What is the sensible h

Q: The evaporation of water is endothermic:H2O(l) → H2O( g) ∆Hrxn = +44.01 kJWhat minimum mass of water…

A: Determination of no. of mol of H2O that will evaporate from 175 kJ/mol: n=175 kJ44.01 kJ/mol=3.9764…

Q: If 14.8 kJ of heat is given off when 1.6 g of HCl condenses from vapor to liquid, what is ΔHcond for…

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Q: What is the final temperature (in oC) of a 35.5 g sample of aluminum (specific heat = 0.900 J/(g K))…

A: heat energy needed to raise temperature of 1gram of substance to 1°c  is known as specific heat of…

Q: 2 X+ Y2Z3 →2 Y+ X2Z3, AH = -325 kJ/mol Given the equation above how many kilojoules of heat are…

A: Given that: 2X + Y2Z3    ----->  2Y + X2Z3     ∆H = -325 kJ/mol

Q: The temperature of 756 g of water in a calorimeterincreases from 23.2°C to 37.6°C. How much heat…

A: Given: Mass = 756g Initial temperature= 23.2oC Final temperature= 37.6oC To find: The heat given off…

Q: A 75.0 g piece of Ag metal is heated to 80.0 °C and dropped into 50.0 g of water at 23.2 °C. The…

A: Given, Mass of Ag(silver) =75.0g It is heated to 80.0 °C. Final temperature of silver rod after…

Q: How much heat is released when 4.50 g of methane gas is burned in a constant-pressure system?

A: Given: Mass of methane = 4.50g To find: The amount of heat released

Q: How many kilojoules of heat energy are going to be absorbed by a pot of water with the mass of 200.…

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

Q: How much heat is required to raise the temperature of 250.0 g of lead by 52 degrees C?

A: We have given that  mass of lead = m =250g ∆T = 52°C specific heat for lead = C = 0.16 J/g°C To find…

Q: A 9.0 g sample of iron (specific heat= 0.44 J/g °C) heated to 60°C eventually cools to  30°C. What…

A: The mass of metal is = 9.0 g The decrease in the temperature of the metal is = (60-30)oC = 30oC The…

Q: What was the change in temperature for the bar in oC?

A: Given :- q = 2700 J                m = 71.0 g              Cgold = 0.126 J/g°C  To calculate :-…

Q: If 25.0 kJ of heat are given off when 2.9 g of HCl condenses from vapor to liquid, what is AHcond…

A: Given that: HCl(g) ...> HCl(l) dH = -25.0KJ upon 2.9 g of HCl

Q: rial typically used to heat metal radiators is water. If a 5°C, what mass of water was needed to…

A: Given data set: Specific heat of water = 4.184 J/g C Change in Temperature = 79.5 °C We need to…

Q: In the construction of bridges andskyscrapers, gaps must be left between adjoining steel beams…

A: The given problem can be solved by using the formula given below as; q=m C ∆T…

Q: Write the chemical reaction used to determine the heat of formation for the following substance:…

A: The chemical reaction  used to determine the heat of formation of sodium bicarbonate is given as,

Q: Given: q = mass X specific heat X (Tfinal - Tinitial) specific heat of water is 4.184 J/g oC How…

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Q: How to calculate the experimental value for the latent heat of fusion of water. 1969.4 cal heat…

A: Latent heat of fusion is the amount of heat required to melt 1 mol or ice at its melting…

Q: You assumed the inital temperature of the metal was the same as that of the boiling water. If the…

A: the initial temperature of the metal was the same as that of the boiling water. If the metal sample…

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: A 37.70 g sample of a substance is initially at 28.8 °C. After absorbing 2571 J of heat, the…

A: The given problem can be solved by using the formula given below as; Q=m c ∆T…

Q: Gold has a specific heat of 0.129 ?(?)(??)J(g)(oC). If 0.127 moles of gold absorb 81 J of energy,…

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Q: When 1 mol of KBr(s) decomposes to its elements, 394 kJ of heat is absorbed. (a) Write a balanced…

A: The thermochemical equation is that which explains the chemical reaction in terms of enthalpy…

Q: 2. If a 50g sample of water at a temperature of 100°C is added to 25g sample of water at 25°C, what…

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Q: 7. When 0.63 g of solid LiCI (AHsoln = – 37.1 kJ/mol) dissolves in 5 L of water, how much heat is…

A: Answer :-  Heat released (q) when 0.63 g LiCl dissolved in 5 L water = -552.8 (J) = -0.5528 (kJ)…

Q: A sample of 23.9g of ammonium nitrate, NH&NO3. was dissolved in 133.8 g of water in a coffee cup…

A: Given Mass of NH4NO3 =m = 23.9 gMass of water = Mw = 133.8 gInitialTemperature = T1 = 28.1°CFinal…

Q: A 19.85 g sample of an unknown substance is heated from 25°C to 125°C using 1750 J of heat. What is…

A: The specific heat required to raise the temperature of a substance is given as:

Q: How much heat is gained when the temperature of 288 g of liquid water is raised rom 100 °C to 125…

A: We have to tell which option is correct from given choices of options by finding specific heat…

Q: when 75.4 J of energy is absorbed by 0.25 mol of CCl4 what is the change in temperature? the…

A: Given, number of moles of CCl4 =0.25 moleamount of energy absorbed =75.4 Jspecific heat of CCl4…

Q: A 57.60 g sample of a substance is initially at 22.6 °C. After absorbing 2787 J of heat, the…

A: Given  m = 57.60 g T1 = 22.6°C T2 = 182.8°C Q = 2787 J Specific heat of substances(c)=?

Q: If 15.0 kJ of heat are given off when 1.6 g of HCl condenses from vapor to liquid, what is AHcond…

A: The amount of heat given off is = 15.0 kJ The amount of HCl condensed from vapour to liquid is = 1.6…

Q: a 25.31 g sample of a substance is initially at 23.9 °c. after absorbing 2317 j of heat, the…

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Q: 15 g of a salt is dissolved in 150 mL of water, which resulted in the temperature of the water going…

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Q: If 14.8 kJ of heat is given off when 1.6 g of HCl condenses from vapor to liquid, what is ∆Hcond for…

A: Given: Heat= 14.8 kJ Mass of HCl= 1.6g To find: ∆Hcond for the substance

Q: 8. If 100. J of heat energy are applied to a 25 g sample of mercury, by how many degrees will the…

A: Given is  Heat supplied (q) = 100 J Mass of sample (m) = 25 g Specific heat of mercury (c) = 0.14…

Q: NaOH N: КОН H,O, heat D,0 NEt,, heat

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Q: en the thermochemical equation 2S02(g) + O2(g) – 2SO3(g), AH°rxn-198 kJ/mol, how much heat is evolod…

A: Answer and explanation is given below hope you like it.

Q: What is the heat capacity of 185 g of liquid water?

A: The expression to calculate heat capacity of water is given below in which c is the specific heat of…

Q: If 18.0 kJ of heat are given off when 2.1 g of HCl condenses from vapor to liquid, what is AHcond…

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Q: What is the mass of a copper sample (specific heat = 0.384 J/gºC) if addition of 30.0 J of heat…

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Q: A 384.7 g sample of gold experiences a temperature change of +10.82 °C while absorbing 635.6 joules…

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Q: A 27.7 g sample of ethylene glycol, car radiator coolant,loses 688 J of heat. What is the initial…

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Q: A 55 kg block of metal has an original temperature of 15.0°C and 0.45 J/g°C. What will be the final…

A: m = 55 kg = 55000 g  Ti = 15°C  c = 0.45 J/g.°C q = 450 J  Tf = ?

Q: A metal object with mass of 20.9 g is heated to 97.0 °C and the at 20.5 °C. The water temperature…

A: Given -  Mass of metal object (Mm )= 20.9 gram  Mass of water  (Mw) = 83.1 gram  Initial temperature…

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 87.9 g chunk of limestone (specific heat: 0.22 J/g°C) is heated to 231.9 °C and dropped into a…

A: Mass of limestone (m) = 87.9 g Specific heat of limestone (c) = 0.22 J/g.°C Initial temperature (Ti)…

Q: A 10.55 g sample of calcium metal at 36.0°C was placed in a calorimeter with 50.0 grams of cool…

A: Since you have posted multiple questions, we can solve only the first question for you according to…

Q: 2. When 15 g of oil at25.0°C is placed in a wok, 2.18 kJ of he it to a temperature of 101°C. What is…

A: The required formula is  Q = m S ∆T  Where  Q = amount of heat = 2.18 KJ  = 2180 J m = mass of…

Q: When 7.59 grams of ice at space minus 20 C have absorbed 2500 calories of heat, what is the…

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Q: A 29.41 gram piece of metal (specific heat, 0.51 J/g•°C) with an initial temperature of 46.2°C is…

A: The heat amount during particular chemical reaction getting evolved or added gets referred as…