A chemist carefully measures the amount of heat needed to raise the temperature of a 794.0 g sample of a pure substance from -5.2 °C to 16.4 °C. The experiment shows that 7.70 kJ of heat are needed. What can the chemist report for the specific heat capacity of the substance? Round your answer to 3 significant digits. -1 g

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 129.0 mg sample…

A: Mass of sample = m = 129 mg = 0.129 g Initial temperature = T1 = - 9.6°C Final temperature = T2 =…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 216.0 g sample…

A: The mass of the sample is = 216.0 g The increase in the temperature is = 19.1 - 1.3 = 17.8oC = 17.8…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 124.0 g sample…

A: We are assuming no any phase change during additon of heat .  Change in temperature  = 9.9 -(-2.6)…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 480.0 mg sample…

A: Given: Mass of mercury=480.0 mg=0.4800 g Temperature change, ∆T=(48.8+273)-(35.2+273)=13.6 K Heat…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 267.0 g sample…

A: Mass of substance = m = 267.0 g Change in Temperature( ΔT)  = 7.3 - (-5.2) = 12.5 °C = 285.5 K Heat…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 674.0 mg sample…

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Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 320.0 mg sample…

A: Consider the given information is as follows; Heat needed (q) = +3.51 JMass of the sample = 320.0 mg…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 273.0 g sample…

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Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 446.0 mg sample…

A:

Q: Question is attached

A: Specific heat, ratio of the quantity of heat required to raise the temperature of a body one degree…

Q: A 7.0-gram metal sample absorbed 211 J of heat as it was heated from 28°C to 85°C. What is the…

A: Given details, m = 7.0 g Q = 211 J T1 = 28° C T2 = 85° C To calculate the specific heat of the metal…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.91kg sample…

A: Given: mass of substance = 1.91 kg = 1910 g Temperature change = 0.6°C to 15.5°C Heat needed = 3.96…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.87 kg sample…

A:

Q: 1-  During a chemical reaction, which of the following statements is ALWAYS true?  I) A system…

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

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 569.0g sample…

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.51 kg sample…

A: Given :-  heat needed to raise the temperature of substance i.e. q = 74.5 kJ  mass of substance =…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 438.0 mg sample…

A: The given data contains, mass = 438 mg = 0.438 gInitial temperature =19.3°C =292.3 KFinal…

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: 100% 2. a. A sample of water with a mass of 23.31 g and an initial temperature of 367.67 K loses…

A: I  Answerd question 2 and it's all part ,  please post next question separately.

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 196.0 g sample…

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 212.0 g sample…

A: • The values provided in the question are:-  i) Mass of a substance, m = 212.0 g  ii) Initial…

Q: 1/5 A chemist carefully measures the amount of heat needed to raise the temperature of a 1.72 kg…

A: Given : mass = 1.72 kg

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 198.0 mg sample…

A: Each chemical reaction is associated with the liberation or intake of a certain quantity of heat.…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.50 kg sample…

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 126.0 g sample…

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

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 732.0 mg sample…

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.99 kg sample…

A: Given-> Weight of sample = 0.99 Kg = 0.99×1000 gm…

Q: A piece of unknown metal weighs 217 g. When the metal piece absorbs 1.43 kJ of heat, its temperature…

A: Given: Mass of metal, m = 217 g Heat energy, q = 1.43 kJ Initial temperature, T1 = 24.5oC Final…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 697.0 mg sample…

A: We will calculate specific heat. Mass= 697mg=0.697g

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 chemist carefully measures the amount of heat needed to raise the temperature of a 0.29 kg sample…

A: 0.45 or 4.49 * 10-1 J/g K

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.21 kg sample…

A: Please find your solution below : Calorimetry is a process which is used to measure the amount of…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 677.0 g sample…

A: When we heat a substance the temperature of the substance increases. The required amount of heat to…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 142.0 g sample…

A: Given :-  Amount of heat needed = 11.7 kJ  Mass of substance = 142.0 g  Initial temperature = 51.2°C…

Q: In the laboratory a student finds that it takes 62.4 calories to increase the temperature of 15.0…

A: Given :-  Heat absorbed = 62.4 cal  Mass of Mg = 15.0 g  Initial temperature = 20.9 oC  final…

Q: A 24.0 g sample of iron was heated from 0°C to 35.0°C. It absorbed 4087.4 J of energy as heat. What…

A: Consider the given equation as; Q = M C dT                          .......(1) Consider the given…

Q: A sample of a metal weighing 18.3 g was heated to 99.9°C, then placed into a calorimeter containing…

A:

Q: heat capacity

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Q: A 500-mL bottle of water at room temperature and a 2-L bottle of water at the same temperature were…

A: Heat gained or lost,  Q = mCPΔTΔTFrom the above equation it is clear that the heat lost or gained…

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

A: Here, we need to calculate the value of specific heat of tin. Specific heat formula is used to…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 339.0 g sample…

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.26 kg sample…

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 744.0 mg sample…

A: mass = 744mg = 0.744g Initial Temperature = -7.8oC Final Temeprature = 12.8oC Heat = 3.60J

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

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.61 kg sample…

A: We have to calculate the specific heat.

Q: How much heat is required to raise the temperature of 15 x 10g of water from 45F to 130F? The…

A: Answer: This question is based on the following formula: Q=mS∆There:Q=heat exchangedm=mass of the…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.45 kg sample…

A: Given,  Mass, m = 1.45 kg = 1450 g  Initial temperature, Ti = 36.3 °C  Final temperature, Tf = 56.3…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 284.0 mg sample…

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.57 kg sample…

A:

Q: 10. It took 4.15 x 103 J of energy to raise the temperature of a piece of copper metal from 31°C to…

A: We have to calculate the mass of metal.