If the initial temperature of 120. g of ethanol is 20.0°C, what will be the final temperature after 750. cal of heat is added? The specific heat of ethanol is 0.583 cal/(g °C) or 2.44 J/(g °C).

Q: A 110.0-g sample of a gray-colored, unknown, pure metal was heated to 92.0 oC and put into a…

A: Assuming specific heat of metal is C. Since all the heat released by metal in reaching the final…

Q: The specific heat of a certain type of cooking oil is 0.418 cal/(g-°C). How much heat energy is…

A: Given,  Mass of the oil = 0.515 kg Initial temperature = Ti = 23.0 0C  Final temperature = Tf = 60.0…

Q: What is the final temperature when 63.4 g of water at 84.2 ° C is mixed with 38.5 g of water at…

A: Given : Mass of hot water = 63.4 g Mass of cold water = 38.5 g Temperature of hot water = 84.2 oC…

Q: A 35.0-g sample of water at 25°C is mixed with 45.0 g of water at 88°C. Calculate the final…

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Q: A metal radiator is made from 36.0 kg of iron. The specific heat of iron is 0.449 J g-1 °C-1. How…

A: The mass of iron metal is = 36.0 g The heat capacity of iron metal is = 0.449 J g-1 oC-1 The…

Q: A (5.80x10^1) g sample of water (C = 4.18 J / g ºC) initially is at 30.2ºC. What is the final…

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Q: 4. A 5.00 gram sample of an unknown metal was placed in a beaker of boiling water (99.58 °C). After…

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Q: When 4.3 kJ of heat are added to an unknown quantity of water, the temperature rises from 34oC to…

A: 4.3 KJ of heat is added to an unknown quantity of water and the temperature of water rises from…

Q: The specific heat of toluene, C7H8, is 1.13 J/g-K. How many joules of heat are needed to raise the…

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Q: A 15.0 g piece of graphite is heated to 100.0 degrees Celcius and placed in a calorimeter. The…

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Q: How much heat is required to raise the temperature of a 10.75-g sample of iron (specific heat =…

A: Given Information:Mass of iron sample = 10.75g Final temperature = 79.8oCInitial temperature = 25…

Q: How much heat is required to raise the temperature of a 5.75-g sample of iron (specific heat = 0.450…

A: The heat required to increase the temperature of metals are given by  Q = mCΔT where m = mass of…

Q: When 129.0 g of 0.200 M NaCl(aq) at 22.0 °C is added to 212.0 g of 0.100 M AgNO3(aq) at 22.0 °C in a…

A: Answer is explained below.  Given that, mass of NaCl = 129.0 g and mass of AgNO3 = 212.0 g.  Due to…

Q: A 79-g piece of iron metal at 54.0 °C is placed in 29 g of water at 26.0 °C. Part A All the heat…

A: Given, mass of iron metal =79 ginitial temperature of iron =54.0°Cmass of water =26.0 °Cfinal…

Q: A metal radiator is made from 14.0 kg of iron. The specific heat of iron is 0.449 J g °C. How much…

A: The mass of iron is = 14.0 g The specific heat of iron is = 0.449 J.g-1.oC-1 Increase in the…

Q: 12. A 50.0 g block of glass (Specific Heat = 0.500 J/g°C) absorbs 333 joules of energy. How much…

A: Amount of heat released or absorbed can be given by the equation :  Q = m×s×∆T     ------(1) Where,…

Q: When 50.0 g of 0.200 M NaCl(ag) at 24.1 °C is added to 100.0 g of 0.100 M A9NO3(aq) at 24.1 °C in a…

A: Given: 0.200 M NaCl         mass  of NaCl =50. 0 gram         specific heat = 4.20 J/g C   find:…

Q: A 275-g sample of nickel at 100.0°C is placed in 100.0 mL of water at 22.0°C. What is the final…

A: We have to find final temperature of water  Given mass of nickel mm = 275g  heat capacity of metal…

Q: How many calories are required to raise the temperature of a 73.0 g sample of gold from 26.0 °C to…

A: q = mc∆T  q is the amount of heat energy required  m is the mass of substance  c is the specific…

Q: A 29.8 g sample of water at 4.7 C is mixed with 52.5 g of water at 74.8 C. Calculate the final…

A: Given data,Mass of water(1)=29.8gTemperature(T1)=4.7oCMass of…

Q: A 35.0-g sample of water at 25°C is mixed with 45.0 g of water at 88°C. Calculate the final…

A: Calculate for the final temperature of the mixture see step-2 for further Calculation and concept…

Q: What is the final temperature when 5.0 g sample of brass initially at 25 degrees celsius absorbs 75…

A: Heat  is defined as thermal energy transferred between two systems at different temperatures coming…

Q: A 0.1200kg sample of Pb at a starting temperature of 30.0°C absorbs 205 J of heat. What is the final…

A: Given: Mass of Pb sample = 0.1200 kg Initial temperature = 30.0 oC Heat absorbed       = 205 J…

Q: 9. A piece of aluminum is heated to a temp of 71.8°C, then placed in 150.0 mL of water at 20.7°C…

A: Given data, For Aluminum, Cp =0.903 J g-1 ℃-1 mass m=? T1=71.8 ℃  T2=25.6 ℃

Q: A sample of gold weighing 7.7 grams is cooled then placed in a calorimeter containing 27.01 grams of…

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Q: 11. A 45.0 g block of iron that has an initial temperature of 340 °C and a 45.0 g block of gold that…

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Q: The delat H for the solution process when solid sodium hydroxide dissolves in water is -44.4 kJ/mol.…

A: Given: Mass of water = 250.0 g. Mass of NaOH dissolved = 10.1 g. Initial temperature of the solution…

Q: 79.8 grams of a metal that is at temperature 92.39 oC is placed in 186.3 mL of water at 19.79 oC.…

A: Here use thermal equilibrium concept. Here final temperature is 24.68 degree celcius, So metal…

Q: 9) The AH for the solution process when solid sodium hydroxide dissolves in water is 44.4 kJ/mol.…

A: Given Enthalphy  = 44.4 KJ /mol Mass of NaOH = 13.9 g Mass of H2O = 250 g Initial temperature = 230C

Q: A 90.0 g piece of metal, initially at 98.6°C, is placed into 120.0 g of water initially at 24.3°C.…

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Q: n would the temperature of 175 g of water 56.5 kJ of heat were added? Specific heat - 4.184 J/g °C.

A: Heat(q) = 56.5 ×1000= 56500 J Mass = 175 g Heat capacity (s) = 4.18 J/g-°c Heat (q) = m.s.□T 56500…

Q: How much energy is required to raise the temperature of a 22.588g piece of silicon (Si) to 56.0°C…

A:

Q: Predict the total quantity of heat that would be required if you wanted to prepare a cup of instant…

A: Volume of cold water is 200 ml and density is 1.0 g/mL.Specific heat of water is 4.18 J.g.-1.°C-1…

Q: 35 g of aluminum (specific heat 0.88 J/g °C) at 24 °C are placed in 180 mL (180 g) of coffee at 85…

A: Given :         Mass of Aluminium = 35 g          Specific heat = c = 0.88 J/g0C…

Q: A 25.0g piece of aluminum sits in a room and cools.  It loses 4300.0 J of heat. If the initial…

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Q: An unknown hot metal at 122.41°C with a mass of 53.37g was mixed with 28.15g of water at an initial…

A: We have to calculate the  specific heat of the unknown metal.

Q: Ices] A 21.0 g sample of pure iron at 85 °C is dropped into 66 g of water at 20. °C. What is the…

A: The given problem can be solved by using the formula given below as; mironCiron∆T = mwaterCwater∆T…

Q: A bucket full of water increased in temperature from 25.0 oC to 27.28 oC after absorbing 1,982.32…

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Q: A piece of al rises from 12°C to 267°C when 271 J of heat are applied What is the mass of the…

A: Initial temperature of Aluminum (Al) = T1 = 21°C Final temperature of Aluminum (Al) = T2 = 267°C…

Q: How much heat, in kJ, would be needed to raise the temperature of 500.0 g of water from 14.5 ºC to a…

A:

Q: A 138.9 g sample of an unknown metal at a temperature of 99.1 °C is added to 44.72 g of water at a…

A: Q = mC∆T

Q: The specific heat of lead is 0.128 J/g·°C. How much heat is needed to raise the temperature of 4.90…

A: Introduction: Specific Heat Formula Heat added to a m kg substance which has specific heat c and…

Q: When a 43.0 g sample of metal at 100.0 °C is added to 38.0 g of water at 23.72 °C, the final…

A: The amount of heat energy  is related to specific heat capacity as,…

Q: Calculate the specific heat of water if 188.3 J is required to raise the temperature of 3.000 g of…

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Q: The density of aluminum is 2.7 g/cm3 and its specific heat is 0.9 J/g.0. A piece of 9.7 cm3 aluminum…

A: Recall the following relation according to law of calorimetry          Q=mC×∆tHere Q is amount of…

Q: How much heat is required to raise the temperature of a 825 g block of wood (specific heat = 1.8 %3D…

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

Q: A hot lump of 37.137.1 g of iron at an initial temperature of 95.6 °C95.6 °C is placed in 50.0 mL…

A:

Q: What is the specific heat of ethanol if 4650 J are required to raise the temperature of 250.0 g of…

A: By using the Formula Q = mCΔT we can solve this problem. Specific heat comes as = C = 2.45 J/ g °C

Q: A 27.5g piece of aluminum sits in a room and cools.  It loses 6120.0 J of heat. If the initial…

A: Mass of Aluminum piece = 27.5 gHeat loose = - 6120 JInitial Temperature = 157.3°CFinal Temperature =…

Q: What would be the final temperature of the system if 29.3 g of lead at 110 ◦C is dropped into 13.3 g…

A: Given : Mass of water = 13.3 g Mass of metal = 29.3 g Initial temperature of water = 25.1 oC Initial…