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March 27, 2015

Search: "balanced equation for the reaction of the oxygen and the magnesium" including their physical states

Number of results: 47,446

Chemistry
Nitric oxide (NO) reacts with molecular oxygen as follows: 2NO(g) + O2(g) 2NO2(g) Initially NO and O2 are separated as shown below. When the valve is opened, the reaction quickly goes to completion. Determine what gases remain at the end of the reaction and calculate their ...
October 31, 2010 by Sarah

Chemistry
Ok, I know how to balance chemical equations, however, I don't know how to tell if it is a S, L, aq, or g? How am I supposed to know this?? Mg(s)+AgNO3(aq)→Mg(NO3)2(aq)+Ag(s) Express your answer as a chemical equation. Identify all of the phases in your answer. Balanced ...
February 27, 2015 by Jennie

Chemistry
Consider the burning of LPG (propane C3H8)which produces carbon dioxide (CO2) and water vapor (H2O). The balanced chemical equation involving the reaction is C3H8+5O2= 3CO2+4H2O Suppose 1.5 moles of C3H8 will be used, assume the following: a. How many moles of O2 will be ...
February 10, 2014 by Tsunayoshi

Chemistry
A sample of iron(II) sulfate was heated in an evacuated container to 920 K, where the following reactions occurred. Reaction (a): 2 FeSO4(s)--> Fe2O3(s) + SO3(g) + SO2(g) Reaction (b): SO3(g)--> SO2(g) + 1/2 O2(g) After equilibrium was reached, the total pressure was 0....
January 3, 2013 by Cameron

Chemistry
Suppose 0.30 g of ethane is mixed with 0.47 g of oxygen. Calculate the maximum mass of water that could be produced by the chemical reaction. Be sure your answer has the correct number of significant digits.
December 6, 2011 by monica

world history
The thirteen stripes on this United States flag represent the number of A- original colonies B- revolutionary war battles C- president of the United States D- states in the Union
November 4, 2009 by Tamera

Chemistry
A 0.250-g sample of a magnesium-aluminum alloy dissolves completely in an excess of HCl (aq) . When the liberated H2 (g) is collected over water at 29 degrees celsius and 752 torr, the volume is found to be 301 mL . The vapor pressure of water at 29 degrees celsius is 30.0 ...
February 28, 2011 by Jake

Physical Science
I balanced Li(s) + Cl2(g)= LiCl(s) to 2Li(s) + Cl2(g)= 2LiCl(s) Now the question is, if you have 39.8g Li, how many moles of LiCl would you have? I am stuck on this part. Any help would be appreciated.
March 18, 2012 by mel

chemplz
At 462degrees, the reaction (1) heat + 2 NOCl(g) <=====> 2 NO(g) + Cl2(g) has an equilibrium constant, Keq = 8.0 x 10-2. a) What is Keq at 462degrees for the reaction 2 NO(g) + Cl2(g) <=====> 2 NOCl(g) 1/Keq may I ask how did you get this answer? Keq for the ...
May 2, 2007 by Tom

college history
The evolution of the socio-political and cultural milieu that created the conditions necessitating and including the formation of the: (a) Declaration of Independence (b) the Constitution (including the Bill of Rights)
October 19, 2013 by Melody

Health
Intense physical activity that requires little oxygen but uses short bursts of enery is what? anarobic Ken's answer is correct, but his spelling is wrong — anaerobic. Probably just a typo. I hope this helps a little more. Thanks for asking.
November 28, 2006 by Ruth

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

AP Chemistry
A mineral crystallizes in a cubic closest packed array of oxygen ions with aluminum ions in some of the octahedral holes and magnesium ions in some of the tetrahedral holes. Deduce the formula of this mineral and predict the fraction of octahedral holes and tetrahedral holes ...
November 17, 2009 by Angel

Chemistry
At 298 K, the Henry\'s law constant for oxygen is 0.00130 M/atm. Air is 21.0% oxygen.At 298 K, what is the solubility of oxygen in water exposed to air at 1.00 atm? At 298 K, what is the solubility of oxygen in water exposed to air at 0.896 atm? If atmospheric pressure ...
February 7, 2013 by Colleen

Calculus help!
(1) A toy truck travels at a rate of 0.5t ft/sec after t seconds of travel (so after 6 seconds the truck is traveling 3 ft/sec). a) Graph the speed of the truck vs. time for 0<t<10. b) Find the distance the truck has traveled in the first t seconds for 0<t<10. Call...
January 21, 2008 by anonymous

chemistry
The electrochemical cell described by the balanced chemical equation has a standard emf (electromotive force) of -4.05 V. Calculate the maximum electrical work (kJ) the cell has done if 6.8500 mol of F2(g) (Molar Mass - 38.00 g/mol) forms. Round your answer to 3 significant ...
December 4, 2011 by j

9
What can health care providers do to help promote physical activity initiatives? A. Absolutely nothing, they do enough B. Advise patients on physical activity and how they can do it safely C. Advise patients on how to avoid physical activity D. Advise patients on physical ...
March 4, 2012 by desha

Chemistry
If 15.0 mL of a 1.5M HCl solution at 22.5 degrees C is mixed with 25.0mL of a 1.5M NaOH solution at 21.5 degrees C that is in a calorimeter, and the final mixed solution temperature ends up at 28.5 degrees C, 1.)what is the balanced equation for this reaction? 2.) what is the ...
April 13, 2014 by Jennifer

DRWLS CAN YOU ANSWER
How do i solve inequalitites with three variables. I still can't figure it outplease help. x+y=1 y-z=-3 2x+3y+z=1 THE ANSWERS ARE3,-2,1 HOW DID THEY GET THAT ANSWER. This can be solved a number of ways. 1) subsitition 2) determinants 3) matricies. Substution: x= 1-y y= z+3 or ...
October 22, 2006 by Jasmine202005

social studies
How did U.S. participation in World War I impact U.S. foreign policy in the decade immediately after the war? A) The United States joined the League of Nations. B) The United States strengthened its alliances in Latin America. C) The United States used the military to acquire ...
February 6, 2011 by Asher

chemistryy
The reaction between 34.0 g of NH3 and excess oxygen gas produces 45.9 g of NO gas and some water. Determine the percent yield.
May 18, 2012 by bri

chemistryy
The reaction between 34.0 g of NH3 and excess oxygen gas produces 45.9 g of NO gas and some water. Determine the percent yield.
May 18, 2012 by bri

chemistry
Calculate the partial pressure of 3.25 moles of oxygen that have been mixed (no reaction) with 1.25 moles of nitrogen in a 25.0 L container of 298 K.
March 20, 2013 by alex

Chemistry
what volume of oxygen is needed to react with solid sulfur to form 6.20 L of sulfur dioxide according to the reaction S(s) + O2(g) yield SO2(g)
May 22, 2013 by Anonymous

Chemistry
1. net ionic equation for the reaction of tin (II) and solid mercury chloride to yield tin (IV), liquid mercury and chloride ion 2. net ionic equation for the reaction between solid SbOOH and H2S I am not too sure about my equations, so I was wondering if someone could check ...
July 20, 2009 by Soojung

chemistry
a vessel has 6 g oxygen at a pressure P & temp 400 K . a small hole is made in it so that oxygen leaks out . how much oxygen leaks out if the pressure is P/2 & temperature 300 K ? 1. 5g 2. 4g 3. 2g 4. 3g
December 19, 2008 by hriday

chemistry
a vessel has 6 g oxygen at a pressure P & temp 400 K . a small hole is made in it so that oxygen leaks out . how much oxygen leaks out if the pressure is P/2 & temperature 300 K ? 1. 5g 2. 4g 3. 2g 4. 3g
December 24, 2008 by hriday

chem
Hi am doing a question for HW. Just need to double check: Is this the balanced equation for the combustion of titanium(IV) chloride? TiCl4 + O2 ---> TiO2 + 2Cl2
September 16, 2007 by manny

Chemistry
_Mg(C103)2(s) -> _MgCl2(s)+_02(g) What is the coefficient of 02 when the equation is balanced correctly using the smallest whole-number coefficients?
April 13, 2009 by A

chemistry
when 2.76 (0.0200 mol) of k2co3 was mixed with 30.0 ml of approximately 2 M HCL the temperature rose by 5.2 C how do i write a balanced equation for problems like this?
February 18, 2010 by cindy

General Chem II
When the equation Cl2 ---> Cl- + ClO3- (basic solution) is balanced using the smallest whole-number coefficients, the coefficient of OH- is??
March 9, 2011 by DarcY H

Science(Chemistry)
Explain what would happen when bromine water is added to potassium iodide solution and what is its balanced chemical equation?
August 18, 2012 by Timothy

chemistry help plz
what are the values of a,b,c and d in the balanced chemical equation aFe^2+(aq)+bAl(s)=cFe(s)+dAl^3+(aq) where a,b,c and d are the lowest possible whole numbers? a= b= c= d=
January 4, 2013 by lena

chemistry
interpret the following balanced equation into Particles, Moles, Mass: 2Al+3CuSO4== AL2(SO4)3+ 3Cu
April 24, 2013 by Amber

Chemistry PLEASE HELP!
Manganese dioxide reacts with bromide ions to form manganese ions and bromate ions in an acidic aqueous solution. Write the balanced equation for this reaction. Select one: a. Br- + MnO2 + 3H2O Mn2+ + BrO3- + 2H3O+ b. Br- + 3MnO2 + 6H3O+ 3Mn2+ + 9H2O + BrO3- c. 6Br- + MnO2 + ...
May 3, 2013 by Sophie

caluclus homework help
(1) A toy truck travels at a rate of 0.5t ft/sec after t seconds of travel (so after 6 seconds the truck is traveling 3 ft/sec). a) Graph the speed of the truck vs. time for 0<t<10. b) Find the distance the truck has traveled in the first t seconds for 0<t<10. Call...
January 20, 2008 by Leslie

physics
Oxygen diffuses from the surface of insects to the interior through tiny tubes called tracheae. An average trachea is about 2mm long and has cross-sectional area of 210−9m^2. Assuming the concentration of oxygen inside is half what it is outside in the atmosphere. Find ...
May 13, 2014 by Anonymous

chemistry
Consider the following balanced reaction. What mass (in g) of CO2 can be formed from 743 mg of O2? Assume that there is excess C3H7SH present. C3H7SH (l) + 6 O2 (g) ---> 3 CO2 (g) + SO2 (g) + 4 H20 (g)
March 1, 2010 by candace

physical science
Help please. Aisha drops an antacid tablet in water and times how long it takes to dissolve. Which of the following will decrease the reaction rate?
March 22, 2013 by Brittany

chemistry
For the reaction H2(g) + I2(g) ↔ 2 HI(g), you have the initial concentrations [H2] = 0.15 and [I2] = 0.05. Keq for the reaction at this temperature is 4.5 x 10-6. Make a reaction table. Include rows for initial concentration, change in concentration, and equilibrium ...
April 23, 2012 by Anonymous

chemistry
For the reaction H2(g) + I2(g) ↔ 2 HI(g), you have the initial concentrations [H2] = 0.15 and [I2] = 0.05. Keq for the reaction at this temperature is 4.5 x 10-6. Make a reaction table. Include rows for initial concentration, change in concentration, and equilibrium ...
April 24, 2012 by Anonymous

Biology
I have tried to look this up but can't find it... The basal metabolism rate can be measured by calculating the amounts of _______________ and ______________. (1 point) nitrogen and carbon dioxide nitrogen and oxygen oxygen and carbon dioxide - my guess oxygen and methane
September 8, 2014 by Sandra

"le Chat. Principle" #2
Hi, there are 5 questions and I was wondering if you could check them for me. Thanks! 3. The hypothetical equilibrium reaction represented by the equation that follows. QA(s) + 2 X(g)>>>Q(l) + X2A(g) + energy This reaction can be shifted to increase the yield of ...
July 19, 2006 by Dave

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 ...
October 13, 2008 by Lili

US History
Why was the Fugitive Slave Act so controversial? (3 points) It required all Americans to return runaway slaves to their owners, and free states opposed this law. It required all runaway slaves to be hung, and most people in free and slaveholder states were against this form ...
February 28, 2013 by Haley

chemistry
a) show a balanced neutralization reaction for each. b) Determine how many moles of base are needed to neutralize 2 mles of acid of these reactions. Can you show me the work,using the mole ratio ?? HNO3 + KOH -- H2SO4 + NaOH --
August 16, 2010 by Kelsey

Chemistry
1) The formation of water is represented by the following equation : 2H2(g) + O2(g) -> 2H2O(g) a.What is the limiting reactant if 4 mol of oxygen reacts with 16 mol of hydrogen? b.What amount (in moles) of water is produced in this reaction? 2) . Sliver nitrate, AgNO3(aq),...
December 19, 2012 by IMPO QUESTION

chemistry
Can someone help me with this? 1)What new element is formed if magnesium-24 is bombarded with a neutron and then ejects a proton? Write a balanced nuclear equestion for this transmutation. Is this beta decay? That's what I'm thinking, but I'm not sure. It ejects a proton, so ...
December 18, 2006 by Alexander

Chem - Oxidation States
Determine the oxidation states of Se and S in the products and reactants of the following equation. Amongst the reactants, which species would be called the oxidant and which would be called the reductant? 0.5 SeO4^2- (aq) + 0.125 H2S (aq) = 0.5 SeO3^2- (aq) + 0.125 SO4^2- (aq...
February 22, 2015 by Derrick

12 chem
Q. When 300ml of Ticl4(gas), at 48 degrees Celcius and a pressure of 105.3 kPa, is reactes with 0.4320 g of magnesium, 0.4016 g of titanium is produces. TiCl4(gas) + 2Mg(solid) --> Ti(solid) + 2MgCl2(solid) Calculate the percentage yield for this reaction. -The answer for ...
February 4, 2009 by wiz

chemistry grade 12
Q. When 300ml of TiCl4(gas), at 48 degrees celcius and a pressure of 105.4kPa, is reacted with 0.4320 g of magnesium, 0.4016 g of titanium is produced. TiCl4(gas) + 2Mg(solid) --> Ti(solid) + 2MgCl2(solid) Calculate the percentage yield for this reaction - The answer for ...
February 4, 2009 by kite

chemistry
For the reaction H2(g) + I2(g) 2 HI(g), you have the initial concentrations [H2] = 0.15 and [I2] = 0.05. Keq for the reaction at this temperature is 4.5 x 10-6. Make a reaction table. Include rows for initial concentration, change in concentration, and equilibrium ...
May 4, 2012 by Anonymous

chemistry
1 gram of C3H8 gas and 1 gram of O2 gas are delivered to a metal sphere with a fixed volume of 1 L. After the two gases are introduced, the two reactants are ignited and burned according to the balanced reaction C3H8(g)+5O2(g)changes to3CO2(g)+4H2O(g) After reaction, the ...
December 5, 2011 by laura

chemistry
1 gram of C3H8 gas and 1 gram of O2 gas are delivered to a metal sphere with a fixed volume of 1 L. After the two gases are introduced, the two reactants are ignited and burned according to the balanced reaction: C3H8(g)+5O2(g)changes to 3CO2(g)+4H2O(g) After reaction, the ...
December 6, 2011 by laura

chem
Calculate the number of liters of hydrogen, measured at STP, that can be produced from the reaction of 0.155 mol of aluminum according to the following unbalanced chemical reaction equation. i got .193 L of H2 but it was wrong. i only have one submition left!
December 9, 2010 by hannah

AP Chemistry
C2H2(g) + 2H2(g) --> C2H6(g) Information about the substances involved in the reaction represented above is summarized in the following table: C2H2(g) 226.7 kj/mol C2H6(g) -84.7 kj/mol [the values are the change in enthalpy] a. write the equation for the heat formation of ...
September 27, 2009 by Anonymous

Chemistry - Equations
I am a student in the ninth grade and I need help with the following problems because I do not understand how to do them. I appreciate your help and thanks once again. 7. in 2CO(grams) + O2(grams) => 2CO2(grams), what is the ratio of moles of oxygen used to moles of CO2? 9...
January 31, 2008 by Theodore

Science
Chlorine gas was bubbled through a warm concentrated solution of potassium hydroxide. -write an equation of reaction that took place -describe how pure crystals potassium chlorate (5) may be obtained from the reaction above
July 30, 2011 by Piom

Physical Science
2. Including a full-wave rectifier in an AC circuit will yield a(n) _______ current. A. continuous alternating B. continuous direct C. intermittent direct D. intermittent alternating
September 12, 2013 by Akeelah

Physical Science
2. Including a full-wave rectifier in an AC circuit will yield a(n) _______ current. A. continuous alternating B. continuous direct C. intermittent direct D. intermittent alternating
September 12, 2013 by Akeelah

Physical Education
The possibility "What if we designed a school that acknowledged the physical changes that these students are going through." Discuss what that possibility might look like in a physical education setting
January 25, 2009 by Sarah

Chemistry II
17.5 mL of oxygen gas were collected at room temperature 22C and 100.2 kPa of atmospheric pressure. a. How many moles of oxygen gas were produced? b.What is the molar volume of the oxygen gas at the conditions in the laboratory? note, how do you change kpa to atm? sorry about ...
September 14, 2009 by pasely

Chemistry
Explain why iron corrodes more quickly in seawater than in freshwater. I'm getting conflicting answers from searching on Google; is it because the corrosion of iron is a redox reaction, which involves a transfer of electrons, and therefore this transfer of electrons would be ...
May 7, 2013 by a Canadian

Chem
Manganese dioxide reacts with bromide ions to form manganese ions and bromate ions in an acidic aqueous solution. Write the balanced equation for this reaction. 1)Br- + MnO2 + 3H2O --> Mn2+ + BrO3- + 2H3O+ 2)Br- + 3MnO2 + 6H3O+ ---> 3Mn2+ + 9H2O + BrO3- 3)6Br- + MnO2 + ...
December 12, 2007 by Rob

chemistry
How does an ionic bond form between zinc and oxygen? Zn has two electrons in its outside shell and wants to lose those two. Oxygen has six electrons in its outside shell and wants eight; therefore, oxygen takes the two electrons form Zn making the Zn with a +2 charge and ...
November 20, 2006 by carter

Science
Steel wool [iron] is burned in the presence of oxygen in the air and makes iron oxide: is this a combination, decomposition, or replacement reaction?
April 14, 2010 by Christopher

chemistry
If the intial rate of the reaction produces 2 moles of water vapor, H2O, per second, what is the rate at which oxygen, O2, is consumed initially?
February 10, 2015 by Bob

physical science
which substance is a base in this equation, Ba(OH)2 + 2 HNO3
May 10, 2010 by sue

Chemistry
Using the balanced reaction, enter the formula, charge(if any), and state of the species (exclude H2O) in solution if neither reactant is present in stoichiometric excess. Separate your answers by comma. Pb(NO3)2(aq) + 2NaI(aq) → PbI2(s) + 2NaNO3(aq)
November 23, 2010 by Amrita

Drug Abuse (URGENT)
What are some non physical effects of marijuana use? I've found lots of physical but I can't seem to find any non physical effects. Can someone help me please. Thanks very much.
October 12, 2009 by John

history
why was the Open Door Policy important to the United States? a. it gave the United States territory in China b. it gave the United States access to millions of consumers in China c. it increased Chinese investments in the United States d. it kept European goods out of China i ...
March 28, 2009 by history

Macroeconomics
Peter Pundit, an economics reporter, states that the European Union (EU) is increasing its productivity very rapidly in all industries. He claims that this productivity advance is so rapid that output from the EU in these industries will soon exceed that of the United States ...
May 27, 2008 by Tiffany

Chemistry
Having trouble with this question on my homework =/ 200mL of 0.5M H2SO4 is combined with 500mL of 0.1M NaHCO3. List the physical states of all products, give molarity of aqueous ions and grams of gases and solids. Thanks alot guys!! Any help is awesome
May 3, 2014 by Greg

chemistry
1) The activation energy of a certain reaction is 35.3 kJ/mol. At 20 degrees C, the rate constant is 0.0130 s^-1. At what temperature would this reaction go twice as fast? Answer in units of degrees Celsius. i think the answer is around 34, but i keep in getting it screwed up...
January 29, 2008 by Evets

physical
What is the reaction force to an action force of 750 N exerted by Earth on an orbiting communications satellite?
October 27, 2011 by Anonymous

Physical science
Is a chemical reaction the same as a chemical change i need to know so that i can plug it in to answer a question
January 18, 2015 by Sonnie

chemistry grade 12 science
Q. When 300ml of TiCl4(gas), at 48 degrees celcius and a pressure of 105.4kPa, is reacted with 0.4320 g of magnesium, 0.4016 g of titanium is produced. TiCl4(gas) + 2Mg(solid) --> Ti(solid) + 2MgCl2(solid) Calculate the percentage yield for this reaction - The answer for ...
February 4, 2009 by kite

chemistry
Write the balanced net ionic equation for each of the following: 1) The reaction of dilute nitric acid with solid aluminum oxide. 2) The reaction of nitrous acid (HNO2) with potassium permanganate to produce nitrate and Mn(II) ions. Thanks for any help. How much of this do you...
September 18, 2006 by ally

physical science
gimme a side of what physical science is. I know there's no shortcuts but it means alot of ev'rything I gotta know. Sho' me. I have little understanding of what you wrote. When one tries to communicate in non-standard English, the results are unpredictable. Here is a ...
September 3, 2005 by Henry

chemistry
Choose all of the following statements about the equilibrium constant K that are true: (a) If the K value for a reaction is > 1 then Go must be negative for this reaction (b) A large value for K implies there is a strong driver for the reaction to proceed in the forward ...
March 28, 2010 by James

Chemistry
If 0.200mol of nitrogen gas and 0.200mol of oxygen gas react, what is the limiting reactant? N2(g)+O2(g)→2NO(g) How many moles of NO are produced according to the equation? Please show how to perform this equation with the answer please.
October 25, 2014 by Tonya

Chemistry
when electricity is passed through water, the water decomposes into hydrogen gas and oxygen gas. when 10.00 kg of water were decomposed this way, 5788 l of oxygen gas were produced at 25 degrees celsius and 1 atm pressure. what is the percent yield of oxygen by volume?
November 21, 2014 by Noah

chemistry
Q1) 5 liters of Butane gas (C4H10) is reacted with plenty of oxygen at 27 oC and 1 atm to produce carbon dioxide and water vapor. Calculate the following: 1- The volume of CO2 produced at 1 atm and 400 oC. 2- The mass of H2O vapor produced. 3- The mol % of the products. Given...
November 2, 2009 by David

electrochemistry
I am soooo confused! I was given this PdCl4^2-(aq)+Cd(s)----Pd(s)+4Cl^-(aq)+Cd^2+ I am supposed to give the 1/2 reaction for The PdCl4^2- My teacher said you could figure out the charges on the atoms by, in PdCl4^2, taking the subscript and mult. by the superscript to get the ...
November 17, 2009 by Christie

chemistry
what is the balnced equation for phosphorus burns in oxygen to produce tetraphosphorus decoxide
January 29, 2008 by jonet

Chemistry
If 4.0 g of hydrogen and 10.0 g of oxygen are mixed according to the equation 2 H2 + O2 = 2 H2O, which is the limiting reagent?
October 20, 2011 by HElp

Chemistry
Using the balanced reaction, enter the formula, charge(if any), and state of the species (exclude H2O) in solution if Ba(NO3)2(aq) reactant is present in stoichiometric excess. Separate your answers by comma. NaCl(aq) + Ba(NO3)2(aq) → NR
January 29, 2010 by Kevin

Chemistry
4Fe + 3O2 = 2Fe2O3 So in math book it say " You can interpret this equation in terms of representative particles by saying that four atoms of iron react with three molecules of oxygen to produce two formula unit of iron(iii) oxide" Why it say that there are 4 atoms of iron / 3...
February 24, 2013 by Shadow

Chemistry
Methanol burns in oxygen to make carbon dioxide and water. The equation is exothermic, with 1452kJ/mol. of energy being released. methanol+oxygen=carbon dioxide+water 2CH3OH + 3O2 = 2CO2 + 4H2O -molar mass of methanol=32g/mol. Use the value to calculate the energy release when...
April 23, 2008 by Anonymous

History
8. What was the Eisenhower Doctrine? A.) The United States would liberate the countries behind the iron curtain. B.) The United States would use force to help any Middle Eastern nation threatened by communism. *C.) The United States would recognize the Peoples Republic of ...
February 5, 2013 by Cassie

chemistry
Consider the following balanced equation: 2 Na + 2 H2O ? 2 NaOH + H2 If 92.0 g of sodium reacts with 76.0 g of water until completion, which reactant will remain, and in what quantity?
September 24, 2006 by brian

Inorganic chemistry
how is chlorine neutralized using a compound containing sodium thiosulfate, what is the complete balanced equation for all species involved
April 23, 2009 by Steve

Chemistry
Write the balanced chemical equation for the equilibrium that is taking place between acetic acid and sodium acetate in the buffer solution.
March 15, 2010 by Axl

chemistry
What is the approximate volume of 0.095 M HCl needed to neutralize 0.25g of sodium carbonate. Hint: Write a balanced equation first.
September 21, 2011 by Nikkie

chemistry
How do I write a balanced equation for the following...Sulfur trioxide gas is bubbled through 125ml of a 0.165M sodium hydorxide solution?
April 12, 2012 by Cindy

chemistry
The following soluble salts are strong electrolytes. For each, write a balanced equation for their dissociation in water. a. LiBr b. NaNO3 c. FeCl3 d. Mg(NO3)2
November 23, 2012 by Boo Boo

Chemistry equation
Write a correctly balanced series of chemical equations to describe the stepwise protonation of carbonate ion. Na2CO3 with HCl
April 9, 2013 by Jaden

chemistry
Write a balanced nuclear equation for the positron emission of each of the following radioactive isotopes: silicon-26,mercury-188,7737Rb,9345Rh
December 5, 2013 by lana

Science
which of the following is a correctly balanced equation A.2Cu+O2--> 2CuO B.Mg + O2--> MgO2 C. 3KCI+HNO3-->3HCl+KNOW D. CaCO3---> CaO+CO3 answer b
September 22, 2014 by kim

chemistry
CH4+2O2----------CO2+2h2O Use this balanced equation to calculate the mass of water formed when 32g of methane burns
March 1, 2015 by Victoria

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