5) If 78.6 g piece of iron is dropped into 100.0 g of water initially at 24.6 °C. The final temperature of both wat...
4) If 46.2 g piece of aluminum is cooled from 84.5 °C to 29.5C, how much energy was lost by aluminum? (specific heat of aluminum is 0.901 J/(g.°C)) 5) If 78.6 g piece of iron is dropped into 100.0 g of water initially at 24.6 °C. The final temperature of both water and iron was measure at 28.5 °C. Calculate the initial temperature of iron? (Specific heat of water and iron from #1)
3) If 28.0 g of water at 26.4 °C gain 5,563 J of heat, what is the final temperature of water? (Specific heat of water is 4.184 J/g.°C)) 4) If 46.2 g piece of aluminum is cooled from 84.5 °C to 29.5 °C, how much energy was lost by aluminum? (specific heat of aluminum is 0.901 J/(g.°C)) 5) If 78.6 g piece of iron is dropped into 100.0 g of water initially at 24.6 °C. The final temperature of both...
A piece of titanium at 100.0°C was dropped into 50.0 g of water at 20.0°C. The final temperature of the system was 22.6°C. What was the mass of the titanium? Specific heat (J/g°C) titanium 0.54 water 4.184
A 28.8 g piece of iron and a 20.7 g piece of gold at 100.0°C were dropped into 630.0 mL of water at 19.0°C. The molar heat capacities of iron and gold are 25.19 J/(mol·°C) and 25.41 J/(mol·°C), respectively. What is the final temperature of the water and pieces of metal?
A 1.8 kg piece of a metal initially at a temperature of 180o C is dropped into the water with mass of 14 kg. The water is in a container made of the same metal with mass 3.6 kg. The initial temperature of the water and container is 16.0o C, and the final temperature of the entire system (including the container) is 18.0o C. Calculate the specific heat of the metal. * Heat of fusion of water: 3.33
please help me. Thanks A piece of copper metal weighing 36.3 g is initially at 100.0 degree C. It is dropped into a coffee cup calorimeter containing 50.0 g of water at a temperature of 20.0 degree C. After stirring, the final temperature of both copper and water is 25.0 degree C. Assuming no heat losses, an that the specific heat capacity of water is 4.184 J/g degreeC, what is the specific heat capacity of the copper in J/g degreeC?
A metal alloy bolt is initially at 100.0 degrees * C . It is dropped into a coffee cup calonmater Containing 50.0 g of water at a temperature of 20.0*C. After stirring, the final temperature both bolt and water is 25.0 degrees * C . Assuming no heat losses, and that the specific heat capacity of water is 4.18J / (g - K) what is the heat capacity of the boltin nd / K ? QUESTION 5 A metal loy...
A 24.65 apiece of iron and a 20.60 g piece of gold at 100.0 degree C were dropped into 770.0 mL of water at 21.70 degree C. The molar heat capacities of iron and gold are 25.19 J/(mol degree C) and 25.41 J/(mol, degree C), respectively. What is the final temperature of the water and pieces of metal?
6) If 15.4 g piece of aluminum is dropped into 654 g of water at 264 °C. The initial temperature of aluminum is 98.4°C. Calculate the final temperature of both water and aluminurn? (Specific heat of water and aluminum is from #1) 7) Calculate Enthalpy of the following reaction (Hz) from standard enthalpies of formation (H) from the table below. (a) C2H5OH(L) + 3 029) - 2 CO2(g) + 3 H2O(1) (b) 3 N0369) + H20(1) - 2 HNO3(aq) +...
A silver block, initially at 56.4 ∘C, is submerged into 100.0 g of water at 24.6 ∘C, in an insulated container. The final temperature of the mixture upon reaching thermal equilibrium is 27.4 ∘C. What is the mass of the silver block?