If 155 cal are added to 29.4 g of solid iron, what is the change in temperature of the iron? The specific heat of iron is 0.11calg⋅°C.
If 155 cal are added to 29.4 g of solid iron, what is the change in...
If 125 cal are added to 89.8 g of solid iron, what is the change in temperature of the iron? The specific heat of iron is 0.11 cal g⋅°C.?
A total of 581 cal of heat is added to 5.00g ice at -20 C. What is the final temperature of the ice? Specific heat of H2O (SOLID) = 2.087 Specific heat of H2O (Liquid)= 4.184 Heat of fusion of H2O = 333.6J/g Hint: The total amount of energy needed is equal to the sum of heat needed to warm the ice to 0.0 C, melt the ice and warm the water to its final temperature
A total of 619 cal of heat is added to 5.00 g of ice at −20.0 °C. What is the final temperature of the water? Specific heat of ?2?(?) 2.087 J/(g⋅°C) Specific heat of ?2?(?) 4.184 J/(g⋅°C) Heat of fusion for ?2? 333.6 J/g
help
A 22.9 g sample of iron absorbs 155 J of heat, upon which the temperature of the sample increases from 23.9°C to 38.9 °C. What is the specific heat (s) of iron? Hint: s = (m X AT) O 0.451 J/g-°C O 102 J/g-°C 53,200 J/g-°C O 0.451 J/g-°C 237 J/g-90
A 12.87-g block of solid iron at 68.39 °C is immersed in a 21.10-g pool of liquid propylene glycol with a temperature of 12.68 °C. When thermal equilibrium is reached, what is the temperature of the iron and propylene glycol? Specific heat capacities: iron = 0.444 J/g °C; propylene glycol = 2.50 J/g °C
If a 105 g piece of aluminum (specific heat 216 cal/g°C) at 25.0°C absorbs 542 cal, what will its new temperature be? Use the correct number of significant figures. f 10.0 g of NH NO, added to 50.0 mL of water cause a 14.3°C decrease in temperature, what is the heat of solution for ammonium nitrate per gram? (Assume the specific heat for the solution is 4.184 J/g °C.)
Question 13 4 pts 734 J of thermal energy is added to a 155 g sample of lead that is initially at 25.0 °C. What will be the final temperature (in °C) if the specific heat capacity of lead is 0.130 J/g °C?
Calculate the amount of heat (in loules) that must be added to 50.0 g of water to increase the temperature from 26.3C to 52.70. The specific heat of water is 4.18 J/g C An 50.0 g iron nail was heated in a blacksmith forge until it glowed cherry red. It was then dropped into a calorimeter containing 50.0 g of water at room temperature (21.5°C) and swirled gently until the temperature reached its maximum. The final temperature was 26.0 C....
When 702.5 J of heat energy is added to a 53.0 g sample of solid copper, the temperature increases to 87.6°C. What was the original temperature of the solid in °C? The specific heat capacity of solid copper is 0.385 J/g • K.
5) Show that Q total in cal is needed to change 50 g of 0 ̊C ice to steam at 100 ̊C. (a) Show that Q in cal, Quantity of heat is needed to increase the temperature of 50 g water from 0 ̊C to 100 ̊C. The specific heat capacity for water is 1 cal/g•̊C. (b) Show that Q in cal, Heat of fusion is needed to melt 50 g of 0 ̊C ice. The heat of fusion Lffor...