Simple Algorithm: Solve the following problems. Write your answer on the space provided. Show your complete solutions. For your final answer, report correct significant figures and rounding off (Follow the conventional). 4. The value of for the reaction 2Ba(s) + O2(g)→ 2BaO(s) is -1107 kJ. Determine the amount of energy released when 5.75 g of BaO(s) is produced in kJ?

Q: 1. A 23.5 grams of water at 14°C is mixed with 35.4 grams of hot water at 85°C. What is the final…

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Q: When 1.42 g of iron reacts with 1.80 g of chlorine, 3.22 g of FeCl2(s) and 8.60 kJ of heat is…

A: Given, Produced mass of FeCl2 is 3.22 g Produced heat is 8.60 kJ Molar mass of FeCl2 is 126.751…

Q: Sucrose, C12H2011 is oxidized in the body by O2 via a complex set of reactions that ultimately…

A: Given Energy released per mole of sucrose = -5.64 × 103 kJ/mol

Q: If a 50.0 gram piece of copper is heated to 100oC and then put into a vessel containing 50.0 grams…

A: The number of moles of Cu (n1) is calculated as follows:

Q: A chemical reaction takes place and the H is recorded for reactants as being 200 kJ.  The products…

A: For a chemical reaction, the enthalpy of reaction (ΔHrxn ) is the difference in enthalpy between…

Q: The reaction of nitrogen monoxide(g) with hydrogen(g) to form nitrogen(g) and water(1) proceeds as…

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Q: ACTIVITY: Answer the following accordingly and completely. Explain all answers in 5-6 sentences on…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: As a routine safety procedure, acids and bases should be stored separately in a laboratory.…

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Q: btain from your classmates or from your laboratory instructor, the molar enthalpies of…

A: When an acid and a base are mixed in a solution, the salt and water are formed. When this reaction…

Q: The value ΔH0 of for the reaction 2Ba(s) + O2(g)→ 2BaO(s) is -1107 kJ. Determine the amount of…

A: First, calculate moles of BaO(s) No of moles of BaO(s) = Mass/Molar mass = 5.75g/(153.33g/mol) =…

Q: The value of for the reaction below is -72 kJ. When one mole of HBr is formed in this reaction, the…

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Q: How much energy (in kJ) is released when 71.0 g of oxygen difluoride decomposes? Answer: kJ (enter a…

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Q: The following thermochemical equation is for the reaction of ammonium nitrate(s) to form N2O(g) and…

A: The thermodynamic equation in which ammonium nitrate dissociates to form N2O(g) and water is shown…

Q: Organic hydrogenation reactions, in which H2 and an "unsaturated" organic compound combine, are used…

A: Given reaction is, C2H4 + H2 →C2H6  127 KJ heat released per mole of C2H4 reacts with H2 Given Mass…

Q: Part A)   Barium carbonate, as many other metal carbonates, decomposes at heating producing barium…

A: The number of moles of a substance can be given as Number of moles=MassMolar mass From the number of…

Q: 7. Consider reaction H2(g) + Cl2(g) + 2HCI (g) AH = -184.6 kJ/mol If 3 moles of H2 react with 3…

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Q: References Use the References to access important values if needed for this question. A chunk of…

A: Given: Mass of zinc, m1, 19.7g Mass of water, m2 , 80.1g Initial temperature of zinc, T1 = 98.58oC…

Q: A sample of aluminum with a mass of 53.4 g is initially at 156 ∘∘ What is the temperature of the…

A: Specific heat (C) :-  The amount of heat required to raise the temperature of 1 gram of a substance…

Q: MISSED THIS? Watch WE 93 Read Section 9.4. You can click on the Review link to access the sectionin…

A: Given: Initial temperature of Ag = 59.4 oC Mass of water = 100.0 g Initial temperature of water =…

Q: owing table contains some standard enthalpies of forma Substance Formula (kJ/mol) Carbon dioxide CO2…

A: Heat of reaction is difference of energy of product  and energy of Reactant. If heat of reaction is…

Q: A piece of metal (108 g) was heated up to 86 °C, then it was transferred into 194 g of water. The…

A: Given that : Mass of metal (mm) = 108 g Its temperature = 86°C Mass of water (mw) = 194 g Its…

Q: 2. In a similar experiment, a student mixed 200.0 mL of hot water with 200.0 mL of cool water. The…

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Q: Consider the combustion of compressed methane, and liquid hydrogen. Which one will release more…

A: The enthalpy change for combustion of methane is -890.8 kJ/mol while the enthalpy change for the…

Q: As a routine safety procedure, acids and bases should be stored separately in a laboratory.…

A: Given that : The concentration of hydrochloric acid = 12.0 M The concentration of ammonium hydroxide…

Q: References Use the References to access important values if needed for this question. The reaction…

A: Given Chemical Reaction: 3 Fe2O3 + H2 --->  2 Fe2O3 + H2O  Mass of Fe2O3 = 58.1 g  Heat evolved =…

Q: Hess's Law of Constant Heat Summation. Click on the button within the activity and use the example…

A: According to Hess Law, if a chemical reaction can be expressed as the sum of two or more chemical…

Q: Hess's Law of Constant Heat Summation. Click on the button within the activity and use the example…

A: Calculate the enthalpy of the given required reaction---

Q: Samples of NaOH and H2S react according to the following equation: 2NaOH+H2S----->Na2S+2H2O…

A: Balanced chemical equation: 2NaOH  +  H2S   ----->  Na2S  +   2H2O       ∆H = 41.0 kJ This shows…

Q: Determine the mass (in grams) of oxygen that will result in a change in energy of -34.46 k] when…

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Q: 0.557 grams of a particular gunpowder will propel a 40-caliber bullet with 526 ft lbs of energy when…

A: The capacity of doing the work is called energy. Kinetic energy and potential energy are two types…

Q: Use the References to access important values if needed for this question. The reaction of hydrogen…

A: According to the mole concept, in terms of mass, the amount of substance in moles is equal to the…

Q: The combustion of propane is given by the following reaction. C3H3 + 3 02→3 CO2 + 4 H20 mol- How…

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Q: Hydrogenation reactions, in which H2 and an "unsaturated" organic compound combine, are used in the…

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Q: A bomb calorimeter is supplied with 25.0 kJ of energy, and a 1.75 oC increase in temperature…

A: Energy E = 25.0 kJ  Change in temperature ∆T = 1.75 °C  When unknown fuel undergoes combustion Heat…

Q: rinking coffee and eating toasted bread in the morning enables most people to start their day…

A: More the specific  heat of substance more heat it will absorb and less the specific  heat it will be…

Q: numerical question The complete combustion of candle wax (C31H64) in oxygen produces CO, and liquid…

A: Combustion is a highly exothermic process. The work done in a system containing gases is usually…

Q: Apply Hess's law to calculate the energy for the combustion of methanol. CH3OH) + 02(9) --> CO2(9) +…

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Q: ith the given data: Initial temperature = 30oC; Final temperature = 50oC Initial volume of water =…

A: #(a): Volume of 70% isopropyl alcohol burnt, V = 200 mL - 195 mL = 5 mL  Volume of isopropyl…

Q: much

A: This reaction is known as a thermite reaction and is highly exothermic. The large amount of heat…

Q: In the upper atmosphere, ozone is produced from oxygen gas in the following reaction. 3O2(g) →…

A: The change of enthalpy to form one mole of a substance from its constituent elements when all the…

Q: For the problems below, write a balanced equation and then use dimension analysis to solve for the…

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Q: The following thermochemical equation is for the reaction of Fe304(s) with hydrogen(g) to form…

A: When 71.1 g of Fe3O4 reacts with excess Hydrogen, 46.37 KJ of energy are absorbed

Q: Based on the following reaction: Sb (s) + 3/2 Cl2 (g) → SbCl3 (g) AH = -314 kJ How much heat would…

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Q: Consider the following reaction.  CH4 + 2O2 -> 2H2O + CO2      ΔH = -890 kJ/mol If 45 g of methane…

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Q: 6. A 2.50 g sample of sucrose (C12H22011) was burned in excess oxygen in a bomb calorimeter which…

A: Given that,  Mass of sucrose = 2.50 g Molar mass of sucrose = 342.3 g/mol Number of moles of sucrose…

Q: For chemical reaction N2(g)+ 3H2(g) → 2NH3(g) at 298.15K the standard heat of reaction is -46.1 kJ.…

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Q: please answer part B, D, E, and F.

A: Since there are multiple sub parts of this question, we are authorized to answer only the first sub…

Q: label tells us that 13 g of a serving of gummy bears (i.e. 10 gummy bears) is made of sugars.  Let's…

A: the balanced equation is-2C12H22O11+24O2→24 CO2+22H2O