Calculate the amount of heat energy (in joules) needed to raise the temperature of 48.0 g of water from 30.0°C to 55.0°C.

Q: When 25.0 g of zine absorbs 140 J of heat energy, what is the change in temperature of the metal?…

A: Given,  The change in temperature of a metal is: when 25.0 g of zinc absorbs 140 J of heat energy,…

Q: If the same amount of heat is applied to 10 grams of the following four materials, which will reach…

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 194.0 g sample…

A: Mass of sample = 194 gram Initial temperature = - 8.3℃ Final Temperature , T2 = 4.5 ℃ Change in…

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: Calculate the heat that must be supplied to a 500.0 g stainless steel vessel containing 450.0 g of…

A: The specific heat can be defined as the amount of heat per unit mass that is needed to raise the…

Q: A 20.0 g mass of ice is heated from 0°C until it completely turns to vapor at 100°C. If you are…

A:

Q: How much heat must a 30.0 g sample of water absorb to raise its temperature from 22.0 ∘C to 67.0 ∘C?…

A:

Q: It takes 54.0 J to raise the temperature of an 11.5 g piece of unknown metal from 13.0 Celcius to…

A: The relationship between heat required and specific heat of a substance is given below.

Q: What is the minimum amount of energy required to heat 145 grams of water to the boiling point of…

A:

Q: Calculate the amount of heat necessary to raise the temperature of 12.0 g of water from 15.4C to…

A: Heat required for raising temperature of a liquid depends on three factors namely mass of the…

Q: The specific heat of toluene, C7H8, is 1.13 J/g-K. How many joules of heat are needed to raise the…

A:

Q: The specific heat for iron is 0.444 J/g Celsius . What is the final temperature of a 41.4 g sample…

A:

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: How much heat (J) must be added to a 50.0 g sample of zinc if the temperature increases from 20'C to…

A: q = mc∆T  q is the amount of heat energy  m is the mass of substance  c is the specific heat…

Q: In order to change the temperature of 147 g of lead from 22 o C to 55.oC, how many Joules are…

A: Q = mc∆T Q = heat M = mass C = specific heat capacity ∆T = change in Temp.   M = 147 g ∆T = Tfinal –…

Q: When a 1.25 kg sample of water was heated in a kettle, its temperature increased from 16.4°C to…

A: Given: Mass of water = 1.25 Kg = 1250 g.                                         (Since 1 Kg = 1000…

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: A chemist carefully measures the amount of heat needed to raise the temperature of a 236.0 mg sample…

A: We know that q = mc∆T ....(1)  q = heat required = 3.7 J, ∆T = increase in temperature = 11.6 °C…

Q: How many kilojoules (kJ) of heat are needed to raise the temperature of a 50.0 g piece of silver…

A: Given, The amount of heat in KJ, are needed to raise the temperature of a 50.0 g piece of silver…

Q: A system releases 75 J of heat. And the same time 19 J of work is done on the system by the…

A: The formula foe finding Internal energy is, ∆U=q+w where ∆U is the change in internal energy, q is…

Q: 5. To determine whether a shiny silver-colored rock is actually silver, a chemistry student decides…

A: GIVEN:-

Q: Sodium chloride, the table salt (NaCl) is added in cooking to enhance the flavor of the food.  When…

A: Mass of water = 200ml  Initial temperature = 25oC Specific Heat Capacity =  4.18 J/g.oC Heat = 669J…

Q: A 5.0 g piece of metal is heated to 100 degrees Celsius, then placed in a beaker containing 20.0 g…

A: Given:Specific heat of water = 4.18 J/g. oCMass of metal = 5.0 gMass of water = 20.0 g.Initial…

Q: 5) A 120.0-g piece of metal at 60.0 °C is placed in 150 g of water at 19.0 °C contained in a…

A: Calculating the heat released or absorbed for the process:            ......(1) In a system, the…

Q: Knowing that liquid water has a much higher specific heat capacity than the metal lead, which sample…

A: Q = m . s . ∆T Where, Q = heat absorbed; m = mass of substance; s specific heat capacity and ∆T =…

Q: A 50.0g sample of Fe at 100 °C is added to 500.0 mL of water at 35 °C in a perfectly insulated…

A: A 50.0g sample of Fe at 100 °C is added to 500.0 mL of water at 35 °C in a perfectly insulated…

Q: Calculate the quantity of heat (in Joules) required to raise the temperature of 20.0 g of water from…

A: Given that : Maas of water (m) = 20.0 g Initial temperature Ti = 25.1°C Final temperature Tf =…

Q: 10. Brass is an alloy made from copper and zinc. A 590.0 g brass candlestick has an initial…

A:

Q: A block of iron weighing 207 g absorbs 1.50 kJ of heat. What is the change in temperature of the…

A: Given,

Q: A student measures the following data regarding the heat of fusion of ice: 24.8 g ice at 0.0°C is…

A: Given: Heat capacity of calorimeter = 15.4 J/oC Initial temperature of calorimeter and water = 21.5…

Q: The specific heat of toluene, C7H8, is 1.13 J/g-K. How many joules of heat are needed to raise the…

A: Given :-  Specific heat of toluene = 1.13 J/g.K  Mass of toluene = 40.0 g  Initial temperature =…

Q: If the temperature of a 500.0 -g sample of liquid water is raised 2.00 celsius, how much heat is…

A: We have to Given :                             m = 500.0 g                             Raised in…

Q: piece of metal weighing 50 grams was heated to 100°C and then dropped into 250 grams of  water at…

A:

Q: 1. How much heat, in joules and in calories, must be added to a 75.3 g chromium block with a…

A: The heat of a solution can be expressed by the following formula Q=mC∆TQ=heatm=massC=heat…

Q: Calculate the specific heat capacity of a piece of wood if 1500.0 g of the wood absorbs 67,500…

A: Interpretation: The specific heat capacity of a piece of wood if 1500.0 g of the wood absorbs…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 794.0 g sample…

A:

Q: How much heat must a 22.0 g sample of water absorb to raise its temperature from 21.0 ∘C to 75.0 ∘C?

A: The specific heat can be defined as the amount of heat per unit mass that is needed to raise the…

Q: An unknown solid metal at 150 degrees celsius was placed in 1.00 L of water at 25 degrees celsius.…

A: Heat absorbed or emitted by a substance = mass of the substance x specific heat of the substance x…

Q: A piece of al rises from 12°C to 267°C when 271 J of heat are applied What is the mass of the…

A: Initial temperature of Aluminum (Al) = T1 = 21°C Final temperature of Aluminum (Al) = T2 = 267°C…

Q: Using the data provided, which substance would show the greatest temperature change when 10.0 grams…

A: The question is based on the concept of specific heat capacity. it is defined as the amount of heat…

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

A: Specific heat capacity is the amount of heat energy that is required to raise the temperature of the…

Q: ) 100.0 g of 4.0°C water is heated until its temperature is 37°C. If the specific heat of water is…

A: Given datas ;  m = 100 g  Ti = 4°C  Tf = 37°C  c = 4.18 J/g.°C

Q: The specific heat of a certain type of cooking oil is 1.75 J/(g.°C). How much heat energy is needed…

A: We have to calculate the heat required.

Q: how much energy in joules is needed to heat 200.0 g of water by 10.0 degrees celsius? the heat…

A: The energy in joules that is needed to heat 200.0 g of water by 10.0 degrees Celsius is to be…

Q: 3. How much heat is required to rise the temperature of 0.5 kg water from 30°C to its boiling point?…

A: Question 3. Given that, the mass of water is m = 0.5 kg. The initial temperature is T1 = 30oC =…

Q: A 4.8 sample of water starting 56 C loses 448 J of energy in the form of heat. What is the final…

A:

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

A:

Q: Determine the specific heat of 122 grams of an unknown substance if it absorbed 270 kJ of heat as it…

A: Specific heat of a substance can be defined as the amount of heat required to raise the temperature…

Q: The burning of 1.5 g of vegetable cause the temperature of 58.18 g of water and a soda can…

A: m = 58.18 g C = 4.18 J/g. 0C. Ti = 21.5 0C Tf = 28.1 0C

Q: A glass containing 200. g of H2O at 20C was placed in a refrigerator. The water loses 11.7 kJ as it…

A: Consider the given information is as follows; Mass of water = 200. g Heat loses (q) = -11.7…