WebApr 27, 2024 · Updated April 27, 2024. By John Papiewski. A Styrofoam cooler does a good job of keeping things cold because the material is a poor conductor of heat. A …
physical chemistry - Calculating the heat capacity of a calorimeter ...
Web10061ml of water was placed in a Styrofoam cup weighing 2.2grams along with a 2Ω resistor. The resistor was wired directly to a voltage supply set to deliverer 4.260.1A of current at 9.260.1V. This delivered 38.560.2W of power or 580J of energy every 15s. The results of the heating are show in Table1. The water was replaced with 20061ml of WebUse the calculated specific heat capacity to identify the unknown metal. Experiment 1) An empty Styrofoam calorimeter was placed on the analytical balance and had a mass of 15.6781g. Calorimeter 2) 15mL of water was placed in the calorimeter. 15mL of water 3) The calorimeter and water were placed on the analytical balance and had a mass of 30 ... h&m sarca
Experiment_619_Heat of Solution_1_1_3 - Chemistry …
WebSteps. 1. To build the calorimeter, take one styrofoam cup and place it inside the other. Next, use your Exacto knife to cut the cardboard into a circle that fits snuggle on top of the cup. Be ... WebWrite about the precision of the thermometers to correctly answer this question. 2. What errors are caused by doing multiple trials with pieces of ice that are very large? Write about the ability of a Styrofoam calorimeter to stop the … WebOct 27, 2014 · This quantity is known as the calorimeter constant and varies depending on the materials and mass of the calorimeter. Styrofoam absorbs more heat per gram than steel, but the steel calorimeter is probably heavier. With a fast reaction there is the additional fact that the styrofoam calorimeter probably never comes up to the full … hmsa pcp number