Deterioration of buildings, bridges, and other structures through the rusting of iron costs millions of dollars a day. The actual process requires water, but a simplified equation is 4Fe(s) + 3O2(g) → 2Fe2O3(s) ∆H = -1.65x103 kJ (a) How much heat is released when 0.250 kg of iron rusts? (b) How much rust forms when 4.85x103 kJ of heat is released?

Q: How much heat evolves from burning 16.4 g of sulfur, Sg, in air? g S8(s) + 8 O2(g) → 8 SO2(g) AH°r=…

A:

Q: When methanol, CH,OH, is burned in the presence of oxygen gas, 0,, a large amount of heat energy is…

A:

Q: How much heat is absorbed or released when 40.00 g of NH3(g) reacts in the presence of excess O2(g)…

A: According to the question, The mass of the ammonia gas is given by =40.00 g The molar mass of the…

Q: Consider the following reaction. CH3OH(g)  CO(g) + 2 H2(g)    H = +90.7 kJ (a) Is the reaction…

A: As per our guidelines we can only solve first three sub-parts of a question. Please resubmit the…

Q: . (a) We place 77.7 g of a metal at 10.00 ◦C in 333.3 g of water at 70.00 ◦C. The water is in a…

A: Dear student, we are authorised to solve only one question at a time. Please post rest of the…

Q: Consider the reaction: C2H5OH(l) + 3O2(g) → 2CO2(g) + 3H2O(l), ΔH = –1.37 × 103 kJ When a 2.23 mol…

A:

Q: Sucrose (C₁₂H₂₂O₁₁, table sugar) is oxidized in the body by O₂ via a complex set of reactions that…

A: Given: The oxidation of sucrose (C12H22O11) in the body using O2 through a complex set of reactions,…

Q: 11. Suppose 28.0 grams of metal is heated to 100°C in a test tube immersed in a boiling water bath.…

A: This question is related to law of calorimetry in thermodynamics.

Q: The addition of  1.270 g of zinc metal (65.38 g/mol) to 0.100 L of  0.1942  M HCl in a coffee-cup…

A: We first need to decide on the limiting reagent, and then we can proceed to solve the reaction- The…

Q: 4 Fe(s) + 3 O2(g) → 2 Fe2O3(s), ΔH = -1652 kJ (d) How much heat is released when 11.40 g Fe and 2.13…

A: In the given question we have to calculate the heat released during the reaction,  First of all, we…

Q: A calorimeter has a heat capacity of 35.45 J/C. When 100.0 mL of a strong acid at 23.1°C is mixed…

A: Given  Specific heat of calorimeter 35.45J/°C  Specific heat of solution = 4.10J/g°C  Initial…

Q: During an experiment, a student adds 1.23 g CaO to 200.0 mL of 0.500 M HCI. The student observes a…

A:

Q: What mass of iron is produced if 58.2 kJ of heat are released according to the following equation?…

A:

Q: Iron can be extracted from the iron(III) oxide found in iron ores (such as haematite) via an…

A: Step 1: Given, reaction is2Fe2O3(s)+3C(s)→4Fe(s)+3CO2(g) ; ΔHo=+467.9kJSo, when 2 mol Fe2O3 reacts…

Q: The oxidation of copper(I) oxide, Cu2O(s), to copper(II) oxide, CuO(s), is an exothermic process, 2…

A: the solution is as follows:

Q: Consider the following reaction: 2C6H6() + 15 O2(g)- 12 CO2(g) + 6 H20() AH = -5.869 x 103 kJ An…

A: Each reaction takes place account to their stoichiometric radio and account to those things the heat…

Q: A 0.1775−g sample of solid magnesium is burned in a constant-volume bomb calorimeter with a heat…

A:

Q: A balanced, generic thermochemical equation is shown below.  A, B, and C are substances involved in…

A:

Q: 12. An aluminum kettle weighs 1.05 kg.(a) What is the heat capacity of the kettle?(b) How much heat…

A: (a) Given that mass of aluminium kettle =1.05 kg = 1050 g Now, heat capacity is explained as the…

Q: Deterioration of buildings, bridges, and other structuresthrough the rusting of iron costs millions…

A: In a balanced equation, the number of atoms on both sides of the equation should be the same. This…

Q: (a) What is the molar heat capacity of liquid water? J/mol °C 75 (b) What is the heat capacity of…

A:

Q: A 24.0 g sample of granite at 100.0 °C was added to 100.0 g of water at 25 °C, and the temperature…

A:

Q: During an experiment, a student adds 1.23 g Ca0 to 200.0 mL of 0.500 M HCI. The student observes a…

A: Generally the heat released in the reaction is absorbed by the solution and raises the temperature…

Q: A 800.8 g sample of strontium is subjected to a temperature change of +197.53K. The specific heat…

A: Mass of the sample of strontium (m) = 800.8 g Temperature change ∆T = 197.53 K Specific heat…

Q: A piece of aluminum with a mass of 4.39 grams is heated to raise its temperature from 21.7°C to…

A: a) Since specific heat capacity of Al is 0.9 J/g.°C Since quantity of heat absorbed is given by  Q =…

Q: How many grams of iron (Fe) are formed when 2.28 x 10^3 kJ of heat evolves from the reaction?…

A:

Q: Consider the dissolution of ammonium nitrate according to the following equation: NH,NO3(s) → NH,…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3 sub-parts. Please resubmit the…

Q: You see a gold ring in a flea market that you’d like to have, and the price seems right, so you buy…

A: Given data, Mass of ring (m) = 6 g  Initial temperature (Ti) = 25 °C Final temperature (Tf) = 75 °C…

Q: piece of metal weighing 45.0 g was heated to 95.0oC, and the hot metal was added to 50.0 g of cold…

A: We know that the heat lost by the metal will be equal with the heat gained by the water.  Thus…

Q: For the reaction below, ΔHrxn = −126 kJ/mol. How much heat is released when 2.00 mol of NaOH is…

A: The complete balanced equation for reaction between Na2O2 and H2O is as follows: 2Na2O2 (s) + 2H2O…