Write a balanced equation for the combustion of liquid methanol in air, assuming H20(g) as a product. Express your answer as a chemical equation. Identify all of the phases in your answer.

Q: When 75.71 grams of fictional compound X is added to water to make 367.7 grams of solution, the…

A:

Q: When 59.52 grams of fictional compound X is added to water to make 553.5 grams of solution, the…

A: given mass of solution = 553.5 g mass of X = 59.52 g molar mass of X = 69.14 g/mol initial…

Q: 3. Is solid → liquid → gas an endothermic or exothermic process? Describe how this energy change…

A:

Q: A student performed the procedure described in the lab manual using 48.9 mL of 1.0 M HCl and 49.9 mL…

A: Given, Acid taken: 48.9 mL of 1.0 M HCl Base taken: 49.9 mL of 1.0 M NaOH Temperature change: (24.7…

Q: the following equation. 4 NH3(g) + 5 O2(g) → 4 NO(g) + 6 H2O(g) ΔH⁰rxn   = −902.0 kJ If this…

A: Number of moles of ammonia reacted = given mass / molar mass = 7021 g/ 17.031 g/mole = 412.2 mole

Q: 3.   Which one of the following compounds would you expect to have the highest heat of solution?…

A: Heat of solution can be decided on the basis of the chemical formula.

Q: How many grams of C5H12

A: ∙Given:- mass =1.24kg or 1240g                    T1 Initial temperature=23.6°C…

Q: Ammonia 1NH32 boils at -33 °C; at this temperature it has adensity of 0.81 g>cm3. The enthalpy of…

A: GIVEN: Density of NH3 = 0.81 g/ml Heat of Formation of NH3 = -46.2 kJ/mol 1/2N2(g)  + 3/2H2(g)…

Q: Calcium chloride is an ice melting compound used for sidewalks and streets. This is an exothermic…

A: A solution can be defined as the mixture that consists of two components; solute and solvent.Here…

Q: of the calorimeter is determined by its design in terms of the three mechanisms of heat transfer…

A: Conduction: This mode of heat transfer occurs when solid materials or object are the medium of heat…

Q: Public water systems often add fluoride to drinking water because, in the proper amounts, fluoride…

A: a) Given in the question, Annual average of maximum daily air temperature = 17.8 - 21.4 For this…

Q: The balanced chemical equation that corresponds to the standard molar enthalpy of formation for…

A: The standard molar enthalpy change of a reaction is the enthalpy change of a reaction at its…

Q: The flame in a torch used to cut metal is produced by burning acetylene (C2H2) in pure oxygen.…

A:

Q: The explosive nitroglycerin (C3 H5N3O9) decomposes rapidly upon ignition or sudden impact according…

A: It is based on the concept of enthalpy  Here we are required to find the Enthalpy of formation of…

Q: The complete combustion of ethanol, C₂ H₂OH(1), to form H₂O(g) and CO₂(g) at constant pressure…

A: Given : combustion reaction statement of etanol

Q: standard enthalpy of formation (ΔHof) for solid AlCl3.

A:

Q: When 51.96 grams of fictional compound X is added to water to make 348.0 grams of solution, the…

A: Mass of compound X is = 51.96 g Molar mass of compound X is = 92.68 g/mol Specific heat of solution…

Q: A 0.25-g sample of TNT(C7H5N2O6) is to be burned in a bomb calorimeter. The heat capacity of the…

A:

Q: A) CO2(g)+OH−(aq)→ Express your answer as a chemical equation. Identify all of the phases in your…

A: A) The given chemical equation is, CO2(g) + OH−(aq)→ The complete equation along with all the phase…

Q: Calculate the number of pounds of CO2 released into the atmosphere when a 10.0 gallon tank of…

A: Combustion of octane is given by: 2C_8H_{18}+25O_2\to 16CO_2+18H_2O2C8​H18​+25O2​→16CO2​+18H2​O…

Q: TRUE/FALSE: the following reaction is a formation reaction: 2C(s) + 4H2(g) → 2CH4(g)

A: Formation reaction: A formation reaction is the formation of one mole of a substance from its…

Q: Ten pounds of CO2 at room temperature (80 °F) are stored in a fire extinguisher that has a volume of…

A:

Q: What is the amount of heat energy in joules required to raise the temperature of 10.00 g water…

A: The required relation is given below.

Q: Write and balance the equation for the complete combustion of heptane, C7H16.C7⁢H16. Phase symbols…

A: Balanced chemical equation, Balance chemical equation can be defined as reaction in which number of…

Q: Given the following equations:            4 NH3(g) + 5 O2(g) → 4 NO(g) + 6 H2O(l)   ΔH° = -1170 kJ…

A: In-order to find the enthalpy change of the desired reaction, the given reactions has to be written.…

Q: The flame in a torch used to cut metal is produced by burning acetylene (C2H2) in pure oxygen.…

A: we have to calculate the mass of acetylene needed to cut through a piece of steel that requires 90.8…

Q: Given the following equations:                4 NH3(g) + 5 O2(g) → 4 NO(g) + 6 H2O(l)   ΔH° = -1170…

A: Hess’s Law applies to the change in enthalpy that occurs when some reactants are converted to…

Q: Write balanced equations for the formation of the following compounds from their elements:…

A: Irion(III) oxide can be formed by the iron and oxygen elements.

Q: When 30.87 grams of fictional compound X is added to water to make 438.9 grams of solution, the…

A: Given : Mass of compound X = 30.87 g Molar mass = 130.58g.mol-1 Heat capacity = 4.18J/g°C. Initial…

Q: The reaction for the formation of substances F and B has an enthalpy change value of –32.4 kJ.…

A: The same question is written two times.  we are given a hypothetical reaction with the value of its…

Q: A constant pressure calorimeter contains 286 g of water at 20.0 °C. A 13.41 g of substance X (molar…

A: The heat released q = m*s*∆T where m = mass of water, s = specific heat, ∆T = temperature change

Q: A total of 2.00 mol of a compound is allowed to react with water in a foam coffee cup and the…

A: Total  2 moles of compound can react with water, so number of moles of water will also be 2. Thus,…

Q: How many grams of C5H12 must be burned to heat 1.43 kg of water from 21.0 °C to 95.3 °C? Assume that…

A: a) Given: ΔH°comb of C5H12 = –3535 kJ/mol.

Q: a reaction causes 20.0 mL of water to decrease temperature by 4.72 oC at constant pressure, what…

A: