Mothballs are composed primarily of the hydrocarbon naphthalene (C10H8). When 1.062 g of naphthalene burns in a bomb calorimeter, the temperature rises from 26.694 °C to 31.259 °C.

Q: If the specific heat of methanol is 2.51 J/K-g, how many joules are necessary to raise the…

A: Given, mass of methanol = 94 g C= 2.51 J/K g Tf = 79°C = 273+79 = 352 K Ti = 26°C = 273 + 26 = 299 K…

Q: how many grams of lithium chloride (ΔH=−37.0 kJ/mol) do you need to add in order to raise the…

A: According to question  Mass of water = 300g (density taken 1g/ml)  ∆T = 36.7-25 = 11.7°C…

Q: Zinc metal reacts with hydrochloric acid according to the following balanced equation:…

A: Using the heat absorbed by solution and heat released by reaction we get the answer

Q: Would the amount of heat measured for the reaction given below be greater, lesser, or remain the…

A: The considered reaction is,

Q: When 0.0451 mol of an unknown hydrocarbon is burned in a bomb calorimeter, the calorimeter increases…

A:

Q: Question attached

A: Given, The combustion reaction of Acetone- C3H6O + 4 O2 → 3 CO2 + 3 H2O  The energy of the above…

Q: 30.0 g H2O at an unknown temperature is mixed with 27.0 g of water at 15.8oC in a coffee-cup…

A:

Q: Zinc metal reacts with hydrochloric acid according to the following balanced equation:…

A: Calorimeters use a common equation - q= m c ∆Twhere, q = heatc= heat capacity∆T = Change in…

Q: If 2.0 KJ of heat energy raises the temperature of a calorimeter containing 45.0 g of water from…

A: Given data: Q = 2000 J , ∆T = 9 , m = 45 × 10^-3 kg

Q: Glucose, C6H12O6, is converted into ethyl alcohol, C2H5OH in the fermentation of fruit juice to…

A: The chemical equation for conversion of glucose to ethyl alcohol.C6H12O6 (s) → 2 C2H5OH (l) + 2 CO2…

Q: The combustion of butane, C4H10, is given as: 2C4H10(g) + 1302(g) → 8CO2(g) + 10H20(1), AH° = -5314…

A:

Q: he addition of hydrochloric acid to a silver nitrate solution precipitates silver chloride according…

A: Specific heat capacity is the amount of heat that is required to rise a temperature of 1 kg…

Q: Glucose, C6H12O6, is converted into ethyl alcohol, C2H5OH(l) in the fermentation of fruit juice to…

A:

Q: A 21.3 mL sample of 0.997 M NAOH solution is mixed with 29.5 mL of highly concentrated HCI in a…

A: Given : Volume of HCl solution = 29.5 mL Volume of NaOH solution = 21.3 mL = 0.0213 L…

Q: You place 50.0 mL of a 0.500 M solution of NaOH in a coffee-cup calorimeter at 25.00°C. You then…

A: Same amount of reactant gives same amount of product. As we can see here.

Q: 30.0 g H2O at an unknown temperature is mixed with 27.0 g of water at 15.8°C in a coffee-cup…

A:

Q: One tablespoon of cookie dough has a mass of 13.02 g13.02 g. It is combusted in a calorimeter whose…

A:

Q: The addition of hydrochloric acid to a silver nitrate solution precipitates silver chloride…

A: A numerical problem based on enthalpy of reaction, which is to be accomplished.

Q: 23. When 0.7521 g of benzoic acid was burned in a calorimeter containing 1,000. g of water, a…

A: Solution :          The heat of combustion is defined as the amount of heat released when the…

Q: When 0.0851 mol of an unknown hydrocarbon is burned in a bomb calorimeter, the calorimeter increases…

A: If there is no heat loss to surroundings, then heat produced due to combustion will be equal to…

Q: A sample of octane is burned in a bomb calorimeter containing 1.00x10² g H2O. If the water…

A: Given the mass of water, m = 1.00*102 g  Initial temperature, Ti = 25.00 oC  Final temperature, Tf =…

Q: When 0.0801 mol of an unknown hydrocarbon is burned in a bomb calorimeter, the calorimeter increases…

A: The relation between the enthalpy change involved in the combustion reaction and heat capacity of…

Q: A 0.5865‐g of lactic acid, CH3H5O3 , is burned in a bomb calorimeter,  whose heat capacity is 4.812…

A: ∆H is the form of energy or enthalpy which is define in kj/mol. Combustion energy is always…

Q: The addition of hydrochloric acid to a silver nitrate solution precipitates silver chloride…

A:

Q: The heat of combustion of glucose (C 6 H 12 0 6) is 2.82 x 10 kJ/mol. If a 1.25 g sample of glucose…

A: Option 6.21 kJ/oC is answer

Q: You are given the following equation for the formation of sulfur trioxide in the reaction below.…

A: Mass of vegetable oil = 1.15 kg = 1150 gm  Heat capacity of vegetable oil (c) = 1.67 J/g°C  Initial…

Q: When 0.0701 mol of an unknown hydrocarbon is burned in a bomb calorimeter, the calorimeter increases…

A: The amount of hydrocarbon = 0.0701 mol heat capacity of bomb calorimeter = 1.229 kJ/oC An increase…

Q: Carbon monoxide reacts with oxygen to form carbon dioxide by the following reaction: 2 CO(g) + O2(g)…

A: Carbon monoxide reacts with oxygen to form carbon dioxide by the following reaction:2 CO(g) + O2(g)…

Q: 5. Phosphorus trichloride, PCI3, is a compound used in the manufacture of pesticides and gasoline…

A: The relationship between heat energy , mass of substance and change in temperature is  Q = mC∆T  Q =…

Q: According to the following thermochemical equation, if 1.902 kg of NO2 is produced, how much heat is…

A: The thermochemical equation given as, => 2 NO (g) + O2 (g) ---> 2 NO2 (g)…

Q: One tablespoon of cookie dough has a mass of 12.50 g12.50 g. It is combusted in a calorimeter whose…

A: The energy released by 12.50 g cookie dough can be calculated by the following formula.…

Q: The addition of hydrochloric acid to a silver nitrate solution precipitates silver chloride…

A: The volume of the solution is 50 mL which is equal to 0.050 L. The number of moles of AgNO3 and HCl…

Q: A propane BBQ combusts propane as shown below: C3H8 (g) + 5 O2 (g) → 3 CO2 (g) + 4 H2O (0 A,H =…

A:

Q: . Vanillin is a natural constituent of vanilla that is also manufactured for use in artificial…

A: Given that: Mass of vanillin (m) = 1.013 g Specific heat capacity = 4.90 kJ/°C Temperature change…

Q: The heat of combustion (AH) for an unknown hydrocarbon is -8.21 kJ/mol. If 0.344 mol of the…

A: ∆H = -8.21kj/mol =-8210J/mol  Since 1kj=1000j It means that during this process 8210 joule energy or…

Q: what is the initial temperature of the water

A:

Q: 4.51 g of octane, C8H18, reacts with excess oxygen in a bomb calorimeter. The heat capacity of the…

A: Given data,The mass of Octane is 4.51gThe heat capacity of the calorimeter is 6.97 kJ/°CThe…

Q: Calcium phosphide is used in fireworks, torpedoes, self-igniting naval pyrotechnic flares, and…

A: Answer :-  Increase in temperature because this is an exothermic reaction.

Q: Consider two 50.0 mL volumes of water, one at 20.0 °C and the other at 100.0 °C. The temperature of…

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Q: When burning 0.25 g of CH3OH in a calorimeter bomb with a heat capacity of 1.50 kJ / 0C, it…

A: Heat released by burning of 0.25 g of CH3OH = C∆T…

Q: When 9.1 g of a  hydrocarbon is combusted in a bomb calorimeter the temperature of the calorimeter…

A: Given that, Amount of hydrocarbon combusted = 9.1 g Mass of water in calorimeter = 731 g Heat…

Q: The combustion of methane is described by the following balanced chemical equation. CH4(g) + 2O2(g)…

A: Given : Enthalpy change of reaction ∆ H = - 34.5 kj We need to find if reaction is exothermic Or…

Q: A 3.59°C increase in temperature occurs when a 0.232 g sample of benzoic acid (C7H6O2) is combusted…

A: Heat of combustion if benzoic acid = -26.37 KJ/mol Mass of benzoic acid = 0.232 g Heat releases =…

Q: A 12.18 g sample of a shiny, orange-brown metal is heated to 65.0oC then added to 25.0 g of water in…

A: The initial temperature of metal is decreased after adding into  water in a coffee-cup calorimeter.…

Q: Zinc metal reacts with hydrochloric acid according to the balanced equation:Zn(s) + 2 HCl(aq)…

A: Introduction: Specific heat: The quantity of heat required by a 1 mole of a substance to raise the…

Q: If the specific heat of methanol is 2.51 J/K-g, how many joules are necessary to raise the…

A: Given: Specific Heat of methanol(c)=2.51J/K-g Mass of methanol(m)=94 g Initial…

Q: Charcoal is primarily carbon. Determine the mass of CO2 produced by burning enough carbon (in the…

A: Given  ∆H0rxn  = -393.5 kJ       | unit of ∆H0rxn = kJ not k  Amount of heat energy produced = 5*102…

Q: Vanillin is a natural constituent of vanilla that is also manufactured for use in artificial vanilla…

A: Given the mass of vanillin taken for combustion = 1.013 g Since the temperature of the calorimeter…

Q: Given the thermochemical equation, calculate the heat evolved (in kJ) when 78.9 g of SO2 (molar mass…

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

Q: When 3.16 g of salicylic acid, C7H6O3, is burned in a bomb calorimeter containing 5.00 kg of water…

A: