When 1612 J of heat energy is added to 37.9 g of hexane, C,H14, the temperature increases by 18.8 °C. Calculate the molar heat capacity of C,H14-

Q: When 1562 J1562 J of heat energy is added to 39.0 g39.0 g of hexane, C6H14,C6H14, the temperature…

A: molar heat capacity of a substance is defined as amount of energy required to rise one unit of…

Q: When 0.963 g of benzene, C6H6, is burned in a bomb calorimeter, the temperature of the calorimeter…

A: The amount of heat was produced by the combustion of the glucose sample is calculated as,

Q: When 20 g. of Aluminium is heated from 90oC to 115oC, 105 calories is required. What is the molar…

A: The molar heat capacity of aluminium is 5.6658 cal/mol°C.

Q: 237-g piece of molybdenum, initially at 100.0 °C, is dropped into 244 g water at 10.0 °C.  When the…

A: According to the law of calorimetry, when two object with different temperature are remain in touch…

Q: The heat energy required to raise the temperature of one gram of a substance one kelvin at constant…

A: The required heat energy to raise the temperature of the substance by one kelvin at constant…

Q: A chemical reaction in a bomb calorimeter evolves 5.17 kJ of heat. If the heat capacity of the…

A: Given, the heat evolved, q = 5.17 kJ Heat capacity, c = 1.08 kJ/°C Temperature, ΔT = ? The formula…

Q: How much heat (in kJ) is needed to raise the temperature of 100.0 grams of water by 25.0 °C?  The…

A: Mass of water(m) = 100 gm  specific heat capacity of water(s) = 4.184 J/g·°C  Increase in…

Q: A 434.5 g sample of water at 20.0 °C is mixed with 100.0 g of a certain metal at 95.0 °C. After…

A: to find Cp for this metal use this above ,Heat lost by the metal = heat gained by the water Given…

Q: The molar heat capacity of silver is 25.35 J mol How much energy would it take to raise the…

A: Molar heat capacity is defined as amount of heat required to raise the temperature of 1 mole of a…

Q: The same quantity of energy is added to 25.0 g pieces of gold ( molar heat capacity y = 25.41 J/ mol…

A: Given data,Mass of Au=Mg=Pt=25.0gCAu=25.41J/moloCCMg=24.79J/moloCCPt=25.95J/moloC

Q: A 140.0-g sample of water at 25.0°C is mixed with 111.7 g of a certain metal at 100.0°C. After…

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

Q: The specific heat capacity of benezene (C6H6) is 1.74J/g.K. What is its molar heat capacity (in…

A: Molar mass of benzene is 78.11 g/mol

Q: When 2043 J of heat energy is added to 48.8 g of hexane, C,H14, the temperature increases by 18.5…

A: Molar heat capacity (C) :- The amount of heat ( Q ) required to rise the temperature of one mole of…

Q: It takes 585 J of energy to raise the temperature of 125.6 g of mercury from 20.0°C to 53.5°C.…

A: Given, Heat energy, q = 585 J Mass, m = 125.6g Change in temperature, ∆T = 53.5- 20 = 33.5°C

Q: When 1177 J1177 J of heat energy is added to 39.1 g39.1 g of hexane, C6H14,C6H14, the temperature…

A: Heat supplied to a system and  change in temperature of system due to it can be correlated as…

Q: A 50.0 g sample of white phosphorus is heated from 298 K to 350 K. If its molar heat capacity, Cp is…

A:

Q: When 2348 J of heat energy is added to 48.6 g of ethanol, C2H6O, the temperature increases by 19.7…

A: Molar heat capacity ( Cm ) :-  Cm = { q / n ∆T }  q is heat absorbed = 2348 J  Given mass = 48.6 g…

Q: A sample of nickel is heated to 99.8°C and placed in a coffee-cup calorimeter containing 150.0 g…

A: The equation used to calculate heat released or absorbed follows:        ......(1) where, q = heat…

Q: calculate the amount of heat (in J) necessary to raise the temperature of 23.9 g benzene by 27.0 °C.…

A:

Q: If 50.0g of benzene, C6H6, at 25.0c absorbs 2.71kJ of energy in the form of heat, what is the final…

A: The mass of benzene is = 50.0 g The initial temperature of benzene is = 25oC The amount of heat…

Q: When 1513 J1513 J of heat energy is added to 39.8 g39.8 g of hexane, C6H14,C6H14, the temperature…

A: Since,   q =m×c×∆TWhere q =heat added to the system            m =mass of given compound           c…

Q: (6) 2. Octane, a major component of gasoline, burns according to the reaction: 20,H ) 250,…

A:

Q: The molar heat capacity of silver is 25.35 J/mol Celcius. How much energy would it take to raise the…

A: The relationship between heat required and specific heat of a substance is given below.

Q: Calculate the specific heat (g'C) of gold if it takes 113.3 J of heat to raise the temperature of…

A:

Q: How much energy is required to change the temperature of 21.5 g Cu from 27.0 °C to 88.1 °C? The…

A: The weight of copper is 21.5 g. The given temperature values are 27.0 ˚C and 88.1 ˚C. The constant…

Q: 18) A 6.55 g sample of aniline (C6H5NH2, molar mass = calorimeter. If the temperature rose by…

A:

Q: It takes 183 J of energy to raise the temperature of 118.4 g of zinc from 23.61°C to 27.58°C.…

A: Given, Heat energy required = 183J. Mass of zinc = 118.4g. Initial temperature = 23.610C. Final…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 140.0 mg sample…

A:

Q: When 1.416 grams of sucrose (Molar mass 342.3 g/mol) is burned in a bomb calorimeter, the…

A: Answer:

Q: Explain the difference between heat capacity and specific heat capacity.

A: The heat capacity of any substance is the amount of heat that is required to increase the…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 566.0 mg sample…

A: The amount of heat required to increase the temperature of one kilo gram of a substance by one…

Q: If 35.0 g H2O at 22.7 °C is combined with 65.0 g H2O at 87.5 °C, what is the final temperature of…

A: The specific heat is determined as the ratio of heat required to the product of mass and temperature…

Q: 6. When a 3.80 g sample of liquid octane (C;H18) burns in a bomb calorimeter, the temperature of the…

A:

Q: When 3.12 g of glucose, CoH1206, is burned in a bomb calorimeter, the temperature of the calorimeter…

A:

Q: The temperature of an 6.95 g sample of an unknown metal increases from 22.0°C to 31.7°C upon the…

A: The mass of the sample is = 6.95 g Increase in the temperature is = 22.0oC to 31.7oC The required…

Q: A substance is found to have a heat capacity of 400.0 J °C. How much heat (in kJ) is absorbed when…

A: Heat capacity is defined as the quantity of heat absorbed by substance to raise the temperature of…

Q: If the molar mass of water is 18.02 g/mol and the specific heat of water is 4.184 J/g.◦C, calculate…

A: The molar mass of water = 18.02 g/mol. The specific heat of water = 4.184 J/g.◦C Molar heat capacity…

Q: A 21.7 g piece of iron and a 28.6 g piece of gold at 100.0°C were dropped into 770.0 mL of water at…

A:

Q: If the specific heat capacity of benzene, C6H6C6H6, is 1.74 Jg∘CJg∘C, calculate its molar heat…

A:

Q: A metal cools from an initial temperature of 150 degrees C to 50 degrees C and releases 190 J of…

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

Q: Calculate the final temperature of the water. Given a 32.4-g stainless steel ball bearing at…

A:

Q: The temperature of 127.4 g of water rises from 18.6 °C to 30.9 °C when 0.1000 mol of H+ is reacted…

A: Mass of water, m =127.4 g Initial temperature, T1=18.6 °C Final temperature, T2=30.9 °C Temperature…

Q: The combustion of 1.00 mole of glucose. C8H12O6, liberates 1.90 x 10³ KJ of heat. If 2.30g of…

A: 1 mole of glucose liberates 1.90 × 103 KJ. Moles of glucose burned = n=2.30g180.156 g/mol=0.12767…

Q: If 330. Grams of an unknown substance at 200 oC are placed in a calorimeter filled with 2000. Grams…

A: Given information is as follows; For unknown substance (X)…

Q: 2. A quantity of 1.922 g of methanol (CH3OH) was burned in a constant- volume bomb calorimeter.…

A: We will first calculate heat released, then enthalpy of reaction.

Q: THERMODYNAMICS: The combustion of 1.00 mol of glucose (C6H12O6) liberates 2820 kJ of heat. If 1.13 g…

A:

Q: A 50.75-g sample of water at 75.6°C is added to a sample of water at 24.1°C in a constant-pressure…

A: In accordance with first law of thermodynamics, energy given off by the system would be absorbed by…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.34 kg sample…

A: Mol= weight/ molar mass  first find the moles in 0.34kg

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

A:

Q: The heat released in the combustion of benzoic acid, C6H5COOH, which is often used to calibrate…

A: Given,Heat released during combustion of benzoic acid = -3228 kJ/molMass of benzoic acid, m =  1.658…