Answer Bank 9 K 91 K 91 °C 9 °F 9 °C 91 °F

Q: The specific heat of water is 1.0 Btu/lb °F and its density is 62.4 lb/ft3. Determine the specific…

A: Find the specific heat capacity of water. C=c×ρ Here, c is the specific heat of water and ρ is the…

Q: 6. Calculate the heat transfer of the following| c. 4.7 kg of ethyl alcohol to vapor

A: mass of ethyl alcohol = 4.7 kg Latent heat of vapourisation of ethyl alcohol (Lv) = 879 KJkg

Q: The vapor pressure of water at 80°C is 0.4675 atm. Calculate the vapor pressure in kPa.Round answer…

A: The one atmospheric pressure is, 1 atm=101.3 kPa The pressure of the water vapor is, Pv=0.4675 atm

Q: How many kilograms of ethyl alcohol at a temperature of 78.5°C can be boiled when 451 kcal of heat…

A: Initial temperature of ethyl alcohol = 78.5o C Heat supplied (H) = 451 kCal latent heat of…

Q: A 1.731 kg sample of copper is in its solid state at a temperature of 36.0 C. The specific heat of…

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Q: The unit of specific latent heat of vaporization is A Kelvin per kilogram Pascals per kilogram (c)…

A: Ques: The unit of specific latent heat of vaporization is?

Q: A test tube contains 2.61x10-4 m3 of liquid carbon tetrachloride (β = 1240x10-6 (C°)-1) at a…

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Q: The vapor pressure of ethanol at 25°C is 0.07726 atm. Calculate the vapor pressure in kPa.Round…

A: The relationship between the atmosphere of pressure and Pascal is given as, 1 atm=101325 Pa…

Q: An 11.98-gram sample of zinc metal is placed in a hot water bath and warmed to 78.4°C. It is then…

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Q: Two substances are warmed from 0°C. Their temperatures are plotted as a function of the amount of…

A: The specific heat of a substance is the amount of energy required to raise the temperature of one…

Q: Find what heat in calories (cal) is required to increase the temperature of 60 g water from 0°C to…

A: Q=mC∆Twhere Q is heat required           m= mass =60g           C = specific heat capacity=…

Q: Q = mcdT refers to   A) Enthalpy formula B) Heat Transfer formula C) Specific Heat formula D) Heat…

A: This is from the Thermodynamics. Amount of heat required to change the temperature of a unit…

Q: Explain the meaning of the following statement. 1kgf = 9.8 N

A: In this question we have to explain the meaning of the statement. Please give positive feedback if…

Q: A copper cylinder has a radius of 2.5 cm and a length of 5.6 cm at 20℃. The rod is heated to 85℃.…

A: Given data: At temperature T1 = 20oC Radius R = 2.5 cm length l = 5.6 cm Final temperature T2 = 85oC

Q: A liter of alcohol at zero degree Celsius is heated to 40 degree Celsius. What will be its new…

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Q: the specific heat capacity of milk is 3930 J/(kg*K). Find the final temperature if 312 g of milk at…

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Q: If 600 mL (it's the volume, not mass) of water at 60 °C is mixed with 250 m equilibrium temperature…

A: GivenT1=60°Cm1=600 mlT2=26° Cm2=250 ml

Q: 65 Cm (29-96)= 65¢ (29-25) + 121 (0.092 ) ( 29-25) Cal °C ニ

A: Solving for Cm we get

Q: When 435 g of water at 95.2°C are mixed with 435 g of another liquid at 14.8°C, the final…

A: Heat gain = Heat lost

Q: A 46.14 gram iron metal is heated to 111.9°C and dropped into 112.2 gram of water at 18.6°C. When…

A: The heat lost by the iron metal will be equal to the heat gained by the water. Thus, The specific…

Q: What is the density of a metal, 10 mL of which weighs 5450 mg? O 10.5 O 0.545 O 0.670 O 1.106

A: Given Volume metal = 10 mL Mass of metal = 5450 mg We have to calculate density of metal

Q: Convert the following temperature readings a. 1550 R to K b. 27 °C to °F c. 300 °F to °c d. -50 °C…

A: (a) 1 Rankine = 0.555556 Kelvin therefore , 1550 Rankine = 1500 x 0.555556  K = 833.333 Kelvin…

Q: How much in peso is the cost of boiling 14.9 L of water from 26 °C using a heavy cook pot with mass…

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Q: A test tube contains 2.63x10-4 m3 of liquid carbon tetrachloride (β = 1240x10-6 (C°)-1) at a…

A: The volume of the tetrachloride in the tube at -13.0oC can be calculated as, V=V01+βΔTV=V01+βT2-T1

Q: A sample of lead at 25.0 degrees C is warmed to 117.0 degrees C when 892 cal of heat is added. What…

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Q: Five kilograms of alcohol is at a temperature of 60°C. How much heat must be removed to reduce its…

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Q: A piece of an unknown solid substance weighs 437 g and requires 8460 J to increase its temperature…

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Q: When water is heated from 10°C to 15°C What is the change in temperature

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Q: 18. An ordinary glassware was filled to the brim with 200 ml of water and heated to 95 Celsius:…

A: Given  Volume of water V=200ml Initial Temperature Ti=350 C Final Temperature Tf=950 C Coefficient…

Q: What is the answer to this problem? A rigid container holds a gas at a pressure of 60kPa and a…

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Q: A coffee-cup calorimeter contains 20 mL of water with an initial temperature of 24.8°C. An unknown…

A: GIVEN Coffee-cup calorimeter contains 20 mL of water with an initial temperature of 24.8°C. Mass of…

Q: A coffee-cup calorimeter contains 50 mL of water with an initial temperature of 24.8°C. An unknown…

A: Volume of water = 50 mL  Initial temperature of water = 24.8° C  Mass of metal = 1.972 gram  Initial…

Q: 2. Convert 403 K to °F temperature.

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Q: A 95.0 g sample of metal is warmed 26.0 degrees * C when 65.0 calories is added. What is the…

A: Given: The mass of the metal is 95 g. The increase in the temperature is 26°C. The heat added to the…

Q: A 55.26 gram iron metal is heated to 129.9°C and dropped into 110.8 gram of water at 18.6°C. When…

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Q: The vapor pressure of water at 5°C is 0.8726 kPa. Calculate the vapor pressure in atm.Round answer…

A: Converting the pressure in kPa to Pa, 0.8726 kPa=0.8726 kPa×1000 Pa1 kPa=872.6 Pa

Q: If the temperature change of a steel pot is 15.41°C, then the same temperature change in Fahrenheit…

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Q: What property of the substance does not contribute to the rate of temperature change of the…

A: Answer Mass is one of fundamental quantities in physics and the most basic property of matter. Mass…

Q: The vapor pressure of mercury at 25°C is 0.00243 atm. Calculate the vapor pressure in kPa. Round…

A: Relation between units of pressure is as follows: 1 atm =1.01325×105 Pa…

Q: A glass of lemonade with a temperature of 40°F is placed in a room with a constant temperature of…

A: Given: at t=0 temperature of lemonade = 400F room temperature =700F after one hour tem. of lemonade…

Q: Use the formula to find how many cal it takes to raise the temperature of 320 g of water from 20∘C…

A: The heat in calories is required to increase the temperature of 320 g water from 200℃ to 31℃.

Q: In kJ, how much heat is required to raise the temperature of 1.23 kg of water from 23.6 C to 84.9 C?…

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Q: Exactly 445 grams of ice are melted at a tempe decimal places)

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Q: The vapor pressure of water at 25°C is 0.0313 atm. Calculate the vapor pressure in kPa.Round answer…

A: Given,

Q: How many kilocalories of heat that would be needed to melt 0.32kg of ice at 0°C and increase the…

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Q: Specific heat of an unknown substance is given as 0.86 cal/g°C.

A: The correct option is D. 3600

Q: A 61.14 gram iron metal is heated to 129.9°C and dropped into 111 gram of water at 20.8°C. When…

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Q: 1 liter of 30°C water is mixed with 4,000g of 50°C water. What will be the temperature of the…

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

Q: How many calories of heat are needed to raise the temperature of 75g of water from 20 °C to 80 ° C.…

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Calorimetry

Measuring the heat transferred during chemical reactions or other physical processes is known as calorimetry. It comes under the branch of thermochemistry.