6. Predict the sign of AS for each of the following processes: a. Recycling glass. b....
Predict the sign of the entropy change for each of the following processes: (a) I2(s) → 2I(g) positive cannot predict negative (b) 2Zn(s) + O2(g) → 2ZnO(s) positive negative cannot predict (c) N2(g) + O2(g) → 2NO(g) cannot predict positive negative
predict the sign of the entropy change for each of the following processes: a) I2(s)---->2I(g) cannot predict negative positive b) 2Zn(s) + O2 (g) ---> 2ZnO(S) cannot predict positive negative c) N2 (g) + O2(g) ---> 2NO(g) negative postive cannot predict
Predict the sign of ASº for each of the following processes: I 2 K(s) + Cl2(g) – 2 KCl(s) II. CHỊ(g)=C(s)+ 2H2(g) III CaCO3(s) – CaO(s) + CO2(g) Select one: a. negatire, negative, positive b. negative, positive, positive positive, negative, negative d. negative, negative, negative e positive positive, positive
Complete and balance the following reactions: A. _Mg + _Cl2 -> B. _K + _O2 -> C. _Ba +_O2 -> D. _CaO + _H2O -> E. _P4O10 + _H2O -> F. _Na + _NH3(I) -> G. _K + _H2 -> H. _N2 + _H2 ->
Assignment 3: Thermodynamics 3. Predict the sign of the enthalpy change for the following processes. Give a reason for your prediction. (a) Pb(aq) +S (aq) PbS(s) (b) 2Fe+ O2Fe2O (c) 2C,H,4 (I) 190, (g) 14H2O(g) + 12CO, (g)
Chapter 18 Thermodynamics Homework 1.Predict the sign of AS for each process: a) The boiling of water b)2HgO(s)-2Hg(I) + 02(s) c) CaCO, (s)CaO(s)+ CO (g) 2. Is the following process spontaneous or nonspontaneous at a given temperature? NaNO,(s) ->NaNO,(aq) 3. If a reaction has ΔS < 0 and ΔΗ < 0 will the reaction always be spontaneous, spontaneous at low T, spontaneous at high T, or never spontaneous? 4.Consider this reaction: Calculate ΔG at 25 °C and determine whether the...
6) Predict the sign of Delta S for each of the following changes K(s) + ½ Br2(s) ? KBr(s)
6. (3 points) For each of the following reactions, predict the sign (positive or negative) for the AS and AH values. Then determine when the reaction will be spontaneous (always, never, at high temperatures, or at low temperatures). a. CH4(g) + 202 (g) → CO2 (g) + 2H20 (g) b. 4H3PO4(s) - P010 (s) + 6H20 (1) c. HCI (g) + NH3(g) → NH4Cl (s)
Part A Predict the sign of the entropy change,, for each of thefollowing reactions. Part B Calculate the standard entropy change for the reaction using the data from the following table: Substance 58.9 24.5 279.9 0 0 205.0 2984 2698 228.9 Part A Predict the sign of the entropy change,Delta S^circ, for each of thefollowing reactions.Part B Calculate the standard entropy change for the reaction using the data from the following table
please answer 6a,b,c,d and 7 Search 6. Predict whether the following processes or reactions result in an increase or decrease in the entropy of the system (10 points) a) Sucrose(s) → Sucrose(aq) b) H2(g) + '/2O2(g) → H2O(g) c) A balloon at sea level → Same balloon at the top of Mount Everest d) H20(1) ► H2O(s) (i.e. the freezing of water) 7. A certain compound undergoes a solid liquid phase transition at -25.5°C. The entropy change, AS, associated with...