A 20.00 g metal is heated in a test tube to 95.0 C and added to 50.0 g of water in a coffee cup calorimeter. The water temperature changes from 25.0 C to 28.0. Find the specific heat capacity of the metal in J/g C.  specific heat capacity of water is 4.18J/g c.

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 378.0 mg sample…

A: mass = 378.0mg = 0.378g Initial Temperature = 30.4oC Final Temperature = 43.1oC Heat required = 20.1…

Q: A chemistry student was tasked to determine the specific heat of a 50.0 g rock sample which has a…

A: O. 633 J/g°C

Q: A calorimeter is charged with 57.9 mL of water at 25.0 °C. After a reaction takes place in the…

A: Given, Volume of water = 57.9 mL Density of water = 1.00 g/mL Initial temperature (Ti) = 25°C Final…

Q: What is the final temperature of a 56 g sample of water if the initial temperature was 4.0°C and it…

A: Given: Mass, m = 56 g Heat, q = 3046 J Specific heat of water, c = 4.184 Initial temperature, Ti =…

Q: If 63.50 g of an unknown metal at 97.6 °C initially produced a resulting temperature of 39.5 °C when…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: The change in enthalpy (heat of solution) for ammonium nitrate dissolving in water is 25.7 kJ/mol.…

A: Given,  The change in enthalpy (heat of solution) for ammonium nitrate dissolving in water is 25.7…

Q: 1. A 500. g cube of lead is heated from 25 °C to 75 °C. How much energy was required to heat the…

A:

Q: A sample of iron absorbs 62.3 J of heat, upon which the temperature of the sample increases from…

A: The amount of heat required is related to specific heat capacity as,…

Q: piece of unknown metal has a mass of 217 g. The metal absorbs 1.43 kJ of heat, its tempeature…

A: Given data  Heat absorbed by the metal = 1.43 KJ= 1.43×1000 = 1430 J  (1 KJ = 1000 J) M = mass of…

Q: A chemist placed a 1.195 g sample of fuel in a bomb calorimeter which was immersed into 2.00 L of…

A: The mass of the fuel sample is = 1.195 g The increase in the temperature of the water is = 20.1oC to…

Q: An amount of food is burned and releases 6800.0 calories of energy. What mass of water can be heated…

A: The amount of heat transferred in a system is calculated as follows,…

Q: A chunk of lead at 91.7°C was added to 400.0 g of water at 15.5°C. The specific heat of lead is…

A: Just apply  Heat given = Heat taken

Q: What is the heat capacity of 265 grams of water? The specific heat of water is 4.184 J/g °C.

A: • The values provided in the question are:-  i) Mass of water, m = 265 g  ii) Specific heat capacity…

Q: 108. A 25.0-mL sample of ethanol (density initially at 7.0 °C is mixed with 35.0 mL of water…

A: The values are given as follows:

Q: A chemical reaction is carried out in a 30.0 g calorimeter. The calorimeter has a specific heat of…

A: Here the heat released by the reaction is absorbed by both the calorimeter and water inside the…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 112.0 g sample…

A:

Q: A piece of metal with a specific heat of 1.09 J/gºC is heated to 108ºC and then placed in 139.785 g…

A: Given that: Mass of water = 139.785 gInitial temperature of water = 1.7oCFinal temperate of water…

Q: specific

A:

Q: If 171.4 grams of water must be heated from 8.00°C to 85.0 °C to make a cup of tea, how much heat…

A: The solution is as follows :

Q: A 28.4 g sample of aluminum is heated to 39.4 ̊C, then is placed in a calorimeter containing 50.0 g…

A:

Q: In the laboratory a student finds that it takes 62.4 calories to increase the temperature of 15.0…

A: Given :-  Heat absorbed = 62.4 cal  Mass of Mg = 15.0 g  Initial temperature = 20.9 oC  final…

Q: A calorimeter holds 50 g water at 29.0°C. A sample of hot iron is added to the water, and the final…

A:

Q: If a 42.0g piece of steel at 75.0 degrees C is placed in 150.0 g of water at 25.5 degrees C, what is…

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 203.0 g sample…

A:

Q: A student is asked to identify an unknown piece of metal. The metal has a mass of 12.34 g. It is…

A: Given data,Mass of metal=12.34gTemperature of metal (Tm)=99.98oCVolume of water=103.25mLDensity of…

Q: A 110.-g sample of copper (specific heat capacity = 0.20 J/°C g) is heated to 82.4°C and then placed…

A: Given : Mass of copper = 110 g Specific heat capacity of copper = 0.20 J/°C.g Initial temperature of…

Q: When a  brass black was dropped into a 124-gram water, the water temperature increased from 21.0°C…

A: Given,Mass of water, mwater = 124 gMass of brass, mbrass = 77.764 gInitial temperature of water =…

Q: A 27.5g piece of aluminum sits in a room and cools.  It loses 6120.0 J of heat. If the initial…

A: Mass of Aluminum piece = 27.5 gHeat loose = - 6120 JInitial Temperature = 157.3°CFinal Temperature =…

Q: 1. A thermometer placed in a solution undergoing a chemical reaction indicates an increase in…

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…