A 150.0-g sample of metal at 80.0°C is added to 150.0 g of H20 at 20.0°C....
solve both pls -> XCIO DE D Question 27 A 150.0-g sample of metal at 80.0°C is added to 150.0 g of H20 at 20.0°C. The temperature rises to 23.3°C. Assuming that the calorimeter is a perfect insulator, what is the specific heat of the metal? [Specific heat of H20 is 4.18 J/g °C).) -0.48 J/g °C) 0.96J/g • °C) 0.72 J/g °C) 0.24J/g • °C) 0.48 J/g °C) Question 28 What is the change in enthalpy for the production...
1. (10 pts) A 150.0 g sample of a metal at 75.0 °C is added to 150.0 g H20 at 15.0 °C (s.h. = 4.184 J/g °C). The temperature of the water rises to 18.3 °C. Calculate the specific heat capacity of the metal, assuming that all the heat lost by the metal is gained by the water.
. A 150.0 g sample of a Metal was heated to 95.0°C. When the hot metal was placed into 100.0 g of water in a calorimeter, the temperature of the water increased from 20.0°C to 35.0°C. The specific heat of water is 4.184 J/g °C. a) What is the specific heat of the metal? Kb) What would the final temperature be if the mass of water was 150.0 q?
A piece of metal of mass 35.0 g at 100.0°C was placed in 150.0 g of water at 20.0 °C. After stirring, the final temperature of the water and the metal is 23.8°C. What is the specific heat capacity of the metal? (specific heat capacity for H2O = 4.184 J/g °C) O-0.89 J 8°C 19.6 J/g °C 1.96J/g °C O 0.89 J/g °C
QuesLIUI A 170.0-g sample of metal at 83.00'C is added to 170.0 g of H 200) at 15.00°C in an insulated container, The temperature rises to 18.16°C. Neglecting the heat capacity of the container, what is the specific heat capacity of the metal? The specific heat capacity of H 2011) is 4.18 J/("C). a 20.5 JgC) 5.4.18 °C) C 85.6J/(g°C) 0.0.204 J/g °C) -0.204 J/(g°C) Question 2 of 21
A 21.3 g sample of a metal was heated to 61.67°C. When the metal was placed into 17.8 g of water in a calorimeter, the temperature of the water increased from 25.00°C to 30.00°C. What is the specific heat of th metal? The specific heat of water is 4.18 J/g. °C). Specific heat- J/g °C) Submit Answer Try Another Version 10 item attempts remaining
A 94.1 g metal sample is heated to 102.4°C and transferred to 100.0 g H20 at 22.0°C in a calorimeter. Equilibrium temperature is 26.4°C. Specific heat of metal is? {SH20=4.184 J/gºC; q=smAT; AT=Tfinal-Tinitial} Answer to 2 significant figures. Do not include the unit 18°C
A 18.7-g sample of ice at -13.1°C is mixed with 118.5 g of water at 80.0°C. Calculate the final temperature of the mixture, assuming no heat loss to the surroundings. The heat capacities of H2O(s) and H2O(l) are 2.03 and 4.18 J/g∙°C, respectively, and the enthalpy of fusion for ice is 6.02 kJ/mol.
[References) A 18.0-g sample of ice at -13.6°C is mixed with 105.1 g of water at 80.0°C. Calculate the final temperature of the mixture, assuming no heat loss to the surroundings. The heat capacities of H2O(8) and H2O(l) are 2.03 J/g.°C and 4.18 J/g.°C, respectively, and the enthalpy of fusion for ice is 6.02 kJ/mol. Temperature = ГС Submit Answer Try Another Version 5 Item attempts remaining
Page |62 ADDITIONAL or OPTIONAL QUESTIONS 4. A 150.0 g sample of aluminum, c 0.90 J(gxoC), is heated to 250.0 °C and rapidly dropped into a calorimeter containing 100.0 g of water, c = 4.18 J/(gx°C), at 22.0 °C. What is the final temperature of water in the calorimeter? Assume no heat escaped from the calorimeter