150. Grams of water must be heated from 22.0°C to 100.0 °C to make a cup of tea, how much heat must be added?

Q: A 113.25 gram sample of gold is initially at 100.0 °C. It gains 20.0 J of heat from its…

A: Heat formula will be used to calculate the final temperature of gold. Here it is: Heat = Mass of…

Q: A 25.0-g sample of rock at 250 °C is dropped into 100.0 g of water at 19 °C. If the water…

A: Specific heat is the measure of the heat required to raise the temperature of the substance by one…

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: Specific Heats of Substances Substance Specific Heat (J/g°C) Substance Specific Heat (J/g*C) Ice…

A: Answer

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: What is the specific heat of a 41.5g piece of glass, if it takes 17.8 kJ of heat to raise its…

A: ∆H = mS∆T  ∆T = 68.5 - 20 = 48.5 °C

Q: A 15.0 g piece of graphite is heated to 100.0 degrees C and placed in a calorimeter. The graphite…

A: The specific heat of graphite is calculated by using the following expression,

Q: In the laboratory a student uses a "coffee cup" calorimeter to determine the specific heat of a…

A: The heat is related to mass, temperature change, and specific heat of a substance as: q=mc∆T

Q: In the laboratory a student uses a "coffee cup" calorimeter to determine the specific heat of a…

A: The question is based on the concept of calorimetry. We have to determine specific heat capacity of…

Q: A 125 g of metal is heated to 286 Celcius and dropped into 85.5g of water at 26.0 Celcius. The metal…

A: Heat Capacity: It may be defined as the amount of heat energy needed or loosen by anybody to change…

Q: How much energy does it take to heat a cup of water (242 g) from room temperature (21.0°C) to its…

A: Step 1) Specific heat says that how much heat is required to raise that temperature 1 g of a sample…

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, in joules and in calories, is required to heat a 28.4-g (1-oz) ice cube from −23.0 °C…

A: Given : Mass of ice cube = 28.4 g Initial temperature of ice cube = -23.0 oC And final temperature…

Q: True or False? If 25 grams of hot water are added to 35 grams of cold water, the heat lost by the…

A: The given statement is TRUE here

Q: An 850 g piece of copper metal is heated to 100∞C and dropped into a calorimeter containing 275 g of…

A: It is given that 850 g of copper metal was at a temperature of 100°C and 275 g of water was at a…

Q: How many joules of heat are required to heat 125 g aluminum from 19.0°C to 95.5°C?

A: Specific heat: It is defined as the heat required the raise the temperature of 1g of a substance by…

Q: A student places a block of hot metal into a coffee cup calorimeter containing 163.5 g of water. The…

A: Equation for the heat absorbed ( q )   q  =  m  ×  C  ×  ΔT  m = mass C = Specific heat capacity ΔT…

Q: A 125g piece of metal is heated to 288celcius and dropped into 85.0 g of water at 12.0 Celsius. The…

A: Given,Mass of metal = 125 gTemperature = 288 oCMass of water = 85.0 gTemperature = 12 oCFinal…

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: It takes 46.0 J to raise the temperature of an 8.60 g piece of unknown metal from 13.0∘C to 24.8 ∘C.…

A: Given, Heat required = 46.0J. Mass of unknown metal = 8.60g. Initial temperature = 13.00C. Final…

Q: In the laboratory a student uses a "coffee cup" calorimeter to determine the specific heat of a…

A: …

Q: In the laboratory a student uses a "coffee cup" calorimeter to determine the specific heat of a…

A: Calorimeter: A calorimeter is an instrument used for calorimetry, or the process of measuring the…

Q: A 25.0 g sample of silver metal was heated to 170 degrees C and then placed in a calorimeter holding…

A: Given: Mass of silver metal = 25.0 g The initial temperature of the metal= 170°C Mass of water= 50.0…

Q: Determine the specific heat capacity of 250.0g of an unknown metal. When the metal absorbs 18.1 kJ…

A: a) Given that: mass of metal = 250.0g initial temperature, Ti = 23.1°C final temperature, Tf =…

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: A 125-g piece of metal is heated to 288 °C and dropped into 85.0 g of water at 12.0 °C. The metal…

A: Using the given statement that dropping hot metal into water with given data we conclude that heat…

Q: How much heat is required to raise the temperature of 6.21g sample of iron from 25.0 Celsius to 79.8…

A: Temperature change (ΔT) taking place in 6.21g of iron is given.

Q: In the laboratory a student uses a "coffee cup" calorimeter to determine the specific heat of a…

A:

Q: When 156.0 mL of water at 26.0°C is mixed with 86.0 mL of water at 85.0°C, what is the final…

A: Convert the given mL of water into mass.Given, density of water = 1.00 g/mL

Q: A 20.94 g sample of a metal is heated to 99.4°C in a hot water bath until thermal equilibrium is…

A: The heat lost by the metal is determined as follows,

Q: Consider the following specific heats of metals in the table below. If the same amount of heat is…

A:

Q: aluminum metal has a specific heat of 0.901 j/g*c. How much heat is transferred to a 6.75 g peice of…

A: Given,Mass of aluminium = 6.75gInitial temperature = 20 degree CelsiusFinal temperature = 100 degree…

Q: In the laboratory a student uses a "coffee cup" calorimeter to determine the specific heat of a…

A:

Q: In the laboratory a student uses a "coffee cup" calorimeter to determine the specific heat of a…

A: Given: The mass of iron taken = 19.7 g The initial temperature of iron = 99.34 ∘C The mass of water…

Q: A student heats a 5.0 g sample of an unknown metal to a temperature of 207∘C, and then drops the…

A:

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: In one box of nails, there are 75 iron nails weighing 0.280 lblb . The density of iron is 7.86…

A: Given: Mass of 75 iron nails = 0.280 lb. Specific heat of iron = 0.452 J/g.oC. Since 1 lb = 453.6 g.…

Q: How much heat is needed to raise the temperature of 81.0 gof water from 35.0 °C to 94.0 °C? 289000 J

A:

Q: An 80.0 g sample of metal, initially at 96.0°C, is placed into 150. g of water initially at 26.0°C…

A: The unknown metal is initially at a higher temperature, so it will lose heat on being dropped into…

Q: A 65.0-g piece of copper metal at 57.0 Celsius is placed in 50.0 g of water at 25.0 Celsius. The…

A: Solution :  specific heat is defined as the amount of heat per unit mass required to raise the…

Q: The specific heat of aluminum is 0.900 j/g*C, how many joules of energy are required to raise the…

A: Given, mass of Al (m) =20.0 gspecific heat of Al (c) =0.900 Jg.°Cinitial temperature T1 =10.0…

Q: How much heat is required to raise the temperature of 85.0 grams of water by 15.0 degrees C?…

A:

Q: An 80.0g sample of metal, initially at 96 degrees C, is placed into 150g of water initially at 26…

A:

Q: 1. How much heat must your body transfer to 500.0g of water to heat it from 25.0°C to body…

A:

Q: A 125.0 g sample of metal at 85.0°C is placed in 165.0 g of water at 18.0 °C.  The temperature of…

A: Metal is at higher temperature and water is at lower temperature. Metal transfers the heat to water…

Q: A glass contains 250.0 g of warm water at 78.0°C. A 50.0 g piece of gold at 2.30°C is placed in the…

A:

Q: A sample of lead pellets with a mass of 26.47 g that has an initial temperature of 89.98 degrees C…

A:

Q: f we added 10,000 joules to gold at 20 degrees Celsius, its temperature would rise to 1570 degrees…

A: The heat absorbed by the gold metal can be expressed as follows: Q = mcTf - TiQ = Amount of heat…

Q: A glass contains 250.0 g of warm water at 78.0°C. A 50.0 g piece of gold at 2.30°C is placed in the…

A: