1,922 Joules of heat are added to 42.5 grams of water, initially at 20∘C. What is the final temperature of the water?

Q: How much heat is required to warm 1.50 L of water from 25.0 °C to 100.0 °C? (Assume a density of 1.0…

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Q: How much heat must be absorbed by 125 gg of ethanol to change its temperature from 21.5 ∘C to 34.8…

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Q: What is the specific heat of a 1,500.00 gram sample of wood that absorbs 67,500 Joules of heat…

A: The given data contains, mass = 1500 g. Heat = 67500 Joules.

Q: Calculate the amount of heat required to raise the temperature of a 68 gg sample of water from 39C…

A: The considered sample of water is to be heated and the required temperature raise by heating, is…

Q: What mass of iron in pounds is needed to absorb 5.4 kJ of energy if its temperature is to increase…

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Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.60kg sample…

A: Given data :  mass of C9H10O2 = 0.60 kg = 600  g (1 kg = 1000 g)  molar mass of compound = 150.18 g…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.85 kg sample…

A: Given: Mass of sample = 0.85 Kg = 850 g                              (Since 1 Kg = 1000 g) Initial…

Q: If 40.0 kJ of energy are absorbed by 500.0 g of water at 10.0 °C, what is the final temperature of…

A: Assuming that the amount of energy absorbed will not change the phase of liquid water. Hence the…

Q: A chemical reaction in a bomb calorimeter evolves 5.17 kJ of heat. If the heat capacity of the…

A: Given, the heat evolved, q = 5.17 kJ Heat capacity, c = 1.08 kJ/°C Temperature, ΔT = ? The formula…

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 15.0 g piece of graphite is heated to 100.0 degrees Celcius and placed in a calorimeter. The…

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Q: The specific heat of a certain type of metal is 0.128 J/(g⋅∘C). What is the final temperature if 305…

A: The amount of heat gained or lost by a metal in a chemical process is related to its specific heat…

Q: In a coffee cup calorimeter, 15.0 g sample of nickel metal is heated to exactly100 °C and dropped…

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Q: 7) When solid phosphorus, P, reacts with gaseous chlorine, Cl2, it forms liquid phosphorus…

A: Well, in order to write the thermochemical equation we have to first calculate the enthalpy of the…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.52kg sample…

A: The mass of sample = 1.52 kg = 1520 g                                     The Initial temperature of…

Q: How much heat (in kJ) is required to raise the temperature of a 525.0 mL sample of water from 22.1 C…

A: The heat required to raise the temperature is directly proportional to the mass of sample and the…

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: An electrical heater is used to supply 240.0 J of energy to a 30.0 g sample of aluminum,…

A: Given, mass of aluminum = 30.0g.The number of moles of aluminum can be calculated as follows:

Q: The specific heat of a certain type of metal 0.128 J/(g⋅∘C). What is the final temperature if 305 J…

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

Q: A 28.5 g piece of gold is heated and then allowed to cool. What is the change in temperature (°C) if…

A: Change in temperature 28.02oCExplanation:

Q: A 9.13-g sample of vanadium is heated to 99.10 °C and is then placed into 20.0 g water in a…

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Q: A 350.0 g iron pot is heated on a stove for a period of time until it is hot. The stove is turned…

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Q: A 138.9 g sample of an unknown metal at a temperature of 99.1 °C is added to 44.72 g of water at a…

A: Q = mC∆T

Q: The specific heat capacity of a particular type of pasta is 1.8 Jg·◦C. Suppose you toss 340 grams of…

A: A numerical problem based on heat energy released, which is to be accomplished.

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: Nitromethane (CH3NO2), sometimes used as a fuel in drag racers, burns according to the following…

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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: hot lump of 36.1 g of aluminum at an initial temperature of 51.1 °C is placed in 50.0 mL H2O…

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