lynn

chemistry
how many grams of nitrogen will react with 23 grams of oxygen
Thursday, February 21, 2013 at 7:59pm by missy

chemistry
How many grams of ZnCl2 will be produced from 48 grams of zinc and 30 grams of HCL
Tuesday, March 26, 2013 at 7:27pm by walter

Chemistry
Given the following equation: Na2O + H2O ---> 2 NaOH. How many grams of NaOH is produced from 1.20 x 10^2 grams of Na2O? How many grams of NaO2 are required to produce 1.60 x 10^2 grams of NaOH?
Wednesday, March 21, 2012 at 11:42pm by Carl

Chemistry
it would take 30 grams of HCl to react completely with BaCO3, since it's a 1 to 2 ratio 30 grams of HCl = 1 mole/36 grams so it's .83 moles of HCl
Sunday, March 21, 2010 at 12:56pm by Margaret

chemistry
the fuel methanol(CH3OH) is made by the reaction of carbon monoxide and hydrogen. a) write the balanced chemical reaction b)how many grams og hydrogen are needed to produce 45.0 grams of methanol?
Sunday, February 24, 2008 at 7:37pm by g3mini

Chemistry
Calcium oxide can be prepared by heating calcium metal in oxygen according to the reaction: 2Ca+ O(2) --> 2CaO. How many grams of calcium would be needed to produce 15.0 grams of calcium oxide?
Thursday, May 30, 2013 at 5:52pm by Anonymous

Chemistry
Can someone check my answers for me thank you. This is my 3rd time posting this one up...maybe its just not going through bc I don't see it on the current ?s. 4NH3 + 7O2 --> 4NO2 + 6H2O 1)How many grams of oxygen are necessary to produce 4.50 moles of NO2? answer: 252 grams...
Wednesday, January 9, 2008 at 8:37pm by Mike

chemistry
Chemicals don't react in grams. They react in moles. For example, the equation 2NaOH + H2SO4 ==> Na2SO4 + 2H2O tells you that 2 moles NaOH react with 1 mole H2SO4 to produce 1 mole Na2SO4 and 2 moles H2O. If we start with grams NaOH and want to know how many grams H2SO4 ...
Wednesday, June 2, 2010 at 5:48pm by DrBob222

chem
18.1g of ammonia and 90.4g of copper(II) oxide are used in the reaction 2NH3+3CuO=N2+3Cu+3H3O.What is the limiting reactant? How many grams of nitrogen will be formed?
Tuesday, March 18, 2014 at 12:26pm by fredrick

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