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April 23, 2014

Search: Na2CO2(s)+HCl(aq)NaCl+H2O(L)+CO2(g)

Number of results: 24,814

chemistry
You have 1.600g mixture of NaHCO3 and Na2CO3. You find that 11.60 ml of 2.00M HCl is needed to convert the sample completely to NaCl, H2O and CO2. NaHCO3 (aq) + HCl (aq) -> NaCl (aq) + H2O (l) + CO2 (g) Na2CO3 (aq) +2HCl (aq) -> 2NaCl (aq) + H2) (l) + CO2 (g) What volume...
Saturday, April 17, 2010 at 3:02pm by Monica

Physical Science- Balance Equations
Is your problem with balancing or is it with naming the products? HCl(aq) + NaHCO3(aq) ==> H2O(l) + CO2(g) + NaCl(aq) HBr(aq) + NH3(aq) ==> NH4Br(aq) LiHCO3(aq) + HI(aq) ==> LiI(aq) + H2O(l) + CO2(g)
Monday, February 18, 2013 at 7:10pm by DrBob222

Chemistry
For which reaction is delta Ssys > 0? A) CH4(g) + 2 O2(g) CO2(g) + 2 H2O(l) B) NH3(g) + HCl(g) NH4Cl(s) C) 2 NH4NO3(s) 2 N2(g) + O2(g) + 4 H2O(g) D) HCl(aq) + NaOH(aq) NaCl(aq) + H2O(l)
Monday, July 30, 2012 at 1:45pm by Taylor

CHEMISTRY
. For which reaction is Ssys 0? A) CH4(g) + 2 O2(g) CO2(g) + 2 H2O(l) B) NH3(g) + HCl(g) NH4Cl(s) C) 2 NH4NO3(s) 2 N2(g) + O2(g) + 4 H2O(g) D) HCl(aq) + NaOH(aq) NaCl(aq) + H2O(l)
Wednesday, August 1, 2012 at 7:15pm by MONICA

chemistry
Half reaction E0,(v) Ni2+(aq) + 2e-  Ni(s) -0.23 Co2+(aq) + 2e-  Co(s) -0.28 Fe2+(aq) + 2e-  Fe(s) -0.41 Cr3+(aq) + 3e-  Cr(s) -0.74 Mn2+(aq) + 2e-  Mn(s) -1.03 Which of the following metals could be used successfully to galvanize steel?
Monday, February 6, 2012 at 12:11am by neetu

chemistry
Consider the following equations. For each, decide whether it represents a chemical reaction or a physical change. a. SnCl4(aq) + 4H2O(l)  Sn(OH)4(s) + 4HCl(aq) b. 4K(s) + O2(g)  2K2O(s) c. NaCl(s)  Na+(aq) + Cl-(aq)
Sunday, July 3, 2011 at 1:31pm by ABCD

chemistry
1)How many milliliters of 1.5 M NaOH will react completely with 448 mL of 0.600 M HCl? NaOH (aq) + HCl (aq) NaCl (aq) + H2O (l) 2)What is the percent yield of the following reaction if 15 g H2O are obtained from the combustion of 18 g C2H6? 2 C2H6 (g) + 7 O2 (g) 4 CO2 (g...
Sunday, October 24, 2010 at 5:24pm by Chicka

Chemistry
I do not understand why this cannot go to equilibrium? Na2CO3(aq)+HCl(aq)->H2O(l)+CO2(g)+NaCl(aq)
Monday, December 2, 2013 at 2:57pm by Anonymous

Chemistry
NaHCO3(aq) + HCl(aq) ==> NaCl(aq) + H2O(l) + CO2(g)
Thursday, August 9, 2012 at 9:09pm by DrBob222

chemistry
Can someone give me some directions as to how to reach the answer for this problem: A 0.608g sample of fertilizer contained nitrogen as ammonium sulfate, (NH4)2 SO4(s)+2NaOH(aq)-->Na2SO4(aq)+ 2H2O(l)+2NH3(g) The ammonia was collected in 46.3 mL of 0.213 M HCL (hydrochloric ...
Thursday, June 11, 2009 at 12:31pm by Chemically Confused

Aqueous Stoichiometry
Can someone give me some directions as to how to reach the answer for this problem: A 0.608g sample of fertilizer contained nitrogen as ammonium sulfate, (NH4)2 SO4(s)+2NaOH(aq)-->Na2SO4(aq)+ 2H2O(l)+2NH3(g) The ammonia was collected in 46.3 mL of 0.213 M HCL (hydrochloric ...
Thursday, June 11, 2009 at 11:24am by Chemically Confused

chemistry
A 0.2528 g sample of a mixture containing sodium carbonate and sand requires 12.32 mL of 0.2409 M HCl(aq). Assuming that the sand does not react with the HCl(aq), what percentage of the mixture is sodium carbonate? Balanced equation: Na2CO3(s) + 2 HCl(aq) 2 NaCl(aq) + CO2(g...
Tuesday, October 5, 2010 at 1:30pm by Jordin

Chemistry
HCl(aq) + NaOH(aq) -> NaCl(aq) + H2O(l) NH4Cl(aq) + +NaOH(aq) -> NH3(aq) + NaCl(aq) + H2O(l) NH3(aq) + HCl(aq) -> NH4Cl(aq) Write net ionic equations for the three reactions. Show how the first two reactions are arranged algebraically to determine the third.
Wednesday, October 27, 2010 at 9:42pm by Anonymous

chemistry
Which one of the following is a combustion reaction? A. CH4 + 2 O2 CO2 + 2 H2O B. HBr + NaOH NaBr + H2O C. Xe (aq) + H2O(l) HXe(aq) + OH- (aq) D. NaCl (aq) + AgNO3 (aq) NaNO3 (aq) + AgCl (s)
Tuesday, November 29, 2011 at 1:38pm by ashley

chemistry
For the balanced reaction HCl(aq) + NaOH(aq) ? H2O(l) + NaCl(aq), how many moles of H2O could be produced from 25 g HCl? (You have already done this type of question!
Tuesday, November 29, 2011 at 9:43pm by valarie

Chemistry
Limestone (CaCO3) emits CO2 gas when exposed to HCl. What is the theoretical yield of CO2 if 56.1 grams of limestone is completely dissolved in HCl? CaCO3(s) + 2 HCl(aq) R CaCl2(aq) + CO2(g) + H2O(l) a. 21.5 g b. 4.16 g c. 9.53 g d. 24.7 g
Wednesday, June 5, 2013 at 10:54am by Anonymous

college chemistry
1) If 740. mL of 0.06622 M aqueous NaI and 370. mL of 0.07151 M aqueous Pb(NO3)2 are reacted stoichiometrically according to the equation, what mass (g) of NaI remained? Pb(NO3)2(aq) + 2 NaI(aq) → PbI2(s) + 2 NaNO3(aq) 2) If 180 mL of 0.581 M aqueous HCl and 690 mL of 0....
Friday, October 1, 2010 at 5:13pm by sparkle

chemistry
A TUMS tablet was dissolved in 110.00 ml of 0.1022 M HCl and analyzed for CaCO3 according to the procedure described in the lab manual. It took 7.48 ml of 0.1005 M NaOH to reach the endpoint. Calculate the mass of CaCO3 in TUMS tablet to the correct number of significant ...
Wednesday, October 31, 2012 at 11:33pm by Ashley

Chemistry
What mass of baking soda (NaHCO3) would be required to neutralize 10.00mL of 12.1M muriatic acid remaining in a empty water bottle? HCl(aq)+NaHCO3(aq)=>NaCl(aq)+CO2(g)+H2O(l)
Wednesday, April 13, 2011 at 10:52pm by Mateo

Chemistry
a)HCl + NaHCO3 -> NaCl + H2O + CO2 b)2HCl + CaCO3 -> CaCl2 + H2CO3 -> CaCl2 + H2O + CO2 c) Al2O3 + HCl -> AlCl3 + H2O + O2 hmmm a) 1mole b) 2moles 3) 1 ??
Thursday, December 9, 2010 at 9:04am by prince

Chemistry
1. I do not understand why this cannot go to equilibrium? Na2CO3(aq)+HCl(aq)->H2O(l)+CO2(g)+NaCl(aq) Please explain. 2. Are K subscript c the same as K subscript eq? Do they both stand for the equilibrium constant?
Monday, December 2, 2013 at 3:34pm by Anonymous

Chemistry 22
Determine if the reaction produces a precipitate. For a precipitate mark a and if there is no precipitate mark b. 8. KOH(aq) + Fe(NO3)3(aq)  9. MgCl2(aq) + Na(NO3)2(aq)  10. NaBr(aq) + Ag(NO3) (aq)  11. Na3PO4(aq) + Ba(NO3) 2(aq) 
Saturday, December 4, 2010 at 11:39pm by Ivy

Chemistry
NaHCO3 + HCl = NaCl + H2O + CO2 The HCl in the reaction is 2 molar what i need it to figure out how much CO2 if produced when 10g of each substance is mixed. And the limmiting reagent and any information that can be produced around the ammount of CO2 prouced.
Monday, April 5, 2010 at 10:29am by Souza

Chemistry
M2CO3 ( M is a metal) 5,22 g dissolved in H2O and reacted with HCl CO3(-2) (aq) + 2H+ (aq) --> CO2 (g) + H2O (l) CO2 produced and collecting over H2O . 2.0L at 25 C P= 475 mmHg Vapour pressure of H2O at 25 C = 23,8 mmHg Then Which metal is M ?
Monday, October 8, 2012 at 3:48pm by Which metal?

chemistry
The titration of HCl with NaOH is represented by the equation HCl(aq) + NaOH(aq) → NaCl(aq) + H2O(l) What volume of 0.100 M HCl is required to titrate 50.0 mL of 0.500 M NaOH?
Tuesday, December 6, 2011 at 2:22pm by kathy

Chemistry
Naoh (aq) + HCl (aq) --> NaCl (aq) + H2O (l) Using the dT determined in part 1, calculate the heat capacity of the calorimeter. Enthalpy of reaction= -58.3 kj/mol, Cs (NaCl = 3.91j/g C)density of 1 M NaCl = 1.037g/mL. dT= 12.88 degrees Celcius.50 mL of 2.00 M HCl and 50 ml ...
Monday, November 12, 2012 at 10:07pm by Annie

Chemistry
Naoh (aq) + HCl (aq) --> NaCl (aq) + H2O (l) Using the dT determined in part 1, calculate the heat capacity of the calorimeter. Enthalpy of reaction= -58.3 kj/mol, Cs (NaCl = 3.91j/g C)density of 1 M NaCl = 1.037g/mL. dT= 12.88 degrees Celcius.
Monday, November 12, 2012 at 10:00pm by Annie

Chemistry
Write balanced complete ionic equation for HC2H3O2(aq) + K2CO3(aq)-----> H2O(l)+CO2(g)+KC2H3O2(aq) I put 2H+(aq)+2C2H3O2-2(aq)2K+(ag)+CO3-2(aq)------>H2O(l)+CO2(g)+2K+(aq)+C2H3O2-2(aq) and said it was wrong, but I got this part right. 2H+(aq)+CO3 2-(aq)----->H2O(l)+...
Friday, October 29, 2010 at 9:09pm by Lisa

chemistry
NaCl (aq) + NH3(aq) + H2O(l) + CO2(s) --> NH4Cl(aq) + NaHCO3(s) because they are relatively cheap, sodium chloride and water are typically present in excess. what is the expected yield of NaHCO3 when one performs such a synthesis using 10.0 g of ammonia and 15.0 g of dry ...
Thursday, June 10, 2010 at 5:44am by Naila

Chemistry
Calculate the mass of baking soda, NaHCO3, needed to neutralize 3.0 mL of 3.0 M hydrochloric acid, HCl(aq). Ok, so I'm super confused. I have the equation, but I'm stuck with what to do with it. Equation: NaHCO3 + HCL --> NaCl + H2O + CO2
Wednesday, February 27, 2013 at 9:34pm by Sarah

Chemistry
10ml 15% HCl + 5g NaHCO3 = NaCl + CO2 + H2O. How much CO2 [L]
Monday, November 4, 2013 at 12:48pm by xxx

Chemistry
OK I just need help with two final problems that I am stuck on: The problem states the calcium carbonate in limestone reacts with HCl to produce a calcium chloride solution and carbon dioxide gas CaCO3(s)+2HCl(aq)-->CaCl2(aq)+H2O(l)+CO2(g) 1)Find how many moles of CO2 form ...
Thursday, December 9, 2010 at 10:41pm by TT

chemistry
What mass of K2CO3 is required to clean up a spill of 339 ml of 2.65 M HCl if HCl(aq) reacts with K2CO3 according to 2HCl(aq) + K2CO3(aq) 2KCl(aq) + CO2(g) + H2O(l)?
Sunday, June 3, 2012 at 8:05pm by Anonymous

AP Chem
What mass of K2CO3 is required to clean up a spill of 282 ml of 1.05 M HCl if HCl(aq) reacts with K2CO3 according to 2HCl(aq) + K2CO3(aq) → 2KCl(aq) + CO2(g) + H2O(l)?
Wednesday, February 9, 2011 at 8:57pm by Sky

chemistry
Reaction: Na2CO3 + 2 HCl -> 2 NaCl + CO2 + H2o How many grams of NaCl can be produced from the reaction of 1.35g of Na2CO3 with 125mL of 0.265 M HCl?
Friday, November 30, 2012 at 9:59pm by Jo

Chemistry
Actually it produces H2O and CO2 although you might argue that it produces H2CO3 a femtosecond before it breaks down to H2O and CO2. Na2CO3 + 2HCl ==> 2NaCl + H2O + CO2 mols Na2CO3 = 1.25/molar mass Na2CO3. mols HCl = twice that (look at the coefficients in the balanced ...
Wednesday, March 27, 2013 at 11:12pm by DrBob222

Chemistry - Acids and Bases
NaOH(aq) + HCl(aq) ==>NaCl(aq) + H2O(l)
Tuesday, January 11, 2011 at 10:29pm by DrBob222

chem.
A clarifying note: The NaOH is a solid and HCl is a gas. They will not react in that state. Most of the time we omit the fact that we use solutions but if we want to do it up brown, we would write HCl(aq) + NaOH(aq) ==> NaCl(aq) + H2O(l) Thanks for using Jiskha.
Friday, December 19, 2008 at 10:10am by DrBob222

chemistry
write the net ionic equation of the following reaction: HCl(aq)+NaOH(aq)--> NaCl(aq)+H2O(l)
Tuesday, January 3, 2012 at 3:32pm by Sid

Chemistry
a)HCl + NaHCO3 -> NaCl + H2O + CO2 This is fine b)2HCl + CaCO3 -> CaCl2 + H2CO3 -> CaCl2 + H2O + CO2 OK also c) Al2O3 + HCl -> AlCl3 + H2O + O2 very few reactions yield O2 3HCl + Al2O3 ---> 2AlCl3 + 3H2O a) 1 mole - agreed b) 2 moles - agreed 3) here 3 moles
Thursday, December 9, 2010 at 9:04am by Dr Russ

Chemistry
Choose the equations which correctly describe the dissolution of a compound into water. a) CaBr2(s)-> Ca2+(aq) + Br2(l) b) sodium bicarbonate(s)-> Na+(aq) + HCO3(aq) c) CH3OH(l)-> C4+(aq) + O2(aq) + 4 H+(aq) d) Ba(NO3)2(s)-> Ba2+(aq) + 2 NO3(aq) e) H2SO4(g)->...
Saturday, January 15, 2011 at 7:00pm by Erika

CHEMISTRY
The major component of vinegar is acetic acid CH3COOH. Which of the following reactions represents the balanced equation between acetic acid and sodium bicarbonate? a. CH3COOH(aq) + NaHCO3 a CH3COONa(aq) + CO2(g) + H2O(I) b. CH3COOH(aq) + 2 NaHCO3(aq) + 3/2 O2(g) a 4 CO2(g) + ...
Sunday, May 9, 2010 at 11:08am by GRACE

chemistry
HCl(aq) + NaOH(aq) ==> NaCl(aq) + H2O(l) H^+(aq) + OH^-(aq) ==> H2O(l)
Sunday, October 30, 2011 at 7:40pm by DrBob222

CHEMISTRY
NaOH + HCl ==> NaCl + H2O All are (aq) There may be an excess of NaOH or an excess of HCl. We could calculate which is in excess if we had some more information; for example, if that is 10% by mass, by volume, of just what AND if we had the density of the solution. Since ...
Wednesday, November 17, 2010 at 3:36pm by DrBob222

Chemistry
Na2CO2 + 2HCl ==> 2NaCl + CO2 + H2O Say 20 mL. How many mols is that? M x L = mols HCl. mols Na2CO3 = 1/2 that. g Na2CO3 = mols x molar mass.
Thursday, May 17, 2012 at 1:52am by DrBob222

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?
Friday, October 8, 2010 at 10:48pm by Dana

Chemistry
I THINK ITS 1) The balanced equation is NaHCO3(s) + H+(aq)= Na+(aq) + CO2(g) + H2O(aq). Remember acid + base = salt + water. 2) 2 CaO(s) + 5 C(s) = 2 CaC2(s) + CO2(g) 3)C(s)+H2O(g)=>CO(g)+H2(g 4) CuO (s) + CO (g) Cu (s) + CO2 (g) I THINK THEY ARE RIGHT. CHECK WITH SOMEONE ...
Thursday, March 8, 2012 at 6:05pm by MIKE

Chemistry, reactions w/ water
Write the equation for the reaction of each of the following with water. a) HCl b) CH3COOH c) NaOH d) NH3 Are these correct? a. HCl (aq) + H2O (l) --> H3O+ (aq) + Cl- (aq) b. CH3COOH (aq) + H2O (l) --> CH3COO- (aq) + H3O+ (aq) c. NaOH (aq) + H2O (l) --> Na+ + OH- + ...
Tuesday, May 6, 2008 at 3:16am by Marissa

Chemistry
Ive been trying to do my chemistry homework for the past few hours and I keep getting some of the questions wrong. These are the 2 questions i am having trouble with. 1. If 0.582 L of gaseous CO2 measured at STP dissolved in 920 mL of water is produced stoichiometrically ...
Tuesday, January 13, 2009 at 11:24pm by Dil

chemistry.
i've tried to di it. 1)Na2CO3 + HCl---> NaCl+NaHCO3 2)Basic as Na2CO3 is a base and amount of HCl =0 3)NaHCO3+HCl--->NaCl+CO2+H2O 4)phenolphthalein for eq pint point 1 as it will indicate change in basicity and methyl orange for secong equivalnce point as it will ...
Sunday, March 13, 2011 at 4:44pm by zoe

Chemistry
2g NaHCO3 + .6 mL HCL --> NaCl+CO2+H2O How much carbon dioxide do I get? How do I find out? I got 410 mL of CO2, is this correct?
Saturday, March 19, 2011 at 4:16pm by Michelle

chem.
Step 1. Write the balanced molecular equation. I assume this is in aqueous solution. 2HCl(aq) + Na2CO3(aq) ==> 2NaCl(aq) + H2CO3(aq) Step 2. Convert these to ions unless the material is a. a gas, b. a solid (insoluble ppt), c. a weak electrolyte. If any of those, write it ...
Tuesday, December 11, 2007 at 4:47pm by DrBob222

Chem
Equation. NaHCO3 + HCl ==> NaCl + H2O + CO2 simple, huh? Don't forget to change mL HCl to L since the mol equation is M x L = mols.
Wednesday, February 27, 2008 at 3:52pm by DrBob222

Chemistry
This is a limiting reagent (LR) problem. You know that because amounts are given for BOTH reactants. Is that 10% w/v HCl? If so then you have 10 g HCl/100 mL or 1.0 g HCl/10 mL. mols HCl = grams/molar mass = 1.0/36.5 = ? mols NaHCO3 = grams/molar mass -= ? HCl + NaHCO3 ==> ...
Monday, November 4, 2013 at 12:48pm by DrBob222

chemistry
For each of the following acid-base reactions, calculate how many grams of each acid are necessary to completely react with and neutralize 2.1g of the base. 1) HCl(aq)+NaOH(aq)-->H2O(l)+NaCl(aq) 2) 2HNO3(aq)+Ca(OH)2(aq)-->2H20(l)+Ca(NO3)2(aq) 3) H2SO4(aq)+2KOH(aq)-->...
Thursday, November 11, 2010 at 8:14pm by rachel

chemistry
CaCO3(s) + 2 HCl(aq) --> CaCl3(aq) + H2O(l) + CO2 It takes 19.26 mL of 0.6721 M HCl to completely react with the CaCO3. What is the mass of CaCO3 in the tablet? didnt mean to cal you
Sunday, November 11, 2012 at 8:01pm by Sheree'

chemistry. Chl my answers please!
(1) To make NaTcO4, Tc metal is dissolved in nitric acid to make HTcO4, NO2 and H2O. Then the product HTcO4 is treated with NaOH to make NaTcO4. If you begin with 4.5 mg of Tc metal, how much of NaOH (in grams) is required to convert all of the HTcO4 into NaTcO4? Tc + 7HNO3 = ...
Wednesday, December 3, 2008 at 1:32am by Tiffany

Chemistry
0.7g of an unknown mixture of NaHCO3 and Na2CO3 is mixed with 3mL of 12M HCl.what is the mass of NaHCO3 and Na2CO3 in the mixture of NaHCO3 and Na2CO3? Use these equations: NaHCO3+HCl--> NaCl+CO2+H2O Na2CO3+2HCl-->2NaCl+CO2+H2O mass of mixture= mass of NaHCO3+mass of ...
Tuesday, October 18, 2011 at 7:44am by Deanna

Chemistry - Please check
d) 2Al(s) + Fe2O3(s)  2Fe(l) + Al2O3(s) Oxidation 2Al(s)  2Al+ + 2e- Reduction Fe23+ + 3e-  2Fe(l) Oxidation numbers for chlorine HCl = -1 MnO2(s)= +4 KMnO4(s)= +7 Oxidation numbers for manganese Mn(s)= ? MnCl2(s)= +7 Mn2+(aq)= ? MnO4- =? And then SO4 ...
Wednesday, February 13, 2008 at 4:38pm by Alex

Chemistry multiple choice
During todays experiment we will produce hydrogen gas (H2) using zinc metal (Zn(s)) and hydrochloric acid (HCl). Which is a balanced net ionic equation illustrating this process? A. Zn (s) + 2 HCl (aq) --> Zn2+ (aq) + H2 (g) + 2 Cl- (aq) B. Zn (s) + 2 H+ (aq) --> Zn2...
Wednesday, December 1, 2010 at 10:28am by Nana

Chem. Could someone check my answer.
(1) To make NaTcO4, Tc metal is dissolved in nitric acid to make HTcO4, NO2 and H2O. Then the product HTcO4 is treated with NaOH to make NaTcO4. If you begin with 4.5 mg of Tc metal, how much of NaOH (in grams) is required to convert all of the HTcO4 into NaTcO4? Tc + 7HNO3 = ...
Wednesday, December 3, 2008 at 1:16am by Tiffany

Chemistry
The combustion of propane (C3H8) in your BBQ occurs by the following unbalanced reaction: C3H8(g) + O2(g)  CO2(g) + H2O(g) If 34.0 mL of CO2(g) is collected, what volume of H2O(g) also could be collected under the same conditions?
Wednesday, November 6, 2013 at 12:19am by Anonymous

Chemistry
Acid spills are often neutralized with sodium carbonate. For example Na2CO3 (s) + H2SO4 (aq)  Na2SO4 (aq) + CO2 (g) + H2O (l) An instructor dropped a 2.50 L bottle of 18.0 M H2SO4 on a cement floor. How much sodium carbonate would be required to neutralize it?
Sunday, March 18, 2012 at 10:06pm by Elisa

chemistry
For which of the following will delta S be the most positve? A) Co2(g)->CO2(s) B) C6H12O6 (s)+ 6 O2(g) -> 6 Co2(g) + 6H20(g) C) Na(aq) + Cl (aq)-> NaCl (s) D) Cl2(g) + H2(g) -> 2HCl(g) E) H(aq) + OH(aq) -> H20 (l)
Saturday, November 27, 2010 at 5:40pm by Jamy

Chemistry
I need help I can't seem to get the right answer. Please help! 1/2 H_2 (g) + 1/2 Cl_2 (g) --> HCl (g) -92.3 kJ/mol Na(s) + 1/2 O_2(g) + 1/2H_2(g) --> NaOH(s) -426.8 kJ/mol NaCl(s) --> Na(s) + 1/2Cl_2(g) 411.1 kJ/mol H_2O(l) -->H_2(g) + 1/2O_2(g) 285.8 kJ/mol HCl(g...
Friday, November 8, 2013 at 9:22pm by Alex

chemistry
Calcium carbonate reacts with hydrochloric acid according to the following reaction: CaCO3 (s) + 2 HCl (aq) --> CaCl2 (aq) + H2O (l) + CO2 (g) How many grams of calcium carbonate would be required to neutralize 50.0 cm3 of 8.00 M HCl?
Sunday, November 7, 2010 at 7:12pm by Christina

Chemistry
I have a lab for chemistry that I have to turn in soon, and I have no idea what the major and minor species if any of each of the substances we tested. Can someone please help me answer which one is the major/minor species of each of the elements? They are: 1. H2O(deionized)[...
Sunday, September 12, 2010 at 10:11pm by Esmeralda

Chemistry
I have a lab for chemistry that I have to turn in soon, and I have no idea what the major and minor species if any of each of the substances we tested. Can someone please help me answer which one is the major/minor species of each of the elements? They are: 1. H2O(deionized)[...
Sunday, September 12, 2010 at 10:12pm by Esmeralda

Chemistry
NaHCO3 + HCl ==> NaCl + H2O + CO2 Na2CO3 + 2HCl --> 2NaCl + H2O + CO2 Let X = mass NaHCO3 and Y = mass Na2CO3 =========================== Set up two equations and solve them simultaneously. eqn 1 is mass NaHCO3 + mass Na2CO3=10 g eqn 2 is mass NaCl from NaHCO3 + mass ...
Tuesday, November 9, 2010 at 6:28pm by DrBob222

Chemistry
I would really appreciate it if someone would please help me out with this lab, Stoichiometry by Loss of CO2, from my 12th grade chemistry class. 1. This experiment requires you to do 7 trials with varying amounts of Na2CO2. 2. Take a clean 50 mL beaker from the Glassware ...
Thursday, January 19, 2012 at 2:04am by Tony

college chemistry
The solvay process in an industrial method for preparing baking soda. In the process, CO2, NH3, H2O, and NaCl react to produce NaHCO3. If 25.0 L of carbon dioxide gas at STP and 20.0 L of ammonia gas at STP react in excess water and salt, what is the mass of baking soda ...
Sunday, April 15, 2012 at 6:18pm by Ana g

Chemistry
Запишем уравнение реакции: NaOH + HCl = NaCl + H2O C NaOH*V NaOH = C HCl*V HCl где: C NaOH и C HCl...
Tuesday, April 13, 2010 at 8:44am by Yevgeniy

Chemistry
HCl + NaHCO3 ==> NaCl + H2O + CO2 You don't have enough information to answer the question. You have M HCl and that's all. You must have the volume of HCl if you are to calculate the grams NaHCO3. I might point out that this would not be a very good airbag as it would ...
Wednesday, May 29, 2013 at 5:23pm by DrBob222

Chem
Which of the following rxns would most likely occur the fastest? A. 2AgNO3(aq) + Cu (cr) --> Cu(NO3)2(aq) + 2Ag(cr) B. NaCl(aq) + AgNO3(aq) --> NaNO3(aq) + AgCl(cr) C. C6H12O6(aq) + O2(aq) --> CO2(aq) + H2O(l) Only an answer is required, but a brief explanation would ...
Thursday, February 21, 2008 at 9:22pm by Anonymous

Chemistry
please explain how % error and % yield would have effected the mass/moles of a substance in a reaction in a lab. In this case mass/moles of NaCl. NaHCO3+ HCl--> NaCl + CO2 + H2O
Monday, December 10, 2012 at 10:51pm by john

SCIENCE
(aq) means the solution is dissolved in water used as a solvent. (l) means the COMPOUND (not element, usually) is a pure liquid. (g) means gas and (s) means solid. In the equation below, HCl(aq) + NaOH(aq) -->NaCl(aq) + H2O(l)This means that an aqueous solution of HCl is ...
Monday, December 11, 2006 at 9:20am by DrBob222

Chemistry
what is the 1. chemical equation 2. complete ionic equation 3. net ionic equation include phase of HCH3COO+NaHCO3 pls correct my answers 1. CH3COOH(aq)+NaHCO3(aq)+CH3COONa(aq)+H2O(l)+CO2(g) 2. CH3COOH(aq)+OH-(aq)=CH3COO-(aq)+H2O(l) 3. OH(aq)+CO2(g)
Monday, October 8, 2012 at 2:30am by chemdummy

Chemistry
NaHCO3 + HCl -> NaCl + CO2 + H2O n(NaHCO3)=n(HCl) n(NaHCO3)=m/M=2.3g/83.99*(g/mol)=0.027384 mol m(HCl)=n*M m(HCl)=0.027384 mol * 36.46 (g/mol)= 0.9984 g
Sunday, August 4, 2013 at 9:52am by Gloria

Reverse Equations
a four-component mixture was extracted. In the mixture was R-phenol, RCOOH, RNH2 and R-(C=O)-R in solution with ether and aqueous NaHCO3. RCOO-NA+ was separated out on the water layer. Aq. NaOH was added to the ether layer and R-benzene-O-Na+ was separated out in the water ...
Saturday, October 7, 2006 at 7:06pm by Sheryl

chemistry
K2CO3+ HCl (aq)>>CO2+K2O+H2O> KOH +CO2 Note the second reaction is with K2O with the water that accompanies the acid. 2M HCl is mostly water.
Thursday, February 18, 2010 at 6:03pm by bobpursley

Chemistry
HCl(aq) +NaOH(aq) ---> NaCl +H2O In a coffee cup calorimeter 50 ml of 2.00M HCl was combined with 50ml of 2.05M NaOH. a) What is the enthalpy change for the reaction? b) What is the molar enthalpy for the reaction? Given: Change in T= 14 degrees celsius heat capacity of the...
Tuesday, October 8, 2013 at 1:35am by Kuu

Chemistry105
1. (a) What is the molarity of a solution prepared by dissolving 4.315 g of NaOHin water to exactly 100 mL in a graduated flask? (Na = 23.0;O =16.0' H = 1.0amu). (b) What volume of the abovesolutionis requiredto neutralize exactly 25.00 mL of 0.1500 M HCl solution...
Tuesday, December 4, 2012 at 9:47pm by Mira

chemistry
theoretical yield of NaCl using 0.016 mols HCl with HCl + NaOH - NaCl + H2O as the equation for the reaction
Sunday, May 1, 2011 at 5:55pm by Anonymous

Chemistry
A 0.450-gram sample of impure CaCO3(s) is dissolved in 50.0 mL of 0.150 M HCl(aq). The equation for the reaction is: CaCO3(s)+2HCl(aq) -> CaCl2(aq) + H2O(l) + CO2(g) The excess HCl(aq) is titrated by 9.75 mL of 0.125 M NaOH(aq). Calculate the mass percentage of CaCO3(s) in ...
Tuesday, April 10, 2012 at 2:41am by Katherine

10th grade
Consider the following chemical equation: NaOH (aq) + HCl (aq) NaCl (s) + H2O (l), the reactant NaOH?
Friday, December 3, 2010 at 10:45am by Alexandria

Science
Al(OH)3(s) + HCl(aq) AlCl3(aq) + H2O(l) How many moles of HCl are required to react with 0.470 g of Al(OH)3 in the above unbalanced reaction? Use at least as many significant figures in your molar masses as in the data given. mol HCl What mass of HCl is required? How many ...
Wednesday, November 16, 2011 at 8:57pm by Megan

College Chemistry
NaHCO3 + HCl ==> NaCl + H2O + CO2 mols NaHCO3 = grams/molar mass mols NaHCO3 = mols HCl (from the coefficients in the balanced equation.) mols HCl = M x L. You know M and mols, solve for L.
Saturday, February 1, 2014 at 1:38pm by DrBob222

chemistry
How many grams of Na2CO3 are required to completely react with 35.6mL of a 0.315M HCl solution? Na2O3(s) + 2HCl(aq) --> 2NaCl(aq( + CO2(g) + H2O(I)
Saturday, July 2, 2011 at 12:21am by ashley

chemistry
How many grams of Na2CO3 are required to completely react with 35.6mL of a 0.315M HCl solution? Na2O3(s) + 2HCl(aq) --> 2NaCl(aq( + CO2(g) + H2O(I)
Saturday, July 2, 2011 at 12:23am by ashley

chem
"The percentage of sodium hydrogen carbonate, NaHCO3, in a powder for stomach upsets is found by titrating .275 M hydrochloric acid. if 15.5 mL of hydrochloric acid is required to react with .500 g of the sample, what is the percentage of sodium hydrogen carbonate in the ...
Thursday, October 19, 2006 at 7:44pm by Dan

Chemistry
2g NaHCO3 + .6 mL HCL --> NaCl+CO2+H2O How much carbon dioxide do I get? How do I find out?
Saturday, March 19, 2011 at 3:55pm by Michelle

chemistry
If you react 25.25 g of Na2CO3 with 50.0 mL of 6.0M HCl, answer the following questions: Na2CO3 + 2 HCl -> 2 NaCl + H2O + CO2 question: a) How many moles of HCl do you need to react completely with the 25.25 g of NaCO3? b) What is limiting reagent?
Wednesday, September 29, 2010 at 9:40pm by Sarah

chemistry
CaCO3(s)+2HCl(aq)-->CaCl2(aq)+H2O(l)+CO2 (g) How many grams of calcium chloride will be produced when 31g of calcium carbonate are combined with 11 g of HCl? I have 0.3097 moles of CaCO3 and 0.30169 moles of HCl...I get stuck at that point
Thursday, January 17, 2013 at 4:28pm by Jana

chemistry
Are bond energies (single and multiple bonds) applicable only to gas phase?? For instance, I can use the bond energy data to calculate for enthalpy of reaction for the formation of water: 2 H2(g) + O2(g) -> H2O(g) But I can't directly use it to calculate for neutralization ...
Wednesday, September 19, 2012 at 5:04am by Namie

chem
Are bond energies (single and multiple bonds) applicable only to gas phase?? For instance, I can use the bond energy data to calculate for enthalpy of reaction for the formation of water: 2 H2(g) + O2(g) -> H2O(g) But I can't directly use it to calculate for neutralization ...
Wednesday, September 19, 2012 at 9:35am by Namie

chemistry
25.75 mL of a hydrochloric acid solution reacts completely with a solid sample of magnesium carbonate producing 170.8 mL of CO2 which is collected over water at 24.00C and 731.0 torr total pressure. The vapor pressure of water at 24.00C is 22.4 torr. 2 HCl(aq) + MgCO3(s) &#...
Tuesday, December 10, 2013 at 1:31am by Anonymous

chemistry
i am having trouble answering this question. Help please! The balanced chemical equilibrium equation to show the formation of the calcium carbonate solid in limestone caves is CO2(g) + H2O(l) + CaCO3(s)  Ca2+(aq) + 2HCO3(aq) Use Le Chateliers principle to predict what ...
Saturday, February 27, 2010 at 10:55am by Evan

Chemistry, acids and bases
NaC6H5COO- (aq) + HCl (aq) <---> NaCl (aq) + C6H5COOH (aq) should say NaC6H5COO (aq) + HCl (aq) <---> NaCl (aq) + C6H5COOH (aq) and 0.8 NaC6H5COO, not 0.8 NaC6H5COO-
Tuesday, May 6, 2008 at 8:45pm by Marissa

chemistry
If it requires 35.0 milliliters of 0.50 molar NaOH to neutralize 25.0 milliliters of HCl, what is the concentration of the HCl solution? Balanced equation: NaOH + HCl yields NaCl + H2O (3 points) 0.36 M HCl 0.70 M HCl 1.1 M HCl 1.4 M HCl
Wednesday, November 17, 2010 at 10:25pm by tifah

chemistry
How many mL of 0.416 M of HCl are needed to dissolve 8.68 g of BaCO3? 2HCl(aq)+BaCO3(s)=BaCl2(aq)+H2O(l)+CO2(g)
Sunday, September 29, 2013 at 1:57pm by christa

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