A 200.0 G CHINA SERVING BOWL IS WARMED 65.0 c WHEN IT ABSORBS 2.6 kcal of heat from a serving of hot food. what is the specific heat of the china dish?please show work
iPad 6:32 PM * 33% Exit A 50.0 g silver spoon at 20.0°C is placed in a cup of coffee at 90.0°C. How much heat (in kcal) does the spoon absorb from the coffee to reach a temperature of 89.0°C? (Assume Csilver-0.056 kcal/kgC.) Question 13 1 pts A 200.0 g china serving bowl is warmed 65.0°C when it absorbs 2.6 kcal of heat from a serving of hot food. What is the specific heat of the china dish? Question 14...
YUILLE SUUS4 Luke Question 7 1 pts 150 kcal of heat raises the temperature of 2.0 kg of material by 400 F What is the material's specific heat capacity? 0.19 kcal/kg.C 1.31 kcal/kg-C 0.34 kcal/kg.Cº 0.75 kcal/kg-C 1.35 kcal/kg-C Question 8 1 pts A 50.0-9 sample of a material at 80.0"C is dropped into a calorimeter containing 100.0 g of water at 20.0°C. When the mixture reaches thermal equilibrium, it is at a temperature 24.0'C. If heat transfer to the...
.1. A 2.50 kg block of ice at 0°C is added to a picnic cooler. How much heat (in kcal) will the ice remove as it melts to water at 0°C? 2. A 300.0 g pot of water at room temperature (25.0°C) is placed on a stove. How much heat (in kcal) is required to change this water to steam at 100.0°C? 3. Spent steam from an electric generating plant leaves the turbines at 110.0°C and is cooled to 95.0°C liquid water...
Question 8 200.0 g of H20 at 50.0°C cools to 26.0 °C. How many kj of heat did it lose to the environment? The specific heat, c, of water is 4.184 J/g-C. Watch units! 8.28 kJ 11.5 kJ 46.1 k 14.0 kJ 25.2 k 43.0 kJ 35.2 k 20.1 k
A 0.500 kg piece of granite is heated 21.5 °C by a sitting in the sun and thereby absorbs 8.5 kcal of heat. What is the specific heat of the granite rock? . 4. An electric current heats a 221 g (0.221 kg) copper wire from 20.0 °C to 38.0 °C. How much heat was generated by the current? (copper = 0.093 kcal/kgCo) How much heat is required to change 0.500 kg of water from a liquid at 50. °C...
1)350.0 g of H2O at 30.0 oC is heated to 85.0 oC. How many kJ of heat did it gain from the environment? The specific heat, c, of water is 4.184 J/g·C . 2)A sample of a metal at 90.00°C was added to 200.0 g H 2O at 21.00°C. The temperature rose to 24.50°C. [Specific heat of H 2O is 4.184 J/(g °C). Specific heat of the metal is 0.949 J/(g°C). How many grams of metal was it?\ 3)Use the...
7. How many calories are required to increase the temperature of 13 g of alcohol from 11 °C to 23 specific heat of alcohol is 0.59 cal/g °C. A. 83 cal B. 0.54 cal C. 92 cal D. 170 cal E. 0.63 cal 9. A cheeseburger from a fast food restaurant contains 19 g of fat, 20 g of carbohydrate, and 28 g of protein How many kcal of energy does the cheeseburger contain? (The caloric values are: 4 kcal/g...
9) How much energy in Kcal is needed to take 340 g of water at 6.0 degrees Celsius to steam at 127.0 degrees Celsius? ALSO indicate this process as a heating curve on the axes below. [the specific heat of ice, water and steam are 0.47, 1.00, and 0.48 cal/g oC respectively, Also the Heat of Fusion and Heat of vaporization of water are 80, and 540 cal/g respectively] You may or may not need all of these numbers. hny...
For the unbalanced combustion reaction shown below, 1 mol of ethanol, C2H5OH, releases 327 kcal (1370 kJ). C2H5OH+O2→CO2+H2O How much heat (in kilocalories) is released from the combustion of 7.38 g of ethanol? How many grams of C2H5OH must be burned to raise the temperature of 360.0 mL of water from 20.0 ∘C to 100.0 ∘C? (The specific heat of water is 1.00 cal/g⋅∘C or 4.184 J/(g⋅∘C). Assume the density of water at 20.0∘C is 1.00 g/mL.