Delta S is positive for the reaction__.
a) CaO(s)+CO2(g)-->CaCO3(s)
b) N2(g)+3H2(g)-->2NH3(g)
c) 2SO3(g)--->2SO2(g) + O2(g)
d) Ag+(aq)+Cl-(aq)--->AgCl(s)
e) H2O(l)--->H2O(s)
*I know that C is the correct answer, I just need a detailed explanation as to why that is the correct answer.
Delta S is positive for the reaction__. a) CaO(s)+CO2(g)-->CaCO3(s) b) N2(g)+3H2(g)-->2NH3(g) c) 2SO3(g)--->2SO2(g) + O2(g) d)...
Delta S is positive for the reaction ____. A) CaO (s) + CO2 (g)=>CaCO3 B) N2(g) + 3H2(g)=>2NH3(g) C) 2SO3(g) => 2SO2(g)+O2(g) D) Ag+(aq) + Cl- (aq)=> AgCl(s) E) H2) (l)=> H2O(s) I know that the answer is C, but I need a detailed explanation as to why the answer is C.
IU. AS is positive for the reaction A) CaO (s) + CO2 (g) CaCO3 (S) B) N2 (g) + 3H2(g) → 2NH3 (g) C) 2503 (g) - 2802 (g) + O2 (g) D) Ag+ (aq) + Cl- (aq) → AgCl (s) E) H20 (1) + H20 (s) 11. AS is positive for the reaction A)2 Ca(s) + O2 (g) 2 Cao (s) B) 2 KClO3 (s) 2KCI(S) + 30 (g) C) HCl (8) + NH3 (8) ► NH4Cl (s) D)...
given the following reaction caco3(s)--->cao(s) + co2(g) delta h = 178.1kj C(s,graphite) + O2(g) ---> CO2(g) deltaH=-393.5kj the enthalpy of the reaction CaCO3(s)--->CaO(s) + C(s,graphite) + O2(g) is ________kj.
Calculate D (delta) Hrxn for the reaction: CaO(s) + CO2(g) -----> CaCO3(s) given these reactions and their DH’s: 1) Ca(s) + CO2(g) + ½ O2(g) -----> CaCO3(s) D(delta)H = -814.1kJ 2) 2Ca(s) + O2(g) -----> 2 CaO (s) D(delta)H = -1269.8kJ
1) The reaction below is exothermic 2SO2 (g) + O2(g) ⇌ 2SO3(g) + heat Le Châtelier's Principle predicts that _______ will result in an increase in the number of moles of SO3 (g) in the reaction container. Which direction will the reaction shift: ? left or right A) increasing the volume of the container B) increasing the amount of SO2 C) removing some oxygen D) increasing the temperature E) decreasing the pressure 2) Consider the following reaction at equilibrium: 2SO2 (g) + O2 (g) ⇌ 2SO3 (g) + heat ΔH...
Which of the following processes has a negative AS? A) CaCO3(s) → Cao(s) + CO2(g) B) H2O(g) → H2O(s) C) CO2(s) + CO2(g) D) C6H1206(s) → C6H1206(aq) E) AS cannot be negative
Consider the decomposition reaction CaCO3 (s) « CaO (s) + CO2 (g). At 800. ̊C the equilibrium pressure of CO2 in the presence of CaO (s) and CaCO3 (s) is 0.220 bar. (a) From this data, determine the equilibrium constant and Delta standardG for this reaction. (b) Now consider a previously evacuated 1.00 L container at 800. ̊C into which 0.010 moles of CaO (about 0.6 g) have been placed. CO2 is now very slowly pumped in (allowing any reactions...
Predict the sign of the entropy change, ΔS∘, for each of the reaction displayed. Drag the appropriate items to their respective bins. Pb2+(aq)+2Cl−(aq)→PbCl2(s) CaCO3(s)→CaO(s)+CO2(g) 2NH3(g)→N2(g)+3H2(g) 2Mg(s)+O2(g)→2MgO(s) C5H12(g)+8O2(g)→5CO2(g)+6H2O(g) H2O(l)→H2O(g) Positive Negative
e. -1135 Given the following reactions: CaCO3 (s)-> Cao (s) + CO2 (g) C (s, graphite) + O2 (g)-> Co2 (g) AH-393.5 kJ the enthalpy of the reaction CaCO3 (s) -> CaO (s) + C (s, graphite) + O2 (g) ΔH = 178.1 kJ is kJ Select one: 4 a. 7.01 x 10 b. 571.6 ) c. 215.4 d. -215.4 ie. -571.6 Check Given the data in the table below, AH for the reaction
8) The Kh for A A) 9.33 is 4.9 10-10 What is the pH of a 0.0627 M aqueous NaA solution at 25.0 °C? B) 1.20 C) 8.75 D) 5.25 E) 10.00 SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question. 9) The equilibrium-constant expressed as 1/Keq is for a reaction written in the direction. MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 10) AS is...