When 1540.0 joules of energy is added to a 100.0 gram piece of unknown substance, the temperature of the substance increases from 22.6ºC to 52.6º. Calculate the specific heat capacity (Cp) for the material in the units indicated below

Q: A coffee-cup calorimeter contains 70 mL of water with an initial temperature of 24.9°C. An unknown…

A: Given that, For water, Volume of water = 70 ml Density of water = 1 g ml-1 Mass of water = 70ml × 1…

Q: THERMODYNAMICS: The combustion of 1.00 mol of glucose (C6H1206) liberates 2820 kJ of heat. If 1.14 g…

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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: A 48.4-g sample of an unknown metal at 100.0 °C is placed in a constant-pressure calorimeter…

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Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.86kg sample…

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Q: Equal volumes, 50.0 mL, of 0.54897 M solution of HCl and 0.9573 M NaOH solutions having an initial…

A: Given- Volume of HCl solution = 50.0 ml Molarity of HCl solution = 0.54897 M Volume of NaOH solution…

Q: Aluminum reacts with hydrochloric acid to produce aluminum chloride and hydrogen gas: Al (s) + 3 HCI…

A: mass of the Al = 2.683 gVolume of the solution = 200 mLdensity of the solution = 1 g/mLmass of the…

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: When 8 grams of salicylic acid, C7H6O3, burns in a bomb calorimeter, the temperature increases from…

A: Interpretation- To determine the heat given off when 7 moles of salicylic acid is burned - Concept-…

Q: A 60.0g piece of Zn at 20.0 degrees celsius is dropped into 200.0g of water at 100.0 degrees…

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Q: A sample of water with a mass of 9.51 grams and an initial temperature of 71.2°C is combined with an…

A: Since the heat gained by water is the heat lost by the object  And heat gained by water is given by…

Q: For the following questions (Q11-Q14), consider the compound NH4Cl, ammonium chloride, having a…

A: 11) Since the heat transferred to the water is given by  qwater = mwater Cs,water ∆T   where mwater…

Q: THERMODYNAMICS: The combustion of 1.00 mol of glucose (C6H1206) liberates 2820 kJ of heat. If 1.65 g…

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Q: The propane fuel (C3H8) used in gas barbeques burns accordingto a thermochemical equation:C3H8(g) +…

A: The reaction is carried out in more than one step then the sum of all the steps gives the overall…

Q: An engineering student wants to study the heat transfer between a 50 g of a heated block of iron…

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Q: A block of copper is heated to 357 °C and then is dropped into a coffee cup calorimeter containing…

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Q: THERMODYNAMICS: The combustion of 1.00 mol of glucose (C3H12O8) liberates 2820 kJ of heat. If 1.75 g…

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Q: A silver block, initially at 56.8∘C, is submerged into 100.0 g of water at 24.4∘C in an insulated…

A: Mass of water = 100 gSpecific heat capacity of water = 4.18 J/(g⋅∘C) Temperature change for water =…

Q: THERMODYNAMICS: The combustion of 1.00 mol of glucose (C6H1206) liberates 2820 kj of heat. If 1.49 g…

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Q: Pls help ASAP

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Q: What is the maximum amount of heat (in kJ) that can be released when 27.2 g of hydrogen sulfide gas…

A: Given mass of H2S = 27.2 g molar mass of H2S = 34.1 g/mol

Q: A student heats 68.15 grams of silver to 98.73 °C and then drops it into a cup containing 78.21…

A: All the information is given in question  Mass of silver and temperature  Mas software water and…

Q: THERMODYNAMICS: The combustion of 1.00 mol of glucose (C6H1206) liberates 2820 kJ of heat. If 1.75 g…

A:

Q: Calculate the energy required to heat 486.0 mg of silver from -9.6 °C to -3.7 °C. Assume the…

A: Q = m . s . ∆T Where, Q = heat absorbed;  m = mass of metal, s = specific heat of metal and ∆T =…

Q: If 0.050 mol hydrochloric acid (HCl) is mixed with 0.050 mol of sodium hydroxide (NaOH) in a "coffee…

A: Given : Mass of solution = 183 g  Initial temperature of solution = 25.2 °C Final temperature of…

Q: piece of unknown metal with a mass of 24.31 g is heated in boiling water to 90.51°C and then dropped…

A: The solution is provided in the next step: Given data: * Mass of metal is 24.31 g. * Mass of water…

Q: A 312 g sample of a metal is heated to 281.562 °C and plunged into 200 g of water at a temperature…

A: Here we can calculate the heat gained by water using its specific heat , mass and temperature…

Q: THERMODYNAMICS: The combustion of 1.00 mol of glucose (C6H1206) liberates 2820 kJ of heat. If 1.17 g…

A: Given: Heat of combustion of glucose = 2820 KJ/mol. Mass of glucose burned = 1.17 g. Initial…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 693.0 g sample…

A: given, the mass of the sample = 693.0 g the temperature rises from initial temperature, T1 = 17.1 oC…

Q: The specific heat capacities for several substances are shown in the table. Substance Specific Heat…

A: Specific Heat Capacity is the amount of heat required to change the temperature of a unit mass…

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: THERMODYNAMICS: The combustion of 1.00 mol of glucose (C6H1206) liberates 2820 kJ of heat. If 1.77 g…

A: We will first calculate heat released by given amount of glucose, then calculate heat capacity.

Q: A student heats 61.27 grams of silver to 97.71 °C and then drops it into a cup containing 82.16…

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Q: A student conducted several calorimetry investigations. In the first of the investigations, the…

A: Mass of metal piece Mm = 21 g  Temperature of metal piece Tm = 80°C Specific heat capacity of metal…

Q: Calculate the heat capacity of a brick if 100. g sample absorbs 2439 J of heat, and it’s temperature…

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Q: A 2.57 g sample of a substance suspected of being pure gold is warmed to 72.9 °C and submerged into…

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Q: Two portions of 50.0 g of water, at 13.0 and 54.0 °C, respectively, were mixed inside a cup…

A: we have to tell which option is correct

Q: If 0.050 mol hydrochloric acid (HCI) is mixed with 0.050 mol of sodium hydroxide (NaOH) in a "coffee…

A: A numerical problem based on chemical thermodynamics, which is to be accomplished.

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

A: Given :-  Specific heat of toluene = 1.13 J/g.K  Mass of toluene = 40.0 g  Initial temperature =…

Q: an 33.777g piece of metal is heated in a hot water bath at 98.5°C and then cransferred to a…

A: Given, mass of metal, m =33.777 g temperature of hot water bath T1 =98.5°C Volume of water in coffee…

Q: A 1.37 g sample of butane, C4H10(g), was burned in a bomb calorimeter in the presence of excess…

A: Mass of butane = 1.37 g Initial temperature = 23.6°C Final temperature = 35.6°C Heat capacity of…

Q: Consider the following thermochemical equation: 2 NO, 2NO, AH = -114.1 kJ 02(g) (g) 2(9) Choose...…

A: 2NOg    +     O2g       →      2NO2g ∆H = -114.1kJ Molar mass of NO2 = 46gmol

Q: A cup contains 195 g195 g of coffee at 99.3 °C99.3 °C. Suppose 63.4 g63.4 g of ice is added to the…

A: Given data mass of coffee = 195 g initial temperature of coffee = 99.3 oC mass of ice added = 63.4 g…

Q: Using the data provided, which substance would show the greatest temperature change when 10.0 grams…

A: The question is based on the concept of specific heat capacity. it is defined as the amount of heat…

Q: THERMODYNAMICS: The combustion of 1.00 mol of glucose (C6H1206) liberates 2820 kJ of heat. If 1.76 g…

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Q: When 1.60 g of liquid PCI3 at 23.9 C is added to a solution of water at in a coffee cup calorimeter,…

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Q: THERMODYNAMICS: The combustion of 1.00 mol of glucose (C6H1206) liberates 2820 kJ of heat. If 1.14 g…

A: We will first calculate moles of glucose, then calculate hear capacity of calorimeter.

Q: An chemistry professor stops in every day and orders 250 ml of Sumatran coffee at precisely 95°C. He…

A: Given : Volume of coffee = 250 mL Initial temperature of coffee = 95 °C Initial temperature of milk…

Q: When 1.06 g of liquid PCI3 at 15.5 C is added to a solution of water at in a coffee cup calorimeter,…

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Q: In an experiment, 138 g of graphite is heated to 90.0°C and then quickly transferred to 150.0 g of…

A: Since whatever heat is lost by graphite, is used by the water and calorimeter. Hence heat lost by…