show work 8. A sample of metal at 20.0°C is warmed to 123°C when 274cal is...
A Sample of Iron at ( 23.0 C ) is warmed at 108.0 C when 872 Cal of heat is added. What is the mass of the iron? (ciron= 0.108 kcal/kg C) Answer has to have G after it.
a sample of silver at 22.0°c is warmed to 125°c when 294cal is added. what is the mass of the silver
please show work? Question 34 (8 points) A 50.0 g sample of H20 at 100.00°C was placed in an insulated cup. Then 25.3 g of a metal at 25.00°C was added to the water. The temperature of the water dropped to 96.68°C. What is the specific heat of the metal in J/g°C? The specific heat of water is 4.184 J/g°C. Assume that the heat absorbed by the cup is negligible. Please report your answer to the correct number of significant...
8. How many heater to h 9. A 200.0 g 2.6 kcal of V 1UAU C to 70.0°C. About how many minutes did this take? 9. A 100.0 g sample of metal is warmed 20.0°C when 60.0 cal is added. What is the specific heat of this metal?
. 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 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 H2O is 4.18 J/g. °C.) A) -0.48 J/g. °C B) 0.24 J/g °C C) 0.48 J/g °C D) 0.72 J/g °C E) 0.96 J/g. "C
How much heat is gained by nickel when 29.2 g of nickel is warmed from 18.3°C to 69.6°C? The specific heat of nickel is 0.443 J/(g. °C). 0 2.37 × 10², 09.00 x 102, 22.73 6.64 x 102) 30.8) Question 11 (1 point) A 170.0-g sample of metal at 78.0°C is added to 170.0 g of H2O() at 15.0°C in an insulated container. The temperature rises to 17.9°C. Neglecting the heat capacity of the container, what is the specific heat...
An unknown sample of metal with a mass of 20.0 grams absorbed 210 joules of energy. The temperature of the metal increased from 25.0°C to 70.0°C. Calculate the specific heat of the metal. What is the identity of the metal? gold silver copper iron aluminum
3. Calculate the heat absorbed by 25.0 g of water needed to raise its temperature from 20.0°C to 65.0'C. The specific heat of water is 4.18 J/gºC. Show your work Final Answer 4. Aluminum metal has a specific heat of 0.901 J/g C. How much heat is transferred to a 6.75 g piece of aluminum initially at room temperature, 20.0°C, when it is placed into boiling water? The temperature of boiling water is 100°C. Show your work Final Answer 5....
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...