Water enters a boiler at 68 degrees Fahrenheit ['F] The boiler operates for 5 minutes [min] to heat 25 gallons [gal] of water using 5000 British Thermal Units [BTU] of energy. The specific heat capacity of water is 4.180 kilojoules per kilogram kelvin kJ kg K What is the final temperature in degrees Fahrenheit ['F] of the water as it exits the boiler?

Q: ASSIGNMENT 2 Instruction: Show your the solution clearly. Prob.] A solid cylinder has a radius of…

A: Given value--- radius = 2 cm. length = 7 cm. density = 3.1 g/cm3 . We have to find--- mass of…

Q: 6. Convert 1.345 x 10-12 milliliters to regular notation.

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A: Given data: mr.Jones has 100 bushels of potatoes Sells 75%  To find: Number of bushels left

Q: E.16 (a) Two moles of an ideal gas are at a pressure of 100 kpa and have a volume of 16 L. What is…

A: A)  Number of moles = 2  Pressure = 100 Kpa  Volume = 16 L  Using ideal gas equation  PV = nRT

Q: A. Evaluate the following: 1. (108) (102) 2. (10s³) (5s³) 3. (10kg)3

A: Evaluate the following

Q: I. MATH( a. ASSUME the Differential Equation Let K, Q Rand fbe constants! d²x Also assume that i =…

A: Since you have asked multiple questions we will solve first question for you . If you want any…

Q: need help calculating and using the right uncertainty Equation

A: Step 1: Here l=(1.702±0.240) cm volume of a cube is given by V=l3V=(1.702 cm)3V=4.930 cm3 Step 2:…

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A: 4. True, because in doped ionic materials more vacancies can be found. 5. True, vacancies are…

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A:

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A:

Q: List two semiconductive materials.

A:

Q: 1.13 The resistivity of a water-bearing sand was found to be 0.4 n.m. If the formation water…

A: Answer

Q: 2. Platinum can be used in pacemaker because of a) low Wight, b) high threshold potential , c) high…

A: For question 2 : The answer is D : None of these.

Q: Problem 1: Assume a person has lungs that can hold V = 4.7 L of air (at 1 atm), and their body…

A:

Q: What is the value of Ic of a transistor for IE= 5.34 mA and Is= 475 µA?

A:

Q: 3) Suppose a 4.5-L can of paint covers 22 m² of wall. What is the thickness of the paint?

A: Volume of can V = 4.5 L Area of wall paint covers A = 22 m2  Thickness = Lo

Q: 5. The ideal gas law describes the state of a hypothetical ideal gas, i.e., PV = nRT where P is the…

A: Find the rate at which the pressure is changing. Given, No. of molesn=0.654rate of increase of…

Q: Problem-1 Suppose that you have a long, thin rod, as in Figure-1, with a non-uniform linear mass…

A:

Q: 19 When a drop of oil is placed on the water's surface, the maximum area covered by the oil as it…

A: Surface tension of the water is more than that of oil. Therefore, when oil is poured over the water,…

Q: A mole of a certain ideal gas was inside a container. The gas has temperature of 70°F and pressure…

A:

Q: Solve the following problems. Round your answers to 2 decimal places. Start your solution with…

A: Given,Ti=400°CTs=25°C It took 1 minute for metal A to reach 100 deg C. kA=3.5kB

Q: Study the heat treated steel workpiece shown in Figure A. Its dimensions are width w = 30 mm, height…

A: Volume removed per minute = 2250 mm3

Q: 3. Convert 1345 ml to liters: to gallons:

A: Refer attachment

Q: The ship is launched down a ramp and drops a total of 10 vertical meters [m] before coming to rest…

A: Here we use the law of conservation of energy. Energy lost by boat = Energy gained by water

Q: State Charle's Law in words and also in the form of an equation. Indicate the conditions under which…

A:

Q: Re-express the following quantities in their clearest forms with the correct number of significant…

A: We have to write the given quantities in their correct significant figures g=9.82±0.02835 m/s2…

Q: Convert the values provided below in terms of specified units, assuming the barometric pressure is…

A: Solution: Consider the pressure conversions as given below: ⇒1 atm=101.325 kPa⇒1 atm=29.921 in Hg⇒1…

Q: 4. There are two types of seismic waves associated with every earthquake, called P and S waves. They…

A: Given: The speed of P wave is 5 km/s. The speed of S wave is 3 km/s. The time lag between P and S…

Q: Solve the following problems. Write your answers on a separate sheet of paper. Show your complete…

A:

Q: 6. An ideal gas with Cv = 1.62 kJ/kg-K and R = 273J/kg-K expands from 0.15m3 (cubic meter) and 27…

A: Solution:-Given thatCv=1.62 kJ/kg.KR=273 J/kg.K=0.273 kJ/kg.KV1=0.15 m3T1=27°C=27+273=300 KV2=0.35…

Q: 1.2 The equation pwfVpg + Po(1 – f)Vµg = submerged in water (w), and partly in oil (o). Find f, the…

A: 1.2

Q: When calculating the molecular mass of water, we need to add the atomic weights of two hydrogen…

A: To calculate the molecular mass of water (H2O), you need to add the atomic weights of two hydrogen…

Q: I) With Ad = v,t+at", solve för Ad given that v =5.4, a =-9.8 , and t 3 %3D 2)

A:

Q: Four points are labeled on a graph. Rank the slopes of the graph at the labeled points. 1 Greatest…

A: Solution: (1)  Consider the graphs as shown below: From the graph it can be observed that the slope…

Q: Human Response to Cold Temperatures 2. Hypothermia: In hypothermia, the body temperature is lowered…

A: We, know from the second law that heat transfers from body of higher temperature to lower…

Q: 4. Use the known values of Eo, h, me, and e to calculate the following to five significant figures:…

A: To calculate the following values up to significant figure , we have to use the values of known…

Q: Where do implications of the study appear? In the after the limitations .a O In the Procedure .b O…

A: The correct answer is option (A)

Helmholtz Free Energy

The Helmholtz free energy is a thermodynamic potential used to calculate the measure of useful work from a closed system. This system is kept at constant temperature and volume. German physicist Hermann Helmholtz introduced this concept in 1882.