1. Chem SCC

    Complete this equation for the reaction of NaHCO3(s) + HC2H3O2(aq) ---> Include phase symbols.

    asked by Anonymous on July 15, 2012
  2. Chem SCC

    Complete this equation for the reaction of NaHCO3(s) + HC2H3O2(aq) ---> Include phase symbols.

    asked by Anonymous on July 15, 2012
  3. CHEMISTRYYY

    What mass of PCl3 forms in the reaction of 70.6 g P4 with 268 g Cl2 ? P4 + 6Cl2 → 4PCl3

    asked by Chelsea on February 6, 2015
  4. chemistry

    how many grams of Na2SO4 can be produced by the reaction of 250g of NaOH with sufficient H2SO4?

    asked by Marisela on March 18, 2013
  5. PRACTICAL CHEMISTRY

    REDOX balancing reaction Cr2O7 + NO-2 Cr3+ + NO3 (acid medium)

    asked by SUNDAY LEVI on November 22, 2017
  6. Health

    The most serious type of allergic reaction? a.atrial fibrillation b.psoriasis c.anaphylaxis d.lupus

    asked by Anne on March 21, 2009
  7. Chemistry

    For the galvanic cell that uses the reaction 2 Al(s) + 3 Ni2+(aq) → 2 Al3+(aq) + 3 Ni(s) the value of n in the relationship ΔG° = -nFE° is ________.

    asked by Hi on March 31, 2017
  8. Chem

    Given: Al3+(aq) + 3e–  Al(s); E° = –1.66 V Cl2(g) + 2e–  2Cl–(aq); E° = 1.36 V What is ∆G° for the following cell reaction? 2AlCl3(aq)  2Al(s) + 3Cl2(g)

    asked by Anonymous on May 3, 2010
  9. chemistry

    Write the reaction equation for calcium carbide producing ethanoic acid

    asked by Priya on May 2, 2008
  10. chemistry

    suggest an alternative indicator for the standardization reaction. Explain the rationale behind your choice.

    asked by josh on September 14, 2014
  11. Chemistry--help me, please

    how would you separate Fe3+ from Ba2+ in a mixture? Please explain and give an equation for reaction.

    asked by Rocio on October 30, 2010
  12. Science

    Given the following balanced equation, determine the rate of reaction with respect to [O2]. 2 SO2(g) + O2(g) → 2 SO3(g)

    asked by Rose on February 6, 2015
  13. chemistry

    How many moles of ammonia gas can be produced from the reaction of 3.0L of N2 and 3.0L of H2 according to the following equation: N2(g) + 3H2(g)---> 2NH3(g)?

    asked by jerome on March 9, 2011
  14. Chemistry

    The equilibrium constant for the following reaction is 7.2 x 10-10. What is the [H+] in a solution 1.0 M of this acid? HCN + H2O --> H3O+ + CN-

    asked by Andrea on May 14, 2012
  15. Chemistry

    P4 + 5O2 P4O10 , 1.5 moles of product were made in 30 seconds. What is the rate of reaction?

    asked by Joe on February 19, 2014
  16. Chemistry

    I need to understand, which has more effect in inducing the reaction of silver salts. Intensity or wavelength?

    asked by Jasmine on November 5, 2012
  17. chemistry

    Write a net equation for the reaction between aqueous solutions of HBr and NH3.

    asked by jeff on April 27, 2010
  18. chemistry

    Fe(S)+ 2 HCl(ag) --> FeCL2(ag)+ H2(g What mass of H2 (g) is produced from the reaction of 5.2 Fe(s) with excess hydrochloric acid?

    asked by Nate on October 13, 2010
  19. chemistry

    Write a net equation for the reaction between aqueous solutions of NaNO2 and NaH2PO4.

    asked by larry on April 27, 2010
  20. chemistry

    Write a net equation for the reaction between aqueous solutions of NH4Cl and Na2SO3.

    asked by bill on April 27, 2010
  21. Theology 9 - HELP!!!!!!!!!!!

    What does Bethany Hamilton's reaction reveal about her strength of character? (Soul Surfer)

    asked by Laurn on October 17, 2013
  22. chemistry

    What would be happening in this reaction? 2Ag^+(aq) + CO3^2-(aq) + HNO3 (aq) -----> 2AgNO3(s) + H20(l) + CO2(aq)

    asked by Abby on February 27, 2010
  23. chem uni

    Insert correct coefficients it is a redox reaction Al2+MnO2=Al2O3+Mn

    asked by CAMELA on February 14, 2015
  24. Chemistry

    Solve with half equation reaction SO3 2- + MnO4 -=SO4 2- + Mn2+

    asked by Kabih kush on November 5, 2015
  25. chemistry

    what is the balanced equation for the reaction that takes place between bromine and sodium iodide

    asked by natasha on July 29, 2008
  26. Chemistry

    write the reaction equation for the formation of CN2H2 (s) from the elements in their standard state.

    asked by Anonymous on November 10, 2017
  27. CHEMISTRYYY

    consider the following reaction: Mg(s)+ 2HCl(aq) --> MgCl2 (aq)+H2 (g) What minimum amount of 1.75 M HCl is necessary to produce 27.5 L of H2 at STP?

    asked by Justin on April 26, 2010
  28. chemistry

    write a balanced equation for the reaction between sulfuric acid and calcium metal

    asked by ryan on May 13, 2012
  29. chemistry

    consider the following reaction: Mg(s)+ 2HCl(aq) --> MgCl2 (aq)+H2 (g) What minimum amount of 1.75 M HCl is necessary to produce 27.5 L of H2 at STP?

    asked by Zoe on April 26, 2010
  30. chemistry

    Write a balanced chemical equation for the overall cell reaction represented as: a) Ag(s)|Ag^+(aq)||Sn^4+(aq), Sn^2+(aq)|Pt(s) b) Al(s)|Al^3+(aq)||Cu^2+(aq)|Cu(s) c) Pt(s)|Fe^2+(aq), Fe^3+(aq)||MnO4^-(aq),Mn^2+(aq)|Pt(s)

    asked by Jazmin on March 1, 2011
  31. chemistry

    Write a net equation for the reaction between aqueous solutions of NaHSO4 and NaCN.

    asked by adam on April 27, 2010
  32. chemistry

    Write a net equation for the reaction between aqueous solutions of NaC2H3O2 and H3PO4.

    asked by dude on April 27, 2010
  33. chemistry

    Write a net equation for the reaction between aqueous solutions of HClO4 and NaH2PO4.

    asked by abc on April 27, 2010
  34. chemistry

    Where can I find the reaction that produces ethyl formate, which is Methanol and Methanoic acid?

    asked by Johnathan on April 26, 2008
  35. Biology

    How can you explain that Biurets reaction with amino acids as compared to other protein substances?

    asked by Tommy on November 4, 2007
  36. Chemistry

    Balance the following redox reaction in basic solution. H2(g)+Fe3+(aq) ---> H2O(l)+Fe2+(aq)

    asked by Anonymous on October 23, 2016
  37. chemistry

    Complete and balance this reaction: sulfuric acid reacts with barium chloride

    asked by Ciaria on March 4, 2015
  38. Chemistry

    How many grams of calcium carbonate are consumed per 500 g of sulfur (IV) oxide? in what reaction?

    asked by LaShanda on May 31, 2007
  39. chemistry

    Predict wheter or not the following reaction will be spontaneous, please explain Br2(l) + Cl2(l) + 29.3 kJ --> 2 BrCl(g)

    asked by Sarah on April 6, 2008
  40. Chemistry 30

    Calculate the delta H for the reaction : 2H3BO3(aq) reacts with B2O3(solid) + 3H2O

    asked by Logan on October 14, 2014
  41. CHEM

    4.69 of S is reaction with oxygen calculate the volume of SO2 in mL formed at 33 degrees C and 1.14 atm

    asked by aPRIL on June 5, 2012
  42. chm

    What is the theoretical yield of iron if we begin the reaction with 10.5g of AL (assume an excess of Fe2)3)

    asked by karol on October 21, 2011
  43. science

    Calculate the % yeild of the reaction if 64 g of NaBH4 with iodine produces 15_g of BI3

    asked by jyoti on August 18, 2016
  44. chemistry

    In the reaction 2SO2 (g) + O2 (g) 2SO3 (g), which change would cause the greatest increase in the concentration of SO3?

    asked by rachel on May 4, 2011
  45. Chemistry

    Use the 1/2 reaction method to balance the equation below in acidic solution. Cl2 (g) + I- (aq) = Cl- (aq) + IO3- (aq)

    asked by Kalicia on May 9, 2017
  46. chemiste-ry

    Consider the following equation: CO + 2 H 2 → CH 3 OH △H rxn = -128 kJ Calculate the amount of heat (in kJ) associated with complete reaction of 8.08 g H 2 .

    asked by Anonymous on June 3, 2017
  47. chemistry

    Write a net equation for the reaction between aqueous solutions of Na2HPO4 and H2CO3.

    asked by brad on April 27, 2010
  48. Chem

    If a reaction has a change of H of -120.0 kcals/mole and is spontaneous for all temperatures less than 200.0K, what is its ΔS?

    asked by Drew on April 30, 2016
  49. Organic Chemistry

    Draw the product of the reaction: CH3CH2CH (double bond) CH2 + Cl2

    asked by Dominique on October 31, 2016
  50. Chemistry

    What is the pH of a 0.125 M solution of a weak base if ∆H° = -28.0 kJ and ∆S° = -175 J/K for the following equilibrium reaction at 25°C: B (aq) + H2O (l) ↔ BH+ (aq) + OH- (aq)

    asked by Mika on December 15, 2011
  51. Chemistry

    Calculate the standard potential, E^o, for this reaction from its equilibrium constant at 298K. X(s)+Y^2+(aq)= X^2+(aq)+Y(s) K=8.68E6 E^o=??V

    asked by Help on April 17, 2013
  52. Chemistry

    Balance the reaction using half reactions under BASIC conditions: Al + CrO4^-2 ---> Al(OH)3 + Cr(OH)3 I'm not sure how to do this question.

    asked by Sara on May 19, 2015
  53. Chem 1

    Use oxidation states to identify the element that is being oxidized in the following redox reaction: Cu(s)+2 H 2 S O 4 (aq) → CuS O 4 (aq)+S O 2 (g)+2 H 2 O(l)

    asked by ivy on June 12, 2017
  54. chemistry

    Balance the following redox reaction by inserting the appropriate coefficients. H^+ +CrO4^2- +NO 2^- =Cr^3+ +H2O+NO3^-

    asked by lee on April 19, 2013
  55. chemistry

    write a balanced chemical reaction representing the combustion of hexane? C6H14

    asked by April on February 6, 2012
  56. Chemistry

    what is the concentration of I- before the reaction when 35 ml of 0.23M KI is mixed with 15 ml of 0.15M Fe3+ 2I- + 2Fe3+ --> 2Fe2+ + I2

    asked by Farh on February 13, 2017
  57. chemistry

    The reaction SO2 + 1/2O2 -->SO3 has kp equal to 6.55 at 627C. what is the value of kc at this temperature? how do you set this up?

    asked by Anna on April 15, 2010
  58. communcation

    what do you think would be the reaction of a reader if the topic sentences in an essay did not align with the supporting points

    asked by lorraine bonner on November 6, 2011
  59. chemistry

    Calculate the mass of water produced from the reaction of 24.0 g of H2 and 160.0 g of O2. What is the limiting reagent?

    asked by tonette on January 27, 2010
  60. chemistry

    What is the net ionic equation for the reaction Copper (II) chloride and sodium hydroxide?

    asked by Avonlea on October 7, 2007
  61. Help

    Fibrin is produced when the blood components called what start chain reaction

    asked by Please on December 3, 2010
  62. Chemistry

    The reaction rate triples when the temperature increases from 15 to 35 degree C. What is the activation energy?

    asked by Darcy on April 8, 2010
  63. science

    how to make and balance steps of reaction oF hno3 and cu by partial equation method

    asked by deeksha kushwah on June 26, 2017
  64. Chemistry

    What is the chemical equation for the reaction of aqueous solutions of barium chloride and ammonia?

    asked by Anonymous on September 27, 2018
  65. chemistry

    Please help me!!! Write a balanced chemical equation for oxidation-reduction reaction of fluorene

    asked by Yusuf on January 2, 2016
  66. Chemistry

    total ionic equation for the reaction between hydrochloric acid and potassium hydroxide?KI(aq)A. K+ + I- B. K2+ + I2- C. K+(aq) + I-(aq) D. K2+(aq) + I2-(aq)

    asked by Jarred on August 14, 2010
  67. Chem help

    An equilibrium reaction which has K1 = 6.5 x 10¯2 at 100oC and has ∆Horxn = -49.5 kJmol¯1. What is the value of K at 250 oC? I can't get the right answer, which is supposed to be 6.68 x 10^-4. How does one do this? Thanks

    asked by Duffy on June 8, 2009
  68. Chemistry

    A chemist requires 0.780 mol Na2CO3 for a reaction. How many grams does this correspond to?

    asked by Tisha on October 2, 2012
  69. Chemistry

    Write a balanced equation and indicate the reaction ratio for the neutralisation of Na2CO3by HCl.

    asked by Amilia on October 23, 2017
  70. chemistry

    Separate this redox reaction into its component half-reactions. O2 + 2Zn -->2ZnO

    asked by Anonymous on February 24, 2012
  71. chemistry

    identify the type of reaction:- FeSO4 + heat ----------> Fe2O3 + SO2 + SO3

    asked by rahul on May 26, 2014
  72. Body Systems/Terminology

    The most serious type of allergic reaction is A. atrial fibrilation B. psoriasis C. anaphylaxis D. lupus

    asked by Anonymous on June 29, 2009
  73. Chem

    if 15 g of nitrogen reacts with 15 g of hydrogen, 10.5 g of ammonia is produced. what is the percent yeild of this reaction?

    asked by courtney on March 7, 2013
  74. chemistry 101

    The value of kp at 20°c for the reaction 2NO(g) + Cl2(g) 2NOCl(g) is 1.9x10^3 atm-1 calculate the value of KC at the same temperature.

    asked by Sidney on December 4, 2015
  75. science

    An equation has carbon dioxide and water as its products, what type of reaction has taken place?

    asked by billy on January 9, 2016
  76. ASD

    the reaction a + b gives c+d is studied in a one litre vessel at 250 celsius. the initial concentration ?

    asked by ASD on December 11, 2012
  77. AP Chem

    How many mL of 3.84 M HCL are required to consume 4.12g of Zinc in the following reaction? Zn(s) + 2HCL(aq)----> ZnCl2(aq) + H2(g)

    asked by Bobby on January 6, 2009
  78. Chemistry

    Give reasons why the reaction between benzoylchloride and methanol do not attack carbon from the ring

    asked by Destiny on June 5, 2014
  79. Chemistry

    Is "a color of solution becoming less intense due to dilution" maybe evidence of chemical reaction or not?

    asked by Anonymous on November 22, 2016
  80. Chemistry

    What is the net ionic equation, including phases, for the reaction of AgNO3(aq) with K2SO3(aq)

    asked by Patty on July 2, 2015
  81. Chemistry

    How many moles of CaCl2 are produced when this reaction is started with 4.70 grams of chlorine gas?

    asked by Elizabeth on November 20, 2013
  82. Physical science

    A little hexane is poured into a crucible and burnt what is a balanced chemical equation for this reaction

    asked by Nomfundo buthelezi on June 19, 2011
  83. chemistry

    At 25C, Kc= 3.7x10^9 for the reaction CO(g) + Cl2(g) equilibrium with COCl2(g) Calculate the Kp at this temperature.

    asked by Wolf on October 9, 2007
  84. Chemistry

    Enter the Net Ionic Equation including phases, for the reaction of AgNO3 and Ba(OH)2.

    asked by Brittany on April 12, 2010
  85. Chemistry

    Is 3HCl(aq)+HNO3(aq)->Cl2(g)+NOCl(g)+2H2O(l) an oxidation-reduction reaction?

    asked by Heather on September 23, 2012
  86. chemistry

    how many molecules of Xef6 are formed from 12.9L at 298K and 2.6atm according to the following reaction. assume excess is Xe

    asked by marie on June 27, 2009
  87. chemistry

    how do i write this reaction in cell notation I2(s) + 2MnO4-(aq) + 4H+(aq) → 2IO3-(aq) + 2Mn2+(aq) + 2H2O(l)

    asked by eng on June 2, 2010
  88. english

    what would be the reaction of a reader if the topic sentences in an essay did not coincide with the supporting points?

    asked by jionell on February 13, 2011
  89. chemistry

    For the reaction 2Na(s) + Cl(g) ¨2NaCl(s), how many grams of NaCl could be produced from 103.0 g of Na and 13.0 L of Cl (at STP)?

    asked by cr on December 1, 2009
  90. college chemistry

    I was wonder what bromine/glacial acetic acid solution is used for during the bromination of acetanilide reaction

    asked by Anonymous on July 18, 2013
  91. Chemistry

    Separate this redox reaction into its component half-reactions. O2 + 2Mg----> 2MgO

    asked by Brianna on July 25, 2013
  92. Chemistry

    how much energy is released during the reaction of 2.5l diboron hexahydride with 5.65l chlorine gas?

    asked by Ray on April 12, 2017
  93. chemistry

    Balance the redox reaction of eq. Cu2S + SO4(-2) gives CuO + SO2 (Acidic )

    asked by Anonymous on May 27, 2015
  94. Organic Chemistry

    Write an equation for the reaction that occurs in the gas trap between SO2 and NaOH.

    asked by Blair on February 20, 2009
  95. Chemistry

    Suppose that 30 mL of 0.5 M CsOH and 55 mL of 0.1 M NaHS are mixed. What is the K for the dominant equilibrium in terms of Ka's, Kb's, Kw etc.? Ka of HS- 1/Ka of HS- Kb of OH- 1/Kb of OH- Kb of S-2 1/Kb of S-2 Kw 1/Kw There is no reaction.

    asked by Sarah on March 30, 2016
  96. Chemistry

    Calculate Keq for 2 moles of electron(s) in each half-reaction and a standard potential of 0.55 V.

    asked by JUNDY on April 13, 2015
  97. science

    which of the following does not affect reaction rate balancin, temperature surface area or concentration?

    asked by roland on September 28, 2011
  98. Chemistry

    Calculate ΔGo (in J) for 2 moles of electron(s) in each half-reaction and a standard potential of 0.57 V.

    asked by JUNDY on April 13, 2015
  99. Science

    Why is the formation of iron hydroxide, Fe(OH)2, from Fe2+ and OH- not considered an oxidation-reduction reaction?

    asked by Nancy on March 11, 2008
  100. Chemistry

    The value of H° for the reaction below is -482 kJ. Calculate the heat (kJ) released to the surroundings when 12.0 g of CO (g) reacts completely.

    asked by Camarra on April 7, 2010