IU. AS is positive for the reaction A) CaO (s) + CO2 (g) CaCO3 (S) B)...
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.
for which of these an increase in entropy? a. caco3(s)-> Cao(s)+ co2(g) b. Nh3(g)+ Hcl(g)-> nh4cl(s) c. h20(g)-> h20(l) d.2no2(g)-> n202(g)
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
Calculate DHrxn for the reaction: CaO(s) + CO2(g) à CaCO3(s) given these reactions and their DH’s: 1) Ca(s) + CO2(g) + ½ O2(g) à CaCO3(s) DH = -814.1kJ 2) 2Ca(s) + O2(g) à 2 CaO (s) DH = -1269.8kJ
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
Calculate AH for the following reaction, CaO(s) + CO2(g) CaCO3(s) given the thermochemical equations below. 2 Ca(s) + O2(g) + 2 Cao(s) AH = -1270.2 kJ C(s) + O2(g) CO2(g) AH = -393.5 kJ 2 Ca(s) + 2 C(s) + 3 O2(g) → 2 CaCO3(s) AH = -2413.8 kJ 0-750.1 kJ O +350.2 kJ 0 -178.3 kJ O +2870.6 kJ
Calculate ΔH for the following reaction, CaO(s) + CO2(g) → CaCO3(s) given the thermochemical equations below. 2 Ca(s) + O2(g) → 2 CaO(s) ΔH = -1270.2 kJ C(s) + O2(g) → CO2(g) ΔH = -393.5 kJ 2 Ca(s) + 2 C(s) + 3 O2(g) → 2 CaCO3(s) ΔH = -2413.8 kJ A compound contains C, H and O as the elements. A 20.0 g-sample is comprised of 1.34 g H and also 8.00 g of C. What...
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.
Part A Calculate AHxn for the following reaction: Cao(s) + CO2(g) +CaCO3(s) Use the following reactions and given AH values: Ca(s) + CO2(g) + O2(g) +CaCO3(s), AH =-812.8 kJ 2Ca(s) + O2(g)+2CaO(s), AH = -1269.8 kJ Express your answer using four significant figures. V AE ? AH, = Submit Request Answer
Calculate ΔHrxn for the following reaction: CaO(s)+CO2(g)→CaCO3(s) Use the following reactions and the given values of ΔH for them: Ca(s)+CO2(g)+12O2(g)→CaCO3(s),ΔH2Ca(s)+O2(g)→2CaO(s),ΔH==−812.8kJ−1269.8kJ Express your answer to four significant figures in kilojoules.