In the experiment of finding the specific temperature of the metal by mixing you have a metal of aluminum with a mass of 67 grams and the specific heat for it (0.21 calories / g. Degrees Celsius) Heat in a water bath to a boiling point and put in a mixture of calorimeters and water of mass (233 grams) at a temperature of 15 Celsius (and when adding the glow in the mixture, their temperature becomes (23 degrees Celsius), knowing that the mass of the calorimeter is 112 g and the specific temperature of the water is 1 calorie / g. Degrees Celsius), so the specific temperature of the calorimeter is equal to

Q: 10 m of cold air (measured at 287 K and 101.3 kN/m2 saturated with water vapor) is compressed to 330…

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Q: A student living in a 4m x 6m x 6m dormitory room turns on her 150-W fan before she leaves the room…

A: The initial temperature of the room was 15°C, but the room was isolated so as the time passes, the…

Q: Q2/ Calculate the change in entropy of a mole of aluminum which is heated from 500 to 700°C. The…

A: Given data: Melting temperature of aluminum = 660 0C Heat of freezing = -393 J/g Heat capacity of…

Q: Caloulate the change in entropy that occurs in the system when 40.6 g of acetone (C, HO) vaporizes…

A: The change in entropy of the system is to be determined.

Q: Determine the pressure (kPa) of ammonia having a temperature of 27°C and a specific volume of 0.626…

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Q: A 1g cube of metal A at 80 °C is placed in 100 cm³ of water and causes a 0.333 °C rise in water…

A: For metal A: Given, mass of the metal A, mA = 1 g The initial temperature of the metal, TA,0 = 80 °C…

Q: Calculate the enthalpy change to take liquid water from 100 kPa and 25 °C to superheated steam at…

A: It is given that liquid water initially at 100kPa and 25oC is changed to superheated steam at 100kPa…

Q: Collei accidentally dropped a 45-g chrome-steel spoon (specific heat 0.452 J/g °C) at 110°C in a pot…

A: Given data: Mass of the spoon = 45 g Specific heat of spoon = 0.452 J/g.0C Initial temperature of…

Q: A quantity of 505 J of heat are added to 11.3 g of water at 28.3 °C. What is the final temperature…

A: When heat is supplied to any system, the temperature of the system increases. In this case, heat is…

Q: Calculate the radiant flux on a surface of 2.5 m from a propylene fire that releases 128 MJ of heat…

A: Heat flux is defined as the heat flow rate intensity as a flow of energy per unit of area per unit…

Q: A 20 cm-diameter copper sphere (k = 386 W/m°C, a = 11.234 ×10-5 m 2 /s, p = 8.954 g/cm3 cp = 383…

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Q: Suppose you want to cool a liter of water (equivalent to 1 kilogram) from room temperature (26°C) to…

A: If temperature of system has to increase then heat must to be added. When the temperature of a…

Q: A 5 kg/min stream of liquid ethanol-water at 40 °C containing 30% w/w of ethanol will be heated and…

A: To find:(a) What will be the composition  of the liquid at the bottom?(b) What will be the…

Q: A 1.75 mole of gas at temperature 330 K expands isothermally from an initial volume of 2.0 L to 8.0…

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Q: A student conducted several calorimetry investigations. In the first of the investigations, the…

A: Heat given out by the piece of metal= Heat gained by the water The heat transfer from metal to water…

Q: A canister of pressurized gas has a mass of 10.0000 g. A small amount of gas is released and…

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Q: Use the Clausius-Clapeyron equation to determine the slope (AH/R) for the chemical methyl ethyl…

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Q: find the ideal difference from the boiling points of a compound that can normally be distilled ( in…

A: The ideal difference from the boiling points of a compound that can be distilled is to be…

Q: At low temperatures, the temperature dependence of the heat capacity has a significant effect on the…

A: In thermodynamics, internal energy is described as the energy of a thermodynamic system is the…

Q: rted by 1.0 mol of hydrogen at 0°C in a vessel with volume of 5.0 dm^3 using: a. the virial equation…

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Q: 04: A balloon initially deflected and flat is connected by a valve to a tank containing helium gas…

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Q: A mercury thermometer, which has been on a table for some time, is registering the room temperature,…

A: Given that Ti=50 FTf =176 F at t=10 second

Q: Estimate the heat of vaporization of benzene and of toluene at 85 °C and at 105 °C using the highest…

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Q: (2). We take one mole of ideal gas at standard temperature and pressure and add to it 500J of heat…

A: An isobaric process is a thermodynamic process in which the pressure remains constant. ∆P=0 The…

Q: (a) Assume that there is a negligible thermal gradient in the wall of the container (dT/dr is…

A: Consider a spherical conatiner is used to store reacting chemicals, whichresults in a uniform heat…

Q: You closed the mouth of the 5 liter empty PLASTIC bottle at 20oC, when you took the PLASTIC bottle…

A: The initial volume of the empty plastic bottle, V1 = 5 L Initial temperature of the plastic bottle,…

Q: For a certain specific heat capacity at varying temperature, the following data are gathered: a x…

A: Given, Specific heat capacity with constants are a×103 = 22.76b×105 = 30.13c ×108 = 25.20d ×1012 =…

Q: Galvanized steel roofing is becoming more common, and the emissivity of this material is about 0.13…

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Q: In winter, a canal in Canada has an ice layer on its surface. The depth from the surface to the…

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Q: The molar heat capacity of a certain substance varies with temperature according to the empirical…

A: Given an empirical equation expressing change in molar heat capacity with temperature 4.6 moles of…

Q: Subcooled chloroform at 298 K is heated until it becomes a saturated vapor at 61.2 °C. Calculate the…

A: Given: Inlet temperature = 298 K Outlet temperature = 61.2oC = 334.35 K Mass of the sample = 25g…

Q: AH of vaporization of water is 418.2 cal/g at the normal boing point. Since virus can survive at…

A: Enthalpy of vaporization of water at its normal boiling point, ΔH = 418.2 cal/g Required water…

Q: As delivered to the consumer at 5 °C, a 1-liter bottle of soda contains carbon dioxide dissolved in…

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Q: To a sample of water at 22.6 °C in a constant- pressure calorimeter of negligible heat capacity is…

A: Given data : water initial temperature = 22.6 C water final temperature = 24.9 C aluminium added =…

Q: When air is in a sealed container that is unchangeable and was heated from 20°C to 95°C, a) will the…

A: Asked to comment on work, heat, change in internal energy and change in enthalpy of the given…

Q: Using the data given below, estimate the enthalpy added to 1 kg of water that undergoes the…

A: Given mass of water is 1 kg and temperature increases from 0 to 90 at constant pressure during this…

Q: A sealed container holds 0.025 moles of nitrogen (N₂) gas, at a pressure at 1.5 atmospheres and…

A: Given that- Moles of N2 gas=0.025 moles Pressure, P= 1.5 atm Temperature, T= 290 K Atomic mass of…

Q: Estimate the heat of vaporization of diethyl either normal boiling point using troutons rule and…

A: Write the Trouton's rule as follows: ∆HvRTb = 10     ......1   We know, The gas constant, R = 8.314…

Principal Quantities and EOS

A physical quantity represents the physical state of a system. It is expressed as the product of a number and unit. The basic quantities used in science are length, mass, and time. The principal quantities are the quantities that are independent of other quantities.