How much energy (in kJ) is required to heat 15.98 g of Ga(s) from 29.8 K (its melting point) to 1366.8 K. The heat of fusion of Ga is 5.59 kJ/mol and the molar heat capacity of liquid Ga is 25.87J/mol*K. a) 38.54 kJ b) 150.9 kJ c) 7.928 kJ d) 9.208 kJ

Q: How much water remains unfrozen after 63.6 kJ is transferred as heat from 311 g of liquid water…

A:

Q: An ice cube at 0 degrees C is dropped into a container with 0.5 kg of water at 20° C. The specific…

A:

Q: Equal masses of aluminum (Al), copper (Cu), iron (Fe), and lead (Pb) are at room temperature. Each…

A: Mass of the each metals aluminum, copper, iron and lead are the same. They are heated to the same…

Q: 0.0012 3. A 100 gram piece of ice at 0 oC is added to 400 grams of water at 30 oC. Assuming the…

A: Given data: The mass of the piece of ice is m1=100 g. The initial temperature of the ice piece is…

Q: (a) If 50 g ice dice at 0°C is dropped into 1.0 kg of water that was once firstly at 80°C. What is…

A:

Q: An engineer is designing a cooling system for a chemical process that produces 52 kJ of heat every…

A:

Q: 20 g of water at 800C is mixed with 20 g of honey at 60 oC in an insulated container. The final…

A: According to principle of calorimetry  Heat given by hot body = heat taken by cold body

Q: If 3.6 kg metal with 101 ºC temperatures is immersed into 6 kg of water at 10 ºC, what will be the…

A: The basic principle of calorimetry is based on the principle of energy conservation. According to…

Q: ou want to cool a .25 kg glass of water from 20C to 0C by adding ice initially at -20C.  What mass…

A: Assuming that the system remains isolated, i.e. does not exchange exchange heat with environment,…

Q: A 110-gg chunk of 88 ∘C∘C iron is dropped into a cavity in a very large block of ice at 0∘C∘C.  What…

A:

Q: What mass of steam at 100°C must be mixed with 199 g of ice at its melting point, in a thermally…

A:

Q: Please don't provide handwritten solution ...... 2·1400 242 = 403,200J e = Useful IN PUF 8) While…

A: An oven contains 3.0 mols of gasgas molecules at  temperature of (T) = 480 KMolar heat capacity at…

Q: How much heat is required to convert 5 kg of ice at -20C to steam at +100C? (relevant constants…

A: The asked process has the following processes...   1) heating ice from -20oC to 0oC. 2) phase…

Q: Ice at -20°C is added to 50 g of water at 40°C. When the temperature of the mixture reaches 0°C, it…

A: The amount of ice that has been added to the water must be calculated. We are aware that 50 g of…

Q: A 0.766 kg sample of lead is in its solid state at it freezing temperature of 328 C. If 5.11e3 J of…

A: Mass of lead that can be converted into liquid from solid state using 5.11×103 J of energy is,

Q: A 60-gg chunk of 78 ∘C∘C iron is dropped into a cavity in a very large block of ice at 0∘C∘C.…

A: The mass of the iron chunk is m = 60 g. The initial temperature of the iron chunk is 78 ̊C. The…

Q: The average person drinks 2.6 L of water a day. If you drink 2.6 L of water at 0 degrees C and heat…

A: Given data as per question  T1  =  0 T2  =  37 Volume  =  2.6L density  =  1g/ml

Q: A human Body loses about 360 kJ of heat every hour at 23.4 0C. Assuming that an average human body…

A:

Q: 2kg of ice at -10°C is heated until has melted. how much heat energy has been used? Specific heat to…

A:

Q: One way to cool a cup of coffee would be to plunge an ice-cold piece of aluminum into it. Suppose a…

A: The heat required for a material to change its temperature is given by Q = mc∆T, where m = the mass…

Q: How much heat is required to melt 30kg of ice at 0 °C to water at 10 °C? The latent heat of ice to…

A: Here, the ice is at the melting point. First ice will completely converted into water at the melting…

Q: Approximately what is the heat of fusion for the substance in kJ/mol?

A: The heat of fusion of a substance is the change in its enthalpy by providing energy, typically heat,…

Q: Copper has the following properties: specific heat (solid) = 386J.kg-1 C-1 , latent heat (fusion) =…

A: C =386J.kg-1 C-1L =2.07 x 10 5 J.kg -1 = 17 x 10-6 C-1

Q: how much energy does the body need to burn to reach the fever temperature?

A: Given, Mass of man, m=80Kg Specific heat, C= 3470J/Kg K Normal body temperature, T1=37oC=310.15K…

Q: Calculate the amount of heat needed to change 10 kg of ice to steam. (Specific heat of water = 4186…

A:

Q: A water heater transfers heat to an amount of water at a rate of 100 W. How long will it take to…

A:

Q: The heat of vaporization of water is 540 cal/g, and the heat of fusion is 80 cal/g. The heat…

A: We will need the total heat for three steps 1) converting ice at -15°C to ice at 0°C. 2) converting…

Q: 50g of  copper is heated to increase its temperature by 10 oC.  If the same quantity of heat is…

A: Given  Mass of Cu m=50g mass of water m'=10g Rise in temp of Cu ∆T=100 C specific heat Cu…

Q: How much heat (in kJ) must be added to completely transform the ice (at the melting point) to liquid…

A: Given Mass of ice = 2.0 kg Initial temperature of ice = -8 °C Final temperature of water = 0 °C We…

Q: During a bout with the flu an 80-kg person ran a fever of 39 oC. Consider that the specific heat of…

A: The amount of heat energy to increase the temperature is  H = m c (T' - T)  Where, m is the mass, c…

Q: A container holds 0.70 g of argon at a pressure of 7.5 atm. A) How much heat is required to…

A: SOlution: given that m = 0.7 g P = 7.5 atm

Q: How much heat (in kJ) must be added to completely transform the liquid water (at the melting point)…

A:

Q: The initial temperature of 60 g of ice is -20⁰C. The specific heat capacity of ice is 0.5 cal/g.C⁰…

A:

Q: How much heat is required to convert 5 kg of ice at -20C to steam at +100C? (relevant constants…

A: In order to convert -20°C ice to 100°C steam we have to go through no. Of processes and hence total…

Q: How much water remains unfrozen after 55.2 kJ is transferred as heat from 382 g of liquid water…

A: given, mass of liquid water is  mi=382 g=0.382 kg, The temperature of the freezing point is T0=273 K…

Q: Consider the following selected properties of water: Density (liquid water): d = 1.00 g/mL Heat of…

A: Given,Density of liquid water, ρ= 1 g/mLThe volume of water, v = 54 mLThere is no phase change for…

Q: How much energy is required to increase the temperature of 0.02 kg water by 1°C? [specific heat of…

A: Given data: Mass (m) = 0.02 kg Increase in temperature (ΔT) = 1°C Specific heat capacity of water…

Q: a) How much heat (in joules) is required to raise the temperature of 26.3 kg of water from 18 ∘C to…

A:

Q: A 1-kg block of sub-zero ice is dropped into a large drum of cold water at 0 C. The drum is…

A: This is a question regarding the heat required by an object to change its state. The heat required…

Q: 10. A 30-g ice cube is dropped into a container of liquid nitrogen. How much nitrogen evaporates if…

A: Mass of ice (m) = 30 g  Boiling point of nitrogen = 77K  Latent heat of vaporization = 200 KJ/kg…

Q: How much water remains unfrozen after 61.8 kJ is transferred as heat from 489 g of liquid water…

A:

Q: A steam boiler is made of steel and weighs 900 kg. The boiler contains 400 kg of water. Assuming…

A: Given Mass of steel ms = 900 kg Mass of water mw = 400 kg heat capacity of steel cs = 0.11 kcal/kg K…

Q: A 0.065-kg ice cube at -30.0°C is placed in 0.375 kg of 35.0°C water in a very well-insulated…

A: Please see the answer below

Q: Al changes save mass of 1 kg. What is the final temperature of the water after the Ice melts? (L, =…

A: mass of ice = 200 g Initial temperature of ice = 0 degree celsius Mass of boiling water = 1 kg…

Q: 1) A Sample Of Water That Weigh 25g Absorbs 880J Of Energy. The Water Is Initially At 38.0 'C. What…

A: According to guidelines we need to solve only first question kindly repost other questions in the…