joules lost when 78.1 g of water cools from 86.4∘C to 3.6 ∘C
Part C the energy lost when 74.5 g of water cools from 86.4 C to 4.7 C SubmitP Previous Answers Request Answer Incorrect: Try Again Part D
Calculate energy in joules and calories, when 15.0g of ethanol is lost, C2H6O,cools from 60.5 to 42.0 ,Ethanol has 0.588cal/g degree Celsius and 2.46j/g degree Celsius
2. Calculate the heat (in calories) lost by 115 g of water as it cools from 91.4 °C to 15.4 °C.
How much heat is lost when a solid iron nail weighing 23.00 g cools from 675.0 °C to 133.6 °C? (The specific heat of Fe is 0.450 J/g °C). A 563 J. B 5603 J. C 27670 J. D 2767 J. Question What mass of benzene is cooled from 83.8 °C to 77.1 °C when 167 J of energy is transferred out of the system? (The specific heat of benzene is 1.740 J/g °C). A 1.43 g. B 167 g...
How much heat is released when 150. g of iron cools from 525°C to 100°C? (Cp = 0.44 J/gºC) A 50.0 g block of glass (Cp = 0.50 J/gºC) absorbs 333 joules of heat energy. How much does the temperature of the glass rise? The temperature of a silver coin (Cp = 0.24 3/9°C) falls by 353 °C as it releases 5,550 Joules of heat. What is the mass of the coin 5.
A hot lump of 30.9 g of iron at an initial temperature of 86.4 °C is placed in 50.0 mL H, initially at 25.0 °C and allowed to reach thermal equilibrium. What is the final temperature of the iron and water, given that the specific heat of iron is 0.449 J/(g.°C)? Assume no heat is lost to surroundings.
What is the energy change when 21.0 grams of water cools from 53.0 °C to 20.5 °C?
39. What is the total number of joules absorbed by 65.0 g of water when the temperature of the water is raised from 25.0°C to 40.0°C?
How much heat is released from a 500 g iron rod when it cools from 125°C to 20°C? The specific heat of Fe is 0.451 J/gºC
A hot-water bottle contains 791 g of water at 75 degree C. If the water cools to body temperature (37 degree C), how many kilojoules of heat could be transferred to sore muscles? Express your answer to two significant figures and include the appropriate units.