1 of 1 The Thermite Reaction Fe2O3(s) + 2Al(s) The variation in what factor, going from...
4 Consider the balanced chemical equation: 2Al(s) + Fe2O3(s) — 2Fe(s) + Al2O3(s) heat of reaction = -851.5 kJ (a) How many kilojoules of heat are produced when 4.88 moles of Al react? (b) How many kilojoules of heat are produced when 4.88 moles of Fe2O3 react? (c) What mass of Fe2O3 must react to produce 387 kJ of heat?
Consider the following balanced chemical reaction Fe2O3(s) + 2Al(s) → 2Fe(s) + Al2O3(s) What mass of iron can be produced if 50.0 g of Fe2O3 is mixed with 40.0 grams of Al?
Under what conditions will the reaction be spontaneous? (a) Al2O3(s)+2Fe(s)→Fe2O3(s)+2Al(s)ΔS>0 and ΔH>0 (b) CS 2 ( g ) → CS 2 ( l ) Δ S < 0 and Δ H < 0
Consider the reaction Fe2O3(s) + 2Al(s)Al2O3(s) + 2Fe(s) for which H° = -851.5 kJ and S° = -37.00 J/K at 298.15 K. (1) Calculate the entropy change of the UNIVERSE when 2.108 moles of Fe2O3(s) react under standard conditions at 298.15 K. Suniverse = J/K (2) Is this reaction reactant or product favored under standard conditions? (3) If the reaction is product favored, is it enthalpy favored, entropy favored, or favored by both enthalpy and entropy? If the reaction is...
1. The dimensions of the SI unit of energy, the Joule (J), are A. K B. kg m s C. kg m2 s-2 D. kg m-1 s-2 E. kg m2 s-1 2. Natural gas, or methane, is an important fuel. Combustion of one mole of methane releases 802.3 kilojoules of energy. How much energy does that represent in kilocalories? A. 3.36×103 kcal B. 3.357 kcal C. 191.8 kcal D. 0.192 kcal E. 1.918×105 kcal 3. What is the change in...
OPS Practice quiz 2. The benefits of risk pooling depend on the behavior of demand from one market relative to demand from another. True False 3. What is Supply Chain Management? A set of approaches utilized to efficiently integrate suppliers, manufacturers, warehouses and stores so that merchandize is produced, distributed at the right quantities, to the right locations and at the right time in order to minimize system wide costs while satisfying service level requirements. The management of the flow...