chemistry

posted by .

P4 (s) + 10 Cl2 (g) ¨ 4 PCl5 (s) ƒ¢H = -435.2 kcal
Based on the reaction shown, which statement is true?
A) When 30.97 g P4 (s) react, 435.2 kcal are released.
B) When 1 mol P4 (s) reacts, 435.2 kcal are released.
C) When 123.88 g P4 (s) react, 435.2 kcal are consumed.
D) When 208.22 g PCl5 (s) are produced, 435.2 kcal are consumed.
E) When 1 mol PCl5 (s) is produced, 435.2 kcal are released

  • chemistry -

    See the answer below.

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. chemistry

    N2 + O2 --> 2 NO change in heat (delta H)= 43.2 kcal based on the reaction, which statement is true?
  2. Chemistry

    -CORRECTION- N2 + O2 --> 2 NO change in heat (delta H)= 43.2 kcal based on the reaction, which statement is true?
  3. chemistry

    N2 + O2 ¨ 2 NO ƒ¢H = 43.2 kcal Based on the reaction shown, which statement is true?
  4. chemistry

    Consider the combustion reaction: C3H8 (g) + 5 O2(g) ---> 3 CO2(g) + 4H2O(g), where triangle symbol H= - 531 kcal/mol. If 6.70 x 10 to the 4th kcal of energy is released in the reaction, How many grams of oxygen were consumed
  5. Chemistry

    a. Calculate the delta H, delta G, and equilibrium constant for the reaction of methane with Cl2 to give CH3Cl and HCl. Use the following information for your calculations: Bond Dissociation Energies: CH3-H (104.8kcal/mol), Cl-Cl(59.0 …
  6. CHEMISTRY!! NEED IMMEDIATE HELP PLEASE!!!

    a. Calculate the delta H, delta G, and equilibrium constant for the reaction of methane with Cl2 to give CH3Cl and HCl. Use the following information for your calculations: Bond Dissociation Energies: CH3-H (104.8kcal/mol), Cl-Cl(59.0 …
  7. ap chemistry

    Carbon monoxide reacts with oxygen to form carbon dioxide by the following reaction: 2CO + O2 yields 2CO2 Delta H for this reaction is -135.28 kcal. If 811.7 kcal is released, how many moles of CO must have reacted?
  8. Chemistry

    What is the net chemical equation of: Reaction 1: 3.3 kcal/mol+glucose+Pi --> glucose-6-phosphate+H2O Reaction 2: ATP+H2O --> ADP+Pi+7.3 kcal/mol AND Calculate the amount of energy released in the coupled reaction. energy released: …
  9. AP Chemistry

    Carbon monoxide reacts with oxygen to form carbon dioxide by the following reaction: 2CO(g) + O2(g) --> 2CO2(g) change in H for this reaction is −135.28 kcal. If 811.7 kcal is released, how many moles of CO must have reacted?
  10. chemistry

    Hi, I'm doing a post-lab report and I have no idea how to solve this question. It asks which of the following molecules would be useful in quenching benzophenone photoreduction. it then lists oxygen (s1 = 22kcal/mol), 9,10-diphenylanthracene …

More Similar Questions