5. Phosphorus trichloride, PCI3, is a compound used in the manufacture of pesticides and gasoline additives. How much heat is required to raise the temperature of 96.7 g PCI3 from 31.7 oC to 69.2 oC? The specific heat of PCI3 is 0.874 J/goC.

Q: 6. Granite has a specific heat of 800 J/g.°C. What mass of granite is needed to store 150,000 J of…

A: Answer: Mass of granite needed is 12.1g

Q: When 151.0 mL of water at 26.0°C is mixed with 46.0 mL of water at 85.0°C, what is the final…

A: Aplly calorimetry principle Q= mc∆T  Heat flow from high Temperature to low temperature.

Q: For the following thermochemical equation, CH4(g) + 2O2(g) → CO2(g) + 2H2O(l)        ΔH = –890 kJ…

A: Given reaction: CH4 (g) + 2O2 (g) → CO2 (g) + 2H2O (l). ∆H = -890 kJ. So, 890 kJ of heat is released…

Q: How much energy is gained by copper when 48.7 g of copper is warmed from 10.2 °C to 67.0 °C? The…

A:

Q: If 1495 J of heat is needed to raise the temperature of a 375 g sample of a metal from 55.0°C to…

A: Heat taken of given = m.s.∆T

Q: 10. You need a water bath at 37.0 °C. The temperature of the cold tap water is 22.0 °C and the…

A: When water at two different temperatures is mixed, the temperature of cold tap water increases and…

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 15.0 g piece of cadmium metal absorbs 134 J of heat while rising from 24.0°C to 62.7°C. Calculate…

A: m = 15 g  q = 134 J  T1 = 24.0° C  T2 = 62.7°C  c = ?

Q: A 40.5 g silver spoon at 17.7°C is placed in a cup of coffee at 89.3°C. How much heat does the spoon…

A:

Q: A 20.8 g piece of metal has a specific heat of 0.52 J/g°C. It was heated to 9.5°C then placed inside…

A: Formula used :  -q(lost) = q(gained) If no heat is lost to the surrounding.

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

A: Hii there, since there are multiple questions posted. We are answering first question. If you need…

Q: A beaker contains 115 g of ethanol at 18.2°C. If the ethanol absorbs 1125 J of heat without losing…

A: Given: mass of ethanol m=115g Initial Temperature Ti=18.2°C heat q=1125J Specific heat of ethanol…

Q: When 18.0 mL of water at 11.0 C is combined with 20.0 mL of water at 55.0 C, what is the final…

A: Given : Volume of cold water = 18.0 mL Initial temperature of cold water = 11.0 oC Volume of hot…

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 chunk of lead at 91.7°C was added to 200.0 g of water at 15.5°C. The specific heat of lead is…

A:

Q: 500 g piece of iron changes 7°C when heat is added. How much heat energy produced this change in…

A: Given that: Mass of iron(m) = 500g Change in temp(dT) = 7°C Specific heat of iron(C) = 0.444J/g°C

Q: Methanol (CH3OH), which is used as a cooking fuel, burns in oxygen to produce carbon dioxide and…

A: Mass of methanol = 74.0 g Heat release for 2 mole methanol = 726 KJ Heat release for 74 g methanol =…

Q: How many Joules of energy are required to heat a 19.3 gram lead ball from 25.0˚C to 47.7˚C? (The…

A: The specific heat of lead states that 0.128 Joule of heat is needed for an increase in temperature…

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.…

A:

Q: When carbon disulfide,CS2, forms from its elements, heat is absorbed. How much heat would be…

A: Applying concept of mole relationship with heat of reaction.

Q: 5) A 120.0-g piece of metal at 60.0 °C is placed in 150 g of water at 19.0 °C contained in a…

A: Calculating the heat released or absorbed for the process:            ......(1) In a system, the…

Q: A chunk of lead at 91.7°C was added to 400.0 g of water at 15.5°C. The specific heat of lead is…

A: Just apply  Heat given = Heat taken

Q: An 6.11 g sample of calcium carbonate [CaCO 3 (S)] absorbs 84J of heat, upon which the temperature…

A:

Q: If you have 0.113398Kg of iron. How much heat, in joules, must be added to raise their temperature…

A: Given,specific heat of iron is 0.452 J/g °CInitial temperature =16 °CFinal temperature = 125 °CMass…

Q: 11. What is the specific heat of carbon tetrachloride (CCL) if it requires 77 J of heat to raise the…

A:

Q: A piece of unknown substance weighs 56.4 g and requires 2.70 ✕ 103 J to increase its temperature…

A: The specific heat capacity for a given chemical substance or a solution refers to the amount of the…

Q: A piece of silver with a mass 348 g has a heat capacity of 82.5 JPC. What is the specific heat of…

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

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

A:

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.…

A:

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.…

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

Q: How many Joules are required to raise the temperature of a 115 g sample of silver from 30. °C to 125…

A: The heat capacity is the ratio of the energy supplied in the form of heat to the rise in the…

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.…

A: We can use the formula : q=ms∆t We are Given: ∆T for water = 34.00-24.30 = 9.70 oC ∆T for metal =…

Q: How many joules does it take to elevate the temperature of 10 g of water from 26C to 50 C? The heat…

A: We have given that  How many joules does it take to elevate the temperature of 10 g of water from…

Q: Part A The specific heat capacity of sold copper metal is 0.385 JigK. How many joules of heat are…

A: Given, specific Heat of solid copper metal  = 0.385 J/gK Mass of block = 1.55 Kg = 1550 g  Initial…

Q: Calculate the specific heat of a 15.0 g material that releases 372 J of heat when the temperature…

A: Given: Mass = 15.0 g Heat energy = 372 J Initial temperature = 85.0 degree Celsius Final temperature…

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

A:

Q: A9.45g piece of an unknown metal at 470.8 °C is placed into a coffee cup calorimeter containing…

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

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: 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: How much energy is needed to raise the temperature of a 20.0g piece of copper from 15.0 degrees…

A: Specific heat capacity is defined as the quantity of heat absorbed by 1 gof substance to raise the…

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.…

A: The heat lost by the hot metal equal to the heat gained by the water. Both processes are temperature…

Q: If a 5.0 gram sample of water is cooled from 75°C to 55°C, how much heat is released? ce =4.18 J/g°C

A: Ans is -418j

Q: A 43.9 g spoon made of pure silver (c = 0.235 J/g C) at 20.1 celcius is used to stir an 8 oz. (240…

A:

Q: What is the specific heat of silver if it requires 86.3 J of energy to raise the temperature of 15.0…

A: According to thermodynamics, heat changed during a reaction is given by the relationship:q = mcΔT…

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

A: As per student demand, solution for question number 5 follow as  5) given that : Mass of PCl3(m) =…

Q: Copper metal has a specific heat of 0.385 J/g·C. Calculate the amount of heat required to raise the…

A: We know that Heat transfer or heat required to raise the temperature of substance is Q = mC∆T…

Q: A group of students place 15.41g of a metal into a test tube. They place the test tube into a beaker…

A: Given, mass of the metal = Wmetal = 15.41 g  Mass of the water = Wwater = 10.47 g Initial…

Q: C3H6O) is quite flammable. If a bottle of nail polish (187 mL) burns, how much heat is released? The…

A: The mass of acetone=187 mL×0.788gmL=147.36gin a chemical reaction, some bonds are broken and some…