A substance undergoes a phase change of melting. During melting ,Tempertaure  ......choose one correct answer   A. Melting has nothing to do with temperature.   B. Remains constant    C. Increases   D. Decreases

Q: 1. Choose the wrong statement(s) among the following regarding phase transition:A. Temperature…

A: The objective of the question is to identify the incorrect statement(s) about phase transition from…

Q: A substance is undergoing a phase change from gas to solid. This phase change is known as...........…

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Q: In typical calorimetry problems, what is the usual conservation law being used? a. energy b. heat c.…

A: given that,In typical calorimetry problems, what is the usual conservation law being used? a. energy…

Q: What is the energy needed to melt 0.52 kg of gold? (Use: Lf of gold = 63 kJ/kg) Select one: a. 0.64…

A: Required The energy needed to melt gold.

Q: Water has highest specific heat. It means   A. water expands when cool down.   B. once water is…

A:

Q: 7.) Given some material of mass 250 grams heated from 20.0 Co to 35.0 Co using 401.25 calories of…

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Q: 3. The following graph describes the material's behavior under stable creep conditions at T-732 °C.…

A: The graph in the image describes the material's behavior under stable creep conditions at a…

Q: 9. Based on the specific heat table given, which of the following substances is the best thermal…

A: 10 ) specific heat is the heay required to raise the temperature of the object of unit mass by 1°C…

Q: Change the following temperature to Rankline temperature а. 150 ° C d. 100 ° C 85° C C. - 25 ° C b.…

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Q: When a vapor condenses to a liquid, Select one: O A. its internal energy increases O B. its…

A: Answer: Condensation: In physics, the condensation is described as the process in which any…

Q: What is the change in temperature of 2.2 kg of the following substances if 8.5 x 10^3 J of thermal…

A: The thermal energy is added to each of the substances: Q=mcΔT⇒ΔT=Qmc Where Q is heat transfer, m is…

Q: Convection is the transfer of heat energy via: A.plasmas B.liquids or gases C.solids or plasmas…

A: Convection : Convection is the transfer of heat from the hot region to the cold region through the…

Q: If the electric field is E at a distance d from a point charge, its magnitude will be 2E at a…

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Q: 1. How large an expansion gap should be left between steel railroad rails if they may reach a…

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Q: 3.87kg lead billet is to be melted for a casting operation. Lead has a melting point of 328°C a…

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Q: Relative Humidity One measure of the amount of water in the atmosphere is the relative humidity, the…

A: The relative humidity is defined as the ratio of partial pressure of water to the vapour pressure of…

Q: When water vapor condenses to a liquid it a. absorbs energy from the surroundings b. its…

A: Condensation is the process when water vapor changes to liquid.

Q: If you want to melt an ice cube. Do you need to add or remove energy to it?

A: Introduction :- An ice cube is given and we want to melt it. So we need to tell the for its melting,…

Q: The average  kinetic energy of ice particles ______ as ice melts. A. Decrease B. Increase  C.…

A: There  is  nо  сhаnge  in  the  temрerаture  оf  the  iсe  when  it  melts  tо  wаter  beсаuse  the…

Q: An increase in temperature of the water may cause other changes. An increase in surface water…

A: Rate of evaporation

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.