1.(8) Identify the sign of AS (negative or positive) for each of the following systems: 2...
Short Answer: (4 points each) 1.) Predict whether the entropy change is positive or negative for each of the following reactions. GIVE YOUR REASON FOR YOUR PREDICTIONS a) 2KC1O4(s) → 2KCIO3() + O2(8) b) H2O → H2O) c) 2Na(3) + H2O → 2NaOH(aq) + H2() d) N2(g) → 2N) 2.) State whether the sign of the entropy change expected for each of the following processes will be positive or negative, and EXPLAIN YOUR PREDICTIONS. a) PC130) + Cl2(e) → PCls(s)...
Indicate whether ΔS° is large and positive, large and negative, or nearly zero in each of the following reactions. (a) NH3(g) + HCl(g) → NH4Cl(s) large and positive large and negative nearly zero (b) N2H4(g) → N2(g) + 2 H2(g) large and positive large and negative nearly zero (c) H2(g) + I2(g) → 2 HI(g) large and positive large and negative nearly zero (d) HF(aq) + NO2− (aq) → F − (aq) + HNO2(aq) large and positive large and negative...
3. Predict the sign (positive or negative) on the entropy change for each of these reactions. (a) 2 SO2 (g) + O2 (g) → 2 SO3 (g) Negative (b) 2 NH3 (g) → N2 (g) + 3 H2 (g) (c) CO (g) + 2 H2 (g) → CH3OH (1) 4. For the reaction: 2NO2 (g) + N204 (g) at 298 K, The value of AH° and AS™ are -58.03 kJ and -176.6J/K, respectively. (a) What is the value of AG°...
Question 1 The sign for AS in the following reaction is CH2=CH2(g) + H2(g) - CH3CH3(g) Which reaction is most likely to have a positive delta Ssys? CH3OH() - CH3OH(s) N2(g) + 3 H2(g) – 2 NH3(g) CH4(g) + H2O(g) - CO(g) + 3 H2(g) Na2CO3(s) + H2O(g) + CO2(g) - 2 NaHCO3(s)
1. O2(g) → 2O(g)2. N2 (g, 10 atm) → N2 (g, 1atm)3. 6CO2(g) + 6H2O(g) → C6H12O6(g) + 6O2(g)4. 2 H2 (g) + O2 (g) → 2 H2O (l)5. NH4Cl (s) → NH3(g) + HCl (g)
1. For each reaction predict if AS is positive or negative briefly state your reason. a) N; (g) + 3 H2(g) + 2 NH; (g) b) 2 LiOH (aq) + CO2(g) Li CO; (aq) + H20 (1) c) H2(g) + Cl2 (g) → 2 HCl (g) d) Ba?' (aq) + S02. (aq) - BaSO4(s)
2. Which of the following equations will have a negative ∆S? A. 3 H2(g)+ N2(g) --> 2 NH3(g) B. C6H6(l)--> C6H6(g) C. NH4OH(s)--> H2O(l)+ NH3(g) D. NaCl(s) --> Na+(aq) + Cl-(aq)
Question 1 For which one of the following reactions is ASº negative? Not yet answered Marked out of 1.0 Select one: O a. 2 IBr(g) → 12(s) + Brz(1) P Flag question O b. 3 H2(g) + Fe2O3(s) → 2 Fe(s) + 3 H2O(g) O C. 2 NO2(g) → N2(g) + 2 O2(g) O d. C6H6(s) → C6H6(1) o e. (NH4)2CO3(s) → 2 NH3(g) + H2O(g) + CO2(g)
For which one of the following reactions is ASº negative? Select one: O a. 3 H2(g) + Fe2O3(s) → 2 Fe(s) + 3 H2O(g) O b. (NH4)2CO3(s) + 2 NH3(g) + H2O(g) + CO2(g) O c. 2 NO2(g) → N2(g) + 2 O2(g) O d. 2 IBr(g) → Iz(s) + Brz(4) o e. CoH6(s) → CoH6()
2. Predict the sign of ASsys for each of the following reactions. Write "positive" or "negative". a. PСls (s) → PCI; (1) + Cl2 (g) b. CH4 (g) + 2 O2 (g) → CO2 (g) + 2 H20 (1) c. Mg(s) + Cl2 (g) MgCl2 (s). d. CH1206 (8) + 602 (g) 6CO2 (g) + 6H20 (g)