You have a sample of water with an unknown amount of mass. You add 348J of heat to the sample and measure the change in temperature to be increasing by 5.2 degrees celsius. What is the mass of the sample of water? The specific heat of water is 4.18 J/(g x degrees Celsius).

Q: When 107 g of water at a temperature of 23.5 °C is mixed with 65.8 g of water at an unknown…

A: According to the data given in the question,Weight of water at 23.5℃ (296.5 K) = 107 gWeight of…

Q: What is the final temperature of a piece of gold that had 26 Joules of heat applied to it? The mass…

A: Q = heat applied = 26 J m = mass of gold = 20 g Initial temperature = Ti = 25°C C =  specific heat…

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

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.53 kg sample…

A: We know that  Q = m*s*ΔT        ----------(1) Where, Q is heat energy               m is mass of…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.14 kg sample…

A:

Q: You determine that 143 J of energy as heat is required to raise the temperature of 94.28 g of zinc…

A: Specific heat capacity of a substance is amount of heat required to raise temperature of a substance…

Q: When 110. g of water at a temperature of 22.3 °C is mixed with 65.9 g of water at an unknown…

A: The final temperature is achieved at equilibrium. According to law of conservation of energy, the…

Q: A 50.0 g sample of liquid water at 25 °C is mixed with 44.7 g of water at 45.0 °C. What is the final…

A:

Q: A 140.0 g sample of water at 25.0°C is mixed with 100.0 g of a metal at 100.0°C. After thermal…

A: The change in energy of a system is given by,

Q: An experiment was conducted to determine the specific heat of platinum.  It was determined that…

A: Heat required to raise the temperature = 158.8 Joules. Mass of a sample = 50.0 g  Initial…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.25 kg sample…

A:

Q: A chunk of metal having a mass of 49.7g was warmed to 95.5°C and then dropped into a calorimeter…

A: Mass of metal = 49.7g  Mass of water = 45.3g Heat capacity for water = 4.18J/g°C Final temperature =…

Q: A hot lump of 29.8 g of copper at an initial temperature of 50.7 °C is placed in 50.0 mL H2O…

A: Given data is: Mass of copper = 29.8 g Initial temperature = 50.7°C Mass of water = 50.0 ml Density…

Q: A 148.9-g sample of a metal at 74.6°C is added to 148.9 g   at 14.7°C. The temperature of the water…

A: The mass of the metal is .The initial temperature for metal is .The final temperature for metal is…

Q: 151.0-g sample of a metal at 75.0°C is added to 151.0 g H20  at 14.2°C. The temperature of the water…

A: Solution:     Specific heat is defined as the amount of heat required to raise the temperature of a…

Q: A piece of unknown metal with a mass of 22.03 g is heated in boiling water to 90.34°C and then…

A: Given;

Q: A 85 g rock is heated to 98.7°C and placed into 125.3 g of water originally at 30.0°C . If the final…

A:

Q: A 36.0−g sample of an unknown metal at 99 ° C was placed in a constant-pressure calorimeter…

A: The heat lost by the metal is equal to the heat gained by water. -Qm = Qw+Qcal

Q: A piece of unknown metal with a mass of 18.01 g is heated in boiling water to 98.9°C and then…

A:

Q: A 56.43 g sample of iron (with a heat capacity of 0.450 J/g·°C) is heated to 100.0 °C. It is then…

A:

Q: A calorimeter contained 75.0 g of water at 16.95 °C. A 93.3 g sample of iron at 65.58°C was placed…

A: Specific heat capacity is equal to the heat of 1g of substance  required to raise the temperature by…

Q: A piece of unknown metal with a mass of 15.24 g is heated in boiling water to 96.17°C and then…

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 682.0 mg sample…

A: • The values provided in the question are:-       i) Mass of a substance, m = 682.0 mg = 0.6820 g {…

Q: A hot metal weighing 65.0 g was heated to 125 oC and dropped into 75.0 g of water kept at a room…

A: Since the final temperature of Calorimeter and the water will be the same as they are in equilibrium…

Q: A hot lump of 37.0 g of copper at an initial temperature of 74.3 °C is placed in 50.0 mL H2O…

A: Given;

Q: A fuel was used to heat water in a calorimetry experiment. When butane was burnt, 96070.0 J of heat…

A: Ans is given below

Q: In the laboratory a student determines the specific heat of a metal. He heats 18.4 grams of…

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Q: 33.79 g of a solid is heated to 100.°C and added to 50.0 g of water in a coffee cup calorimeter and…

A:

Q: A 88.8 g piece of aluminum (which has a molar heat capacity of 24.03 J/°C·mol) is heated to 82.4°C…

A: Mass of water is calculated as follows

Q: An experiment was conducted to determine the specific heat of platinum.  It was determined that…

A: Introduction: The amount of heat required to raise the temperature of a one mole of a substance to a…

Q: If 30.5 g of LiBr are dissolved 350.0 g of water at 20.0 °C in an insulated container, a temperature…

A: The mass of LiBr = 30.5 g The mass of water = 350.0 g The temperature of water = 20.0 °C ΔH of…

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: When a 6.50 g sample of solid sodium hydroxide dissolves in 100.0 g of water in a coffee cup…

A: Heat added to the system or Quantity of heat released from the reaction:

Q: The heat capacity of an object depends on its mass and its composition. The heat capacity of one…

A: Specific heat is the amount of heat required to produce a change of 10C in exactly 1 g of substance.…

Q: A 120.0 g sample of a metal at 75.0 °C is added to 150.0 g H2O at 15.0 °C. The temperature of the…

A: