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May 25, 2015

Search: calcium carbide can react with water to make acetylene gas according to the following reaction

Number of results: 88,889

science(chem)
NaClO3 + H2O + HCl=> what form is the Cl in ? I know that a gas is formed but the reaction that I did also had Cl reacting with the reactants so I'm not sure in what form of Cl did my reactant react with the product of the above reaction. Thanks
April 6, 2008 by ~christina~

Chemistry
I would really like to understand how to do these problems, because my exam is coming up in a few weeks. I still cannot comprehend how you can tell if a system is is positive or negative according to reaction. For #1, I presume it is E if it is spontaneous at all temperatures...
March 27, 2014 by Rainie

Chemistry
I would really like to understand how to do these problems, because my exam is coming up in a few weeks. I still cannot comprehend how you can tell if a system is is positive or negative according to reaction. For #1, I presume it is E if it is spontaneous at all temperatures...
March 28, 2014 by Rainie

AP Chem
Consider the following unbalanced equation: Ca3(Po4)2+H2SO-->CaSO4+H3PO What masses of calcium sulfate and phosphoric acid can be produced from the reaction of 1.0 kg calcium phosphate with 1.0 kg concentrated sulfuric acid (98% H2SO4 by mass)? I'm so lost. Please help.
November 4, 2008 by Robyn

Chemistry
How many moles of ammonia gas can be formed from the complete reaction of 44.8 liters of nitrogen gas at standard temperature and pressure (STP), according to the balanced equation, N2 (g) + 3H2 (g) arrow 2NH3 (g)?
March 13, 2014 by Diana

Chem
If 20.0g acetylene is allowed to completeyl react with o@ how many g of O2 are reacted? 2C2H2 +5O2----4CO2 +2H20
October 13, 2010 by Beth

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?
April 11, 2010 by tay

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
You are analyzing a solid isolated from a reaction and find that its boiling point is over 1000 ∘C. You dissolve the compound in water solution and recrystallize it to produce some solid crystals that you use to determine that the compound is a crystalline solid. Which ...
January 23, 2014 by Sheila

Chemistry
Answer the following questions about the characteristics of the elements in Group 2 (the alkaline earths). How do they react with iodine? How do they react with water? How do they react with oxygen? Which reacts the most vigorously? Which element in the group is the most ...
February 5, 2014 by Stacy

Chemistry
Answer the following questions about the characteristics of the elements in Group 2 (the alkaline earths). How do they react with iodine? How do they react with water? How do they react with oxygen? Which reacts the most vigorously? Which element in the group is the most ...
February 5, 2014 by Help

Chemistry
I have to write the equation for the following and I am not figuring it out.I was out with flu and so lost...please help. How many moles of Hydrochloric acid are needed to dissolve 39.0 grams of aluminum Hydroxide? How many grams of precipitate will form a reaction between 10g...
January 17, 2013 by Lost

chemistry
Sulfur dioxide and oxygen gases react at high temperature (400 o C) in the presence of a catalyst(like Pt) to form sulfur trioxide gas. The reaction is started from a gas mixture at 400oC with the partial pressures PSO2 = 15 atm and PO2= 10. atm. What will be the final partial...
April 17, 2015 by David

Chemistry
Solid copper oxide reacts with ammonia gas according to the following equation: 3CuO + 2NH3 -> 3Cu + N2 + 3H20 50 grams of CuO is placed in an 80L reaction vessel, and the vessel was evacuated. Ammonia gas was then gradually introduced into the vessel, slow enough for the ...
September 30, 2013 by Nikki

Chemistry
A 0.0677g sample of magnesium metal reacted with excess hydrochloric acid to produce 69.9 ml of hydrogen gas. The gas was collected over water at 21.0 degrees Celsius. The levels of water inside and outside the gas collecting tube is identical. The water vapor pressure at 21.0...
February 10, 2011 by K

stoichiometry & partial pressure
1 mole of oxygen gas and 2 moles of ammonia are placed in a container and allowed to react at 850 C according to the equation: 4NH3 + 5O2 --> 4NO + 6H2O Q: if the total pressure in the container is 5.00 atm, what are the partial pressures for the three gases remaining? I'm ...
January 28, 2007 by dory

chemistry
What volume of carbon monoxide gas (at STP) is needed when 1.31 moles of oxygen gas react completely in the following equation? 2 CO + O2 --> 2 CO2
November 10, 2013 by B

machines
how do disc grinders work? My disk grinder has a series AC motor attached to a rubber disk upon which the grinding sheet is attached. The grinding sheet I use is carbide glued to paper. The carbide coated sheet rotates against the metal, usually a weld I am smoothing, and the ...
September 3, 2005 by juli

Chem. Again
28: You have a glass of pure water. Are chemical reactions occurring in the water? If so, what are they? If not, explain why not. 29: While investigating the effects of acid rain in your area, you discover a lake that is surprisingly resistant to changes in pH caused by acid ...
May 12, 2009 by Rachel

Chemistry
The flame in a torch used to cut metal is produced by burning acetylene(C2H2) in pure oxygen. Assuming the combustion of 1 mole of acetylene releases 1251kj of heat, what mass of acetylene is needed to cut through a piece of steel if the process requires 36.658 x 10^4 kj of heat?
November 8, 2012 by Brittany

science
When an acid and an alcohol react does it produce an ester? If so ehat type of reaction is this? I call it esterification. It is also an elimination reaction in that water is eliminated.
March 12, 2007 by Gemma

Chemistry
If calcium carbonate) and aluminum silicate are mixed together and heated then the result is cement. Cement is a mixture of calcium oxide, carbon dioxide, aluminum oxide, and calcium silicate. Write the balanced equation for this reaction. My Answer: CaCO3+Al2(SiO3)3 -> CaO...
January 28, 2011 by Ed

Chemistry
Calcium carbonate reacts w/stomach acid according to the following chemical equation. CaCO3+2HCl(aq)-> CaCl2(aq)+H2O(l)+CO2(g) A. Balance the eqaution B. Tums is one commercially sold antacid that contains CACO3. If Tums is added to 20.0ml of 0.400 M HCl, how many grams of ...
December 14, 2010 by Tony

Chem
I have a few questions, if anyone can help me at all it would be amazing. i need this done by TOMORROW (03/03/2008) 1. Cyanogen has been observed in the atmopshere of Titan, Saturn's largest Moon, and in the gases of the interstellular nebulas. On Earth, it is used as a ...
March 2, 2008 by T

Chemistry
I have a few questions, if anyone can help me at all it would be amazing. i need this done by TOMORROW (03/03/2008) 1. Cyanogen has been observed in the atmopshere of Titan, Saturn's largest Moon, and in the gases of the interstellular nebulas. On Earth, it is used as a ...
March 2, 2008 by T

Chemistry
Sodium carbonate (kc = 3.67 *10^-3) is a weak base that can react with two moles of water according to the following equilibrium: Na2Co3 (aq) + 2 H2O yields H2CO3 + 2 NaOH if 8.14 mMol of sodium carbonate is dissolved in 100ml of water and allowed to reach equilibrium, what ...
February 9, 2012 by Cal21

Chemistry
Chlorine gas may be easily prepared in the lab according to the reaction: 2KMnO4(s)+ 16HCl(aq)-> 2 MnCl2(aq)+5Cl2(g)+ 8H2O(l)+ 2KCl(aq) What mass of HCl is needed to prepare 1 mole of Cl2 gas?
November 1, 2009 by Christina

Chemistry
Okay, so I got question 1 but I don't know how to solve question 2. Since they are tied in, I'll post both of them. 1. When 0.43g of NaNO2 is allowed to react with an excess of HSO3NH2, the volume of N2 gas produced is 0.145 L. After the reaction is completed, the temperature ...
November 15, 2010 by yipez

chemistry please help
The reaction between hydrogen and chlorine gases gives hydrogen chloride gas in the following reaction: H2(g) + Cl2(g) = 2HCl(g) It is found experimentally that 1 mole of H2 gas reacts with 1 mole of Cl2 gas at constant temperature and pressure, to release 184 kJ of heat. What...
January 10, 2013 by john

chemistry, science
Carbon is also removed from the atmosphere during the process of weathering. carbon dioxide combines with water to form carbonic acid. this reacts with calcium silicate (in rocks) to produce calcium ions, bicarbonate ions and silicon dioxide (silica) the chemical equation for ...
November 2, 2009 by Sophie

chemistry
How many grams of oxygen gas can be produced when 4.50 L of NO2 react according to the equation below at 427 C and 1.15 atm? 4NO2(g) + 6H2O(g) 7 O2(g) + 4NH3(g)
June 9, 2011 by katydid

Chemistry
Zn metal was allowed to react with hydrochloric acid to produce hyrdogen gas.This gave a total of 555mL of gas collected over water at 20C and a pressure of 747mm of Hg. How many moles of hydrogen were collected? The vapor pressure of water at 20C is 18mm Hg.
March 5, 2012 by Cynthia

Math
Chemistry of Life Multiple Choice 1. Which of the following form the main components of our body cells? carbohydrates and proteins fat and phosphorous proteins and iron nucleic acids and calcium 2. Organic compounds always contain______. water oxygen nitrogen carbon 3. Which ...
December 7, 2012 by Briana T

MATH
Chemistry of Life Multiple Choice 1. Which of the following form the main components of our body cells? carbohydrates and proteins fat and phosphorous proteins and iron nucleic acids and calcium 2. Organic compounds always contain______. water oxygen nitrogen carbon 3. Which ...
December 7, 2012 by Help!!!!!!!!!!!!!! Fast its urgent Please!!!!!!!!!

Chemistry 3A
An aqueous solution contains the ions B, C, and D that are in equilibrium with one another according to the reaction B (aq) + C (aq) ->/<- D (aq) A certain amount of water is added so as to double the volume of this solution, while keeping the temperature and the ...
July 21, 2013 by Sarah

chemistry
Calcium metal is heated with oxygen gas to yield calcium oxide.
October 14, 2014 by Anonymous

Chemistry
When 20.8 g of calcium chloride, CaCl2, was dissolved in water in a calorimeter, the temperature rose from 25.0C to 37.1C. If the heat capacity of the solution and the calorimeter is 1258 J/C, what is the enthalpy change when 1 mol of calcium chloride dissolves in water? ...
October 18, 2008 by Glenna

Science
Acetylene gas c2h2 reaction cac2+2h2o. C2h2+Ca(oh)2 how many moles of cac2 needed to prepare 10.0 g c2h2 please show work and answer soon final question on big test review
February 17, 2014 by Victor

Please help me!!!!
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 ...
December 19, 2012 by Taylor

chemistry
How many grams of calcium oxide, CaO, can be produced from 4.20 g of calcium metal and 1.60 g of oxygen gas?
September 21, 2008 by Erika

Chemistry
I just need help with these three 1.Cell respiration glucose is reacted wth oxygen in body to produce carbon dioxide and water how many liters of carbon dioxide would be produced if 90.0 g of glucose completely reacts with oxygen C6H12O6(s)+ 6O2(g) -> 6H2O(g) + 6CO2 (g) 2. ...
April 22, 2015 by Ben

Chem
For the following reaction, 21.7 grams of diphosphorus pentoxide are allowed to react with with 13.1 grams of water. What is the maximum amount of phosphoric acid that can be formed in grams? What is the FORMULA for the limiting reagent? What amount of the excess reagent ...
May 15, 2011 by moose

7th grade science ASAP please!
1. Which of the following form the main components of our body cells? (1 point) carbohydrates and proteins fat and phosphorous proteins and iron nucleic acids and calcium 2. Organic compounds always contain______. (1 point) water oxygen nitrogen carbon 3. Which of these is a ...
November 4, 2012 by Delilah

chemistry
Water softeners often replace calcium ions in hard water with sodium ions. Since sodium compounds are soluble, the presence of sodium ions in water does not cause the white, scaly residues caused by calcium ions. However, calcium is more beneficial to human health than sodium ...
January 25, 2010 by M

Chem Help please!!!!!
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 ...
December 19, 2012 by Taylor

Chemistry
Aluminum carbide, Al2C3 (s), reacts with water to yield aluminum hydroxide, Al(OH)3 (aq), and methane, CH4 (g). Write the equation for the reaction. How many grams of Al4C3 (s) would be needed to prepare 1.000 L of CH4 (g) measured at STP?
October 1, 2013 by Cris

Chemistry
1) When calcium is reacted with cold water, the equation is as follows: - Ca(s) + H2O(l) -->Ca(OH)2(aq) + H2(g) Isn't Ca(OH)2 insoluble? Why is the state symbol aqueous? When I conducted the experiment in a test tube with cold water, I got a white suspension (precipitate). ...
January 31, 2009 by candy

science
what happens when you mix calcium with oxygan Generally, one could expect Calcium Oxide (CaO) to form. In the presence of water, Calcium hydroxide will form.
July 15, 2005 by oli

chemistry help !!!!!!!!!!!!!!!!
H2(g)+Cl2(g)=2HCL(g) it is found experimentally that 1 mole of H2 gas react with 1 mole of CL2 gas at constant temperature & pressure , to release 184kJ of heat .what is the enthalpy change for this reaction? ∆H=
January 4, 2013 by john

Chem- REALLY URGENT!!!
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 ...
December 19, 2012 by Taylor

Science (chemistry)
Write a balanced chemical equation and state the reaction type for each of the following reactions: a.) nitrogen gas reacts with hydrogen gas forming ammonia (NH3) b.) carbonic acid breaks down to form carbon dioxide gas and water c.) aluminum foil reacts with copper II ...
April 2, 2014 by Anonymous

chemistry
A total of 2.00 \rm mol of a compound is allowed to react with water in a foam coffee cup and the reaction produces 115 g of solution. The reaction caused the temperature of the solution to rise from 21.0 to 24.7 ^\circ \rm C. What is the enthalpy of this reaction? Assume that...
October 2, 2011 by Anonymous

Chemistry
A total of 2.00 mol of a compound is allowed to react in a foam coffee cup that contains 141 g of water. The reaction caused the temperature of the water to rise from 21.0 to 24.7 degrees Celsius. What is the enthalpy of this reaction? Assume that no heat is lost to the ...
October 11, 2010 by Karen

chemistry
Zinc reacts with hydrochloric acid according to the reaction equation Zn(s)+2HCL(aq)=>ZnCl2(aq)+H2(g). How many mm of 1.50M HCL(aq) are required to react with 9.05 g of ZN?
August 9, 2012 by Mimi

Chemistry
Zinc reacts with hydrochloric acid according to the reaction equation... Zn (s) + 2HCl (aq) ---> ZnCl2 (aq) + H2 (g) How many milliliters of 5.00 M HCl (aq) are required to react with 5.55 g of Zn (s)??
October 4, 2013 by Chelsea

chemistry
nitrogen and hydrogen react in the haber process to form ammonia. All substances are in the gas phase. If 0.385atm of nitrogen and 0.792 atm of hydrogen react, what is the partial pressure of ammonia(in mmHg) when this reaction goes 67 complete. The volume and temperature are ...
March 12, 2009 by michele

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 ...
January 18, 2013 by Moe

Chemistry
Acetylene(C2H2) torches are used in welding. How much heat (in kJ) evolves when 2.0L of C2H2 (d=1.0967kg/m3) is mixed with a stoichiometric amount of oxygen gas? The combustion reaction is C2H2(g)+52O2(g)→2CO2(g)+H2O(l), ΔH∘=−1299.5kJ
March 24, 2014 by Kelly

chemistry
ammonia (NH3) chemically reacts with oxygen gas (O2) to produce nitric oxide (NO) and water (H2O). What mass of water is produced by the reaction of 1.09g of oxygen gas?
March 8, 2011 by Mal

Chemistry
A 0.188g sample of unknown metal, X (s), produced 71.4 ml of hydrogen gas when reacted with HCL according to the equation: X(s)+2HCL(aq)--->XCl2(aq)+H2(g) The gas was collected over water at 23 degrees Celsius. The levels of water inside and outside the gas collecting tube ...
February 10, 2011 by K

chemistry
write a balanced chemical equation for calcium nitate plus sulfuric acid produces calcium sulphate and ? This is a metathetical reaction, I think more properly called a double displacement reaction now. Just change + and - partners. Ca(NO3)2 + H2SO4 ==> CaSO4 + HNO3. I will...
August 9, 2007 by walter

chemistry
You react 25.0 liters of oxygen gas at STP with 50.0 ml of ethanol liquid. Ethanol has a density of 0.789 g/ml. After actually running the reaction you determined the percent yield was only 78.5%. How many LITERS of CO2 did you make? (Must put CO2 in answer la
May 30, 2014 by Amy

Ap Chem
If in an experiment we're working with Mg, HCl acid, and H20. We stick the magnesium in the acid mixed with water and the Mg dissolves. One of the products is hydrogen gas. If the water in the tube is evaporated, the other product, a white salt remains. Write a balanced ...
October 22, 2006 by Justyna

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 ...
December 19, 2012 by Taylor

Chemistry
A chemical system within a sealed 1 L reaction vessel is described by the following reversible reaction equation: 2H2S(g) <---> 2H(g) + S2(g) (a) the reaction quotient intially (b) the order of concentration of all three components at equilibrium without using ...
May 6, 2012 by Coryn

chem
How many grams of magnesium oxide are formed when 13.5 L of oxygen gas, measured at STP, completely reacts with magnesium metal according to the following reaction? i got .496 g but i know that like way off
February 17, 2011 by hannah

chemistry
Hydrogen and oxygen react according to the equation: 2H2 + O2 -> 2H2O. According to Avogadro's law, how many liters of hydrogen are required to react with 2.0 L of oxygen at STP? How do you set this equation up and find the answer???
March 28, 2010 by Jen

chemistry
A total of 2.00mol of a compound is allowed to react with water in a foam coffee cup and the reaction produces 185g of solution. The reaction caused the temperature of the solution to rise from 21.0 to 24.7C . What is the enthalpy of this reaction? Assume that no heat is lost ...
November 25, 2011 by Yuli

Science
Assuming all volume measurements are made at the same temperature and pressure, what volume of hydrogen gas is needed to react completely with 3.75 L of oxygen gas to produce water vapor?
April 18, 2015 by James

Chemistry 1150
Instant cold packs, often used to ice athletic injuries on the field, contain ammonium nitrate and water separated by a thin plastic divider. When the divider is broken, the ammonium nitrate dissolves according to the following endothermic reaction: NH4NO3(s)→NH+4(aq)+NO...
February 25, 2014 by Smith

chem
For the following reaction, 31.1 grams of diphosphorus pentoxide are allowed to react with with 10.2 grams of water. diphosphorus pentoxide (s) + water (l)>>> phosphoric acid (aq) What is the maximum amount of phosphoric acid that can be formed in grams? What is the ...
May 15, 2011 by moose

science
Propose a method to find the specific heat of sodium which reacts with water Two methods to think about. Use a liquid with which Na doesn't react. OR, use a weighed amount of Na metal to react with water. Measure T of the water before addition of Na and after adding Na. That ...
February 27, 2007 by guru

Chemistry
According to the following reaction, how many moles of water will be formed upon the complete reaction of 22.6 grams of hydrochloric acid with excess iron(III) oxide? hydrochloric acid (aq) + iron(III) oxide (s)--> water (l) + iron(III) chloride (aq)
December 2, 2009 by Dalton

ap chemistry
A 2.5 g of sample megnesium carbide is added to 8.8 ml of water inside calorimeter of 700 ml of water how do we find limiting reactant
November 6, 2012 by maria

chemistry
when calcium carbonate, caco3(s) is heated, it decomposes to form calcium oxide, cao(s) and carbon dioxide gas. how many liters of carbon dioxide will be produced at stp if 2.38 kg of calcium carbonate reacts completely?
May 7, 2015 by Anonymous

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.
April 16, 2010 by Eileen

Chemistry
When heated, calcium carbonate decomposes to yield calcium oxide and carbon dioxide gas. How many grams of calcium carbonate are needed to produce 81.0 of carbon dioxide at STP? Is the asnwer 80.95
September 21, 2008 by George

Physic/Chemistry
You react 25.0 liters of oxygen gas at STP with 50.0 ml of ethanol liquid. Ethanol has a density of 0.789 g/ml. After actually running the reaction you determined the percent yield was only 78.5%. How many LITERS of CO2 did you make? (Must put CO2 in answer label)
May 20, 2014 by Bree W.

chem-repost
How many grams of magnesium oxide are formed when 13.5 L of oxygen gas, measured at STP, completely reacts with magnesium metal according to the following reaction? i got .496 g but i know that like way off
February 17, 2011 by hannah

Chemistry
What mass (g) of water is produced by the combustion of 48.8 g of propane according to the following reaction? Round your answer to one decimal place. C3H8(g) + 5 O2(g) --> 3 CO2(g) + 4 H2O (l)
April 8, 2013 by Linzy

chemistry
How can you test calcium nitride.. ( Ca3N2) I have written the reaction between calcium and nitrogen. A question that says " how will you test the product formed " is given. SO can you please help me, How can you test calcium nitride?
February 3, 2015 by saurav

Chemistry
in an experiment, ammonia gas, NH3(g) was bubbled through distilled water. Some of the dissolved ammonia gas, NH3, reacted with the water to form the aqueous ammonia ions, NH4. When red litmus paper was placed in contact with the aqueous solution, the paper turned blue. This ...
March 4, 2013 by Joe

chemistry
You are a chemist requested to review and analyse certain debris found on thebottom of aboot found in a crime scene. The debris contains metal fragments. If you identify the metal fragments---it will help the detctive identify the locations traveled by the person who did the ...
February 26, 2012 by Jimmy

Chemistry
What mass (g) of magnesium chloride (MgCl2) must react with sulfuric acid (H2SO4) to release 890.2 ml of Hydrogen chloride (HCl) gas at STP according to the following equation? Round to one decimal place. MgCl2 (s) + H2SO4 --> MgSO4 (aq) + 2 HCl
April 8, 2013 by Linzy

Chemistry Honors
Arthur is performing a lab which requires a 0.2 M solution of calcium hydroxide. However, the only calcium hydroxide solution available has a concentration of 0.5 M. How can Arthur dilute the 0.5 M solution to make 10 mL of a 0.2 M solution? A.He needs to add 2.5 mL of the 0.5...
December 16, 2014 by Tony

chemistry
A 0.500 L solution of 7.50 M hydrochloric acid is used to neutralize a 250.0 g sample of calcium hydroxide. Calcium chloride a chemical used to control highway dust, strengthen concrete mixes, and add flavor to foods is produced by the reaction. 2 HCl + Ca(OH)2 → ...
March 1, 2010 by BT

chemistry
Alkali metals react with water to form hydrogen gas and the hydroxide of the metal. When 3.55 grams of an alkali metal reacts with excess water, 1020ml of hydrogen gas, measured at STP, are evolved. What is the alkali metal?
December 6, 2010 by gina

Chemistry
Complete and balance the following neutralization reactions. then, write the names of all the reactants and all the products in each chemical reaction. A) HNO3 + Al(OH)3 = 3HNO3 + Al(OH)3 -> Al(NO3)3 + 3H2O Reactants: Nitric acid, Aluminum hydroxide Products: Aluminum ...
July 12, 2010 by Derrick

Chemistry
Which argument supports the claim that dissolving solid calcium chloride (CaCl2) in water is a chemical change? A. The ionic bond between the calcium ions and chloride ions is broken. B. The solid calcium chloride can be recovered by evaporating the water. C. The ions present ...
March 19, 2015 by Cortney

chemistry ap
Assuming all volume measurements are made at the same temperature and pressure, what volume of hydrogen gas is needed to react completely with 3.25 L of oxygen gas to produce water vapor? Answer in units of L.
April 3, 2015 by chem

chemistry
find mass of calcium carbonate obtaqined in reaction of 10.0g of calcium oxide with an excess of carbon dioxide
March 10, 2015 by Allison

Chemistry
I'm having a bit of trouble translating what I see when I perform the experiment into actual chemical reactions. In one experiment, Magnesium is placed in Hydrochloric acid, and a burning splint is extinguished. So I think that it is producing Magnesium chloride + hydrogen? ...
September 27, 2007 by Prasa

Chemistry
1. According to the collision theory of chemical reactions: A. High energy collisions result in few successful reactions as there isnt sufficient time for the products to react. B. High energy collisions lead to the successful formation of products. C. Low energy collisions ...
October 16, 2012 by Ken

chemistry
Calcium carbonate CaCO3 reacts with stomach acid (HCl, hydrochloric acid) according to the following equation: CaCO3(s)+2HCl(aq)->CaCl2(aq)+H2O(l)+CO2(g) Tums, an antacid, contains CaCO3. If Tums is added to 35.0 mL of 0.300 M HCl,how many grams of CO2 gas are produced?
October 8, 2010 by Dana

chemistry
I need to know how to figure this out, step by step... Don't assume I know anything.. Break it down for me like I'm a 5 year old... I'm really horrible at figuring out where to even begin... what steps to use.. etc.. Thank you!! CO2(g)+4H2(g)→CH4(g)+2H2O(g) How many ...
March 2, 2015 by Jennie

chemistry 105
Sulfuric acid dissolves aluminum metal according to the following reaction: 2Al(s)+3H2SO4(aq)-->Al2(SO4)3(aq)+3H2(g) Suppose you wanted to dissolve an aluminum block with a mass of 14.7 g. What minimum mass of H2SO4(in g) would you need? What mass of H2 gas(in g) would be ...
October 10, 2011 by julie

chemistry
what volume (in ML) of a 0.150 M HNO3 solution is required to completely react wtih 35.7 mL of a 0.108 M Na2CO3 solution according to the following balanced chemical equation? Na2CO3(aq) + 2 HNO3(aq) --> 2NaNO3(aq) + H2O(l) then, in the reaction above, what mass (in grams) ...
June 21, 2010 by samantha

Chem18
Coal can be used to generate hydrogen gas by this endothermic reaction: C(s) + H2O(g) CO(g) + H2(g) If this reaction is at equilibrium, which of these stresses would increase the formation of hydrogen gas? (choose ALL of the possible answers - there may be more than one.) a. ...
May 2, 2011 by Ryan

chemistry
Solid magnesium metal reacts with chlorine gas according to the following equation: Mg + Cl2 --> MgCl2 What mass of magnesium chloride is formed in the reaction between 7 g of Mg and 13.2 g of Cl2
September 15, 2010 by sarah

chemistry
Solid magnesium metal reacts with chlorine gas according to the following equation: Mg + Cl2 --> MgCl2 What mass of magnesium chloride is formed in the reaction between 7 g of Mg and 13.2 g of Cl2
September 17, 2010 by kellie

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