90. A 100-g block of iron metal and 100 g of water are each warmed to 75 °C and placed into two identical insulated containers. Two hours later, the two containers are opened and the temperature of each substance is measured. The iron metal has cooled to 38 °C while the water has cooled only to 69 °C. Explain.

Q: What amount of energy is required to heat 71.1g of marble from 21 degrees celcius to 151 degrees…

A: Recall the following expression to calculate amount of required energyQ…

Q: Measuring the change in temperature versus time upon addition of a l water with an initial…

A: Given data set: Volume of water= 9.55 ml Initial temperature= Tw= 26.44 degree celsius.  Equation: y…

Q: Consider two metals A and B, each having a mass of 100g and an initial temperature of 20°C. The…

A: Substance  higher specific heat capacity required more energy to raise its temperature by one degree…

Q: 75. Calculate the amount of heat required to raise the temperature of a 65-g sample of water from…

A: The extent of thermal energy needed to increase the temperature of a compound varies for different…

Q: Thermal Energy?

A: The total amount of kinetic energy within an object or sample is called Thermal energy.

Q: A 45-g aluminum spoon (specific heat 0.88 J/g °C) at 24 °C is placed in 180 mL (180 g) of coffee at…

A:

Q: A kilogram of aluminum metal and a kilogram of water are each warmed to 75°C and placed in two…

A: Given: It is given that,"A kilogram of aluminum metal and a kilogram of water are each warmed to…

Q: 1. If 200. grams of water is to be heated from 24.0°C to 100.0°C to make a cup of tea, how much heat…

A: Given that:                                             Mass of water = 200 g…

Q: It was determined that: 135 J of heat is required to increase the temperature of 10.0 g of an…

A:

Q: A 55-gram aluminum spoon (specific heat 0.88 J/g°C) at 54°C is placed in 150 mL of coffee at 105°C…

A:

Q: A 789.0 g of water is placed in a freezer. The temperature of water changes from 30.5 degrees…

A: Given : mass = 789.0 g Initial temperature (T1) = 30.5 degree Celsius Final temperature (T2) = 0…

Q: How much heat will be absorbed by a 43.1g piece of aluminum as it changes temperatures from 23…

A: The heat capacity of a chemical substance is the quantity of heat required to increase temperature…

Q: 35. What quantity of heat is required to raise the temperature of 55.5 g of gold from 20 °C to 45…

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

Q: Equal masses of the 3 substances were left to sit in the sun at the same time and for the same…

A: Answer :- Lithium  Lithium has largest specific heat value, it heated slowly compared to Titanium…

Q: [9] What will happen if a hot coffee is poured into cold water? Select one: a.The coffee will…

A: The heat flow from High temperature to low temperature . Means heat flow from hot body to cold body…

Q: A student was comparing two 21.0g of solid metals to 80°C and after adding it to identical beakers…

A: The amount of heat required to raise the temperature of 1 g of metal by 1oC is known as the heat…

Q: 1.14E1 ounces of water are heated during the preparation of a cup of coffee. 1.179E3 J of heat are…

A: Solving only first question in accordance with the guidelines.

Q: Determine the mass of a sample of aluminum if losing 5,150 joules of heat causes its temperature to…

A:

Q: Mercury, with a freezing point of -38.8°C, is the only metal that is liquid at room temperature. How…

A: Given that,  Volume of mercury = 1.60 mL Mass of mercury m = density×volume          = 13.6 × 1.60 g…

Q: It takes 45.0 J to raise the temperature of an 11.8 g piece of unknown metal from 13.0∘C to 24.5 ∘C.…

A: The specific heat capacity for a given substance refers to the amount of heat that is needed to…

Q: When 435 J of heat is added to 3.4 g of olive oil at 21°C, the temperature increases to 85°C. What…

A:

Q: In the laboratory a student determines the specific heat of a metal. He heats 18.8 grams of aluminum…

A: Given that-Mass of aluminium=18.8 gramsIts initial temperature=98.63°CMass of water=79.1 gramsIts…

Q: In the laboratory a student finds that it takes 34.3 Joules to increase the temperature of 13.7…

A:

Q: The initial temperature of a 12g sample of copper is 25 C.  If the sample absorbs 226J of heat, what…

A: Given: Heat absorbs = 226 J Heat capacity of copper = 0.385 J/g⋅∘C Mass of copper = 12 g Initial…

Q: 67.3 g sample metal with specific heat of 0.246 J/g degrees celsius is heated by 1693 J of energy.…

A: Given data: Mass of metal (m) = 6.3 g, Specific heat of metal (c) = 0.246 J/g o C, Energy (E) = 1693…

Q: 4) Calcium chloride (CaCl2) emits heat when dissolved in water. CaCl2e) → Ca- 2+ (aq) + 2Cl (aq) ΔΗ.…

A: First of all you need to find the amount of heat required to raise the temperature of water. For…

Q: A piece of metal weighing 83.60 g was heated to 99.6°C and then put into 41.90 g of water (initially…

A: Introduction: Specific heat: The quantity of heat required by a 1mole of substance to raise the…

Q: A 22.4 g piece of an unknown metal loses 672 J of energy when it cools from 95.3°C to 28.5°C. What…

A:

Q: 13. A student takes 22 grams of an unknown metal places them into a boiling water bath She leaves…

A: Given data mass of metal = 22 g Initial temperature of metal = 100 oC mass of water = 90 g Initial…

Q: you apply 37.0 kj of heat energy to 155 grams of water 25 celsius. does the water boil? if not what…

A: Given:   mass  of  water,   m = 155g  heat supplied to water, ∆H=37.0KJ…

Q: 4. If the Law of Conservation of Energy states that energy is neither be created nor destroyed, but…

A: According to law of conservation of energy, energy can neither be created nor destroyed, but can…

Q: Calculate the kilojoules needed to heat 231 g of gold from 18 Celsius to 195 Celsius

A: Heat is absorbed in raising the temperature of a gold sample.

Q: 100.0 g of 4.0 degrees C water is heated until its temperature is 37 degrees C.Calculate the amount…

A: Heat required = mCsΔT m = Mass of substance Cs = Specific heat of substance ΔT = Temperature…

Q: In the laboratory a student finds that it takes 37.4 calories to increase the temperature of 14.3…

A: The amount of heat requires to increase the temperature of one gram of compound by 1° is called the…

Q: Determine the mass of a sample of silver if 705J of heat are required to raise its temperature from…

A:

Q: observes

A: Given: Weight of LiCl g 10.30 Weight of Water g 250.00 Initial T deg C 22.00 Final T…

Q: In the laboratory a student finds that it takes 48.7 calories to increase the temperature of 11.6…

A: Using formula of specific heat capacity and by putting values given we have solved this problem.

Q: Calculate the amount of heat required to raise the temperature of an 91g sample of water from 39 ∘C…

A: The heat required to raise the temperature of a substance can be expressed as:

Q: For the following questions, respond using one of the four options: A.Higher  Lower    C. Same    D.…

A: Heat required by compound is determined by the knowledge of its mass, its specific heat capacity and…

Q: The freezing point of mercury is -38.8 °C. What quantity of energy, in joules, is released to the…

A:

Q: A 125 g piece of metal is heated to 288°C and dropped into 85 g of water at 12°C. The metal and…

A:

Q: Jazmin and Ty did a chemistry experiment in which they dissolved the ionic compound lithium chloride…

A: All known compounds can be dissolved in certain solvents whereas they remain insoluble in other…

Q: A 45-g aluminum spoon (specific heat 0.88 J/g °C) at 24 °C is placed in 180 mL (180 g) of water at…

A:

Q: Calculate the quantity of heat required to warm 1.25 L of water from 22.0°C to 98.0°C in an electric…

A: We have 1.25 L of water , initial and final temperature are 22°C and 98°C, we have to calculate the…

Q: A 25.0 g sample of silver metal was heated to 179 degrees C and then placed in a calorimeter holding…

A: Calorimetry is used to measure the change in the state variables such as temperature change during…

Q: Copper is used in building integrated circuits, chips, and printed circuit boards for computers.…

A: The given data: The heat absorbed by the copper = 228 J The mass of the copper = 125.0 g The initial…