6. Calculate the heat transfer of the following b. 6.2 kg oflead to water

Q: How much heat is necessary to change 700 g of ice and -10°C to water at 30°C

A: The mass of ice is, m=700 g=0.7 kg The heat required to melt ice from -10 degrees to 0 degrees…

Q: 15. Compute the change in temperature if 3000 Joules of heat are added to a 10-kg sample of dry air…

A:

Q: 6. Calculate the heat transfer of the following a. 2.4 kg of water to vapor

A: Mass of water, m = 2.4 kg Specific heat of water, s = 4200 J⋅kg-1⋅K-1 Temperature of water, Ti =…

Q: 8- What is the heat in the area when 20 grams of water cools from 90°C to 30°C? Note that the…

A:

Q: 3. An engineer is working on a new engine design. One of the moving parts contain 1.60kg of aluminum…

A: Total amount of heat required to raise the temperature of the Aluminum and iron parts of the engine…

Q: 1. How much energy is lost by 20 kg copper if it is cooled from 50°C to 30°C?

A: Mass of Copper = m = 20 kg Change in temperature = ∆T=50° C-30° C=20° C Specific heat of Copper = C=…

Q: 1) Define the following terms:a) Internal energyb) Specific heat

A: Internal energy of an object is the sum of the  energies of the molecules that make the object. The…

Q: 4. Heat is the quantity of kinetic energy absorbed or given off by a body.

A: Heat is the energy which flows due to temperature difference between two different objects. While…

Q: 1. Find the specific heat of a material, if it takes 142 kJ of heat to raise the temperature of 2.5…

A: Calculate the specific heat of the material.             Q=mC∆T142×103=2.5×C×80          C  =710…

Q: 8. By how much does the volume of an aluminum cube 5 cm on an edge increasc when the cube is heated…

A: Given data: Side length of cube, a=5 cm=0.05 m Temperature: Ti=100C; Tf=600C

Q: Question 5 A unit of temperature has a freezing point of 150 degrees and boiling point of 0. What is…

A: Given that,                           The lower fixed point, LFP = 150°C…

Q: 13. Why are some kinds of thermal treatment sometimes called energy recovery or waste-to-energy…

A: Thermal treatment refers to the use of heat to treat and breakdown waste materials in a variety of…

Q: ypes of heat productio

A: Any matter which is made up of atoms and molecules has the ability to transfer heat. The atoms are…

Q: (1a). Figure shows a person is warming his hands over the fire. Explain in detail how the heat…

A: The given figures show fire worming hand of a person this phenomena can easily understand by I hate…

Q: 4. A rack sample was heated from 20 Celsius to 60 Celsius. Specific heat of rock is 2.0 Ng C: find…

A:

Q: 1. Liquid nitrogen has a boiling point of -195.81°C at atmospheric pressure. Express this…

A: Write the variable with the given values.

Q: 10) How much energy must be removed from a 200g block of ice to cool from 0°C to -30°C

A:

Q: A 242.0 g china serving bowl is warmed 65.9°C when it absorbs 3.3 kcal of heat from a serving of hot…

A: we know heat flowing through a material Q = Cm∆T where C = specific heat  m = mass of substance  ∆T=…

Q: A 25-gram metal ball is heated 200 °C with 2330 Joules of energy. What is the specific heat of the…

A:

Q: 10/C"). What happens when the strip is heated? 6. A glass window has dimensions of 20 cm by 30 cm at…

A: Given data: Dimensions of glass window L1=20 cm. Dimensions of glass window L2=30 cm. Initial…

Q: 4) How much heat energy must be LOST to change the temperature of 3.2-kg of water from 5°C to -7°C ?

A: Given that, Mass of water = 3.2 kg Initial temperature = 5°C Final temperature = -7°C

Q: 3. Briefly explain why gases have lower thermal conductivity than solids and liquids.

A: Thermal conductivity is defined as:- The amount of heat passed through a substance having unit…

Q: 2. If the units of temperature T are °F and time t is in minutes, explain what the units of k must…

A: Given :   The mathematical form of Newton's law of heating [states that the rate of heat loss of a…

Q: 2. A 20 kg metal rod is heated 100°C with 2000 J of energy. What is the specific heat of the metal?

A: Ans. 1 J/kg C0  or   10-3J/g Co

Q: 2. Compute the amount of heat per second through an iron plate 2 cm thick and area of 0.5000m2. If…

A:

Q: 2. Two blocks of platinum have a temperature of 200°C. One block has a mass of 10 g, the other block…

A: Ques:

Q: 1. How much heat is required to change the temperature of lead from 15°c to 65°c?

A: The specific heat capacity of lead is 0.129 J/goC. The heat required to rise the temperature from…

Q: How much heat energy is needed to change2.4-kg of water (4186J/kg°C) from 5°C to 25°C? O= mC AT %3D

A: The heat required can be given by Q=mc∆T

Q: 4. To a 1-kg sample of wood 10 Kcal of heat is added, and its temperature is found to rise from 20°C…

A: The heat required to raise the temperature of substance from T1 to T2 is given by,  Q=msT2-T1 Here,…

Q: 3. What is the volume of a aluminum ball at 10°C if its volume at 160°C is 300cm3 ? Tiep

A: Given data: The initial temperature of the aluminum ball is, Tf= 10 0C The final temperature of the…

Q: Question 6 There is a window whose dimensions are 1 m by 3 m, and is 10 cm thick. Its separates the…

A: Given: Area of window A=1m×3m=3 m2, Thickness of window d=10 cm=0.10 m, Conductivity of window k=250…

Q: 3) How much heat energy is needed to change2.4- kg of water (4186J/kg°C) from 5°C to 25°Q m C AT

A: When heat energy is supplied to or absorbed from an object , the temperature of the object will…

Q: 3. Classify The following statement as a theory or a law:Heating the air in a hot-air balloon causes…

A: To find if the statement is a theory or law.

Q: 7.3 kg of copper sits at a temperature of 38 oF. How much heat is required to raise its temperature…

A: Given data: Here, m is the mass, c is the specific heat of copper, T1 is the initial temperature,…

Q: 2. Calculate the heat needed to heat up a 1 kg of silver from 30°C to 100°C. The specific heat of…

A:

Q: 6. How much heat in calories does it take to raise the temperature of 5 grams of water from 22° C to…

A:

Q: 2. What mass of water can be heated from 25°C to 50°C by addition of 2825 J of heat? Given: Formula:…

A: Given:    T1= 25°C T2= 50°C Q= 2825 J (head added)   Formula: Q= mcΔT = mc(T2- T1)   - i) Where, m=…

Q: Estimate the heat required (in Joules) to heat a 450 g of water from 15 °C 1000g ) (1L = 1000 ml)…

A: We are authorized to answer one Question at a time, since you have not mentioned which question you…

Q: 450g of water is heated in a pot from 22°C to 62°C. The water has a specific heat capacity of 4190…

A:

Q: Calculate the rate of heat conduction through house walls that are 13.0 cm thick and that have an…

A:

Q: 2. To sterilize a 50.0-g glass baby bottle, we must raise its temperature from 22.0 °C to 95.0 °C.…

A: The heat required to raise the temperature of a body from T to T' is given as Q= ms(T'-T) . Where…

Q: Question 3 Note: Specifilc heat capacity of water is 4186 J/Kg- C. Round off answer up to 2 decimal…

A:

Q: 4. A circular piece of diameter 7.70 cm is cut from an aluminum sheet at 18 °C. If the sheet is then…

A: The initial area is, Ao=πd42=π7.70 cm24=46.6 cm2   the new area after heated to 125oc is,…

Ideal Gas Law

Ideal gas law states that the product of pressure and volume of a gas directly varies with the product of the number of moles, the universal gas constant, and the temperature of the gas.