Is it safe to put a glass beaker on a very hot hot plate?

Q: In thermal analysis methods. Is the thermocouple for measuring sample temperature immersed directly…

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Q: For the calculation of latent heat of fusion, asys = dice + 9H2O- O True False

A: Given : We have to tell whether the statement is true or false.

Q: Sound velocity is usually larger in solids than in liquids and gases because - 1) solids are more…

A: Sound is a transverse wave which requires medium to travel. As the stress applies on solids will…

Q: Why is it important to assess factors that influence egg white foam stability?

A: Egg white foams are made from whipping egg whites very quickly to add air and create volume. Airy…

Q: Q5. 1. Metal A melts at 1280°C, Metal B melts at 450°C. Thermal arrest data is obtained from cooling…

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Q: For the following state of H20. detemine the missing properties. P= 44.41 atm. R. U= 2960 kJ/kg.…

A: The missing information filled in given below.

Q: escribe why non-programmable thermostats may be designed with cooling anticipators. Include how the…

A: A cooling anticipator is a resistance heater in parallel with the cooling circuit.

Q: using steam tables calculate fugacity Of steam at 80 bað and 350°C

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Q: The internal energy change when 1.0 mol CaCO3 in the form of calcite converts to aragonite is +0.21…

A: Given, The internal energy ∆E = +0.21 KJ mol-1=0.21 x 103 J mol-1, mole of CaCO3 =  1 mole pressure…

Q: (ii) Water boiling in a steel bowl is an open thermodynamic system. (iv) 22.4 liter O2 gas at STP…

A: By using basic concepts of thermodynamic and mole we can justify these problems

Q: 1)The thermal coefficient of expansion is only a function of temperature. 2)the latent of…

A: 1)The Thermal expansion is the tendency of matter to change its shape,area,volume and density  in…

Q: Normal Goilira po int 100.75°C of 760mm Hy whatess thevopour pressure boiligp. moronic accid is hd…

A: To calculate the vapour pressure , we would use Clausius Clapeyron equation.

Q: What are Venturi jet scrubbers?

A: An ejector or jet venturi scrubber is an industrial pollution control device, usually installed on…

Q: N204 + heat = 2 NO2 s. decrease pressure t. remove N½O4 Back to LeChatelier tutorial

A: S). Le chatelier principal says that reaction resist the change in equilibrium , means reaction will…

Q: How can we reduce the gas residence time in the hottest part of the flame zone to reduce NOx…

A: The industry has focused on the two main sources of Nitrogen Oxides, NOx, in fired heaters. Thermal…

Q: What would you do if a Bunsen Burner caught fire at the base of the burner, by the adjusting valve?

A: Robert Bunsen discovered the Bunsen burner which is used in the laboratory used for sterilization,…

Q: Bin +H_O(g) AH = 283.5 kJ %3D

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Q: A sphere of copper is subjected to 120 MPa of pressure. The copper has a bulk modulus of 180 GPa. By…

A: We know that  ∆P=-βdVVWhere ∆P= Change in applied pressureβ=Bulk modulusdVV= fractional change in…

Q: Determine the operating pressure in a stored tank a) full vacuum b) half vacuum c) 1 atm d) 2 atm…

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Q: Explain the isothermal compression ?

A: Thermodynamics gives the relation between heat and various energy forms. The response given by the…

Q: Discuss the factors that influence the thermal diffusivity ?

A: Since your question has multiple parts, we will answer the first question for you. If you want…

Q: Thermal expansion (6) An aluminum tube is 30000m long at 200C. What is its length at (a) 1000C and…

A: Please send one question at a time. Now I am solving Q6 The concept of linear expansion says that…

Q: If the rubber band was stretched isothermally, would heat need to be absorbed or emitted to maintain…

A: The molecules of rubber band in unstretched state are placed randomly and no force is exerted on…

Q: Water molecules from air of a obser vation using Conduction outside Cold drink Can" Explain the…

A: There are three phases of a substance, i.e., liquid, solid and gas. These phases depends on the…

Q: during

A: This question is related to undercooling.

Q: What are the pros and cons of a tubular heat exchanger?

A: A shell and tube exchanger comprises of multiple tubes mounted inside a barrel-shaped shell. Two…

Q: An experimental design was conducted on how much the temperature would rise by burning 500 mg of…

A: Given : Mass of 2,3-Benzanthracene burned = 5 mg = 0.005 g                           (Since 1 g =…

Q: An iron steam pipe is 100 m long at 0°C and has a coefficient of linear expansion a = 10 x 10-6…

A: Given : Length, lo = 100 m Initial temperature of pipe = 0 oC Final temperature of pipe = 100 oC And…

Q: 80 solid' Liquid Gab. 20 20 40 60 -30

A: Given: boiling point of bromine when the external pressure is 75 kPa

Q: 5. Hydrogen gas burning in excess from oxygen gas in 298K H2g + 1002g H2O+ excess O2g The heat of…

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Q: closed . isolated . insulated Open

A: Thermodynamics

Q: (V) Consider solid and liquid samples of equal mass and heat capacity. If microwaves are fired at…

A: Since you asked multiple questions so as per Q&A guidelines of portal I solved first question…

Q: Find DSsys and DSsurr if 3.000 mole of argon is expanded reversibly and isothermally from a volume…

A: Given: Initial Volume = 500.0 L Final Volume = 2500.0 L moles of Argon = 3.0 mol Temperature =…

Q: Vhat is Free Volume? How the free volume affects glass transition temperature?

A: Free volume in polymer chain

Q: What is the difference between plasma state and super cooled state?

A: Super cooled state is defined as a state at which a liquid is cooled below its freezing point…

Q: 3 Why is it wrong to calculate (and report) a value for the quality of a compressed liquid or…

A: A superheated liquid is a liquid that has a temperature higher than its boiling point. A compressed…

Q: 6) When heating liquids in a test tube, it is important that the test tube be positioned…

A: Teat tube should be heated at an angle  straight up.

Q: Please make brief and clear definitions of the terms below. 17. Glass Transition Temperature 18.…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Can the Nernst equation be used at temperatures other than room temperature?

A: Yes , Nernst equation be used at temperatures other than room temperature also.    Ecell…

Q: The important features of the adiabatic flask is it’s vaccum sealed hollow glass cylinder and…

A: The important features of the adiabatic flask is given below.

Q: Bipolar outflows point in which of the following directions? -always toward the observer and away…

A: Always in opposite direction. A bipolar outflow is a stream of matter in two opposing directions…

Q: The ends of an insulated silver rod of radius 2.669 cm and length 44 cm are maintained at 32°C and…

A: Concept- Thermal energy moves from one place to another by virtue of the difference in temperature.…

Q: What are the practical uses of the points of the cloud, and the pour?

A: The answer is given below

Q: Give some examples of thermal expansion?

A: There are 3 states of matter such as solid, liquid and gas. Thermal expansion is an important…