> What type of system and process does the Water Heater that takes-in cold water and releases-out hot water for you during a bath in a hotel you visited during the raining season? Explain appropriately.

Q: A coffee cup calorimeter was used to measure the heat of solution, the change in enthalpy that…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: 2. Write down the chemical reaction for the heating of the hydrated form of copper II sulfate. The…

A: Mass of hydrated copper sulphate = 4.1g  Mass of anhydrated copper sulphate = 2.6g  Mass of water =…

Q: Sodium chloride is added in cooking to enhance the flavor of food.  When 10.0 g of NaCl is…

A: Given that 669 J of heat is absorbed. q = +669 JAs heat is absorbed in the reaction from water in…

Q: A generic solid, X, has a molar mass of 61.8 g/mol. In a constant-pressure calorimeter, 18.6 g of X…

A: Answer:- This question is answered by using the simple concept of calorimetry which states heat lost…

Q: If 27.5 g of MgCl₂ are dissolved 500.0 g of water at 20.0 °C in an insulated container, a…

A: Given that, The mass of the MgCl2 is 27.5 g. The mass of the water is 500.0 g. So, the total mass of…

Q: expior ehais! about your favorite summertime material. (A) What is the material made out of (i.e.,…

A: Cotton fiber is one of the highly acclaimed natural fibers under the genus of Gossypium made up of…

Q: A 8.17 g sample of an unknown salt (MM = 116.82 g/mol) is dissolved in 150.00 g water in a coffee…

A: Guideline message: In case of multiple subparts, ideally the first 3 subparts should be answered, if…

Q: A generic solid, X, has a molar mass of 78.7 g/mol. In a constant-pressure calorimeter, 21.2 g of X…

A: Given,  Molar mass of solid X = 78.7 g/mole  Mass of X = 21.2 g  Mass of H2O = 299 g  Initial…

Q: What is the Simpliest form of substance

A: What is the Simpliest form of substance

Q: A solution is made by mixing 285.0 mL285.0 mL of ethanol initially at 12.0 ∘C12.0 ∘C with 285.0…

A:

Q: ne signof the ermthalpy Change ( 1) 2. A student performs a reaction and determines the enthalpy…

A: Here the enthalpy change is positive.

Q: Dissolution is an endothermic process when 100 mL of water dissolves 5 grams of a solid compound.…

A: Dissolution is a endothermic process when 5g solid is dissolved into 100 ml of water.  Direction of…

Q: A generic solid, X, has a molar mass of 64.4 g/mol. In a constant-pressure calorimeter, 30.1 g of X…

A: Given that : The molar mass of solid X=64.4 g/molThe mass of X used=30.1 gMass of water used=329…

Q: What is true about the specific heat of ice and water? *   the same since they are essentially made…

A: When one gram of substance is heated by one degree celsius then the amount of heat which is required…

Q: Three perfect gases, all at a temperature of 25°C, are placed into a box with sides of length 1m,…

A:

Q: 1. How much heat (in kJ) will be absorbed by a 28.3 g piece of aluminum (specific heat = 0.930…

A: Hello, since your question has multiple parts, we will solve the first question for you. If you want…

Q: A 10.1 g sample of NaOH is dissolved in 250.0 g of water in a coffee-cup calorimeter. The…

A: When NaOH dissolved in water it increases temperature of water because the dissolution reaction is…

Q: A solution is made by mixing 212.0 mL of ethanol initially at 10.0 C with 212.0 mL of water…

A:

Q: mass m = 0.056 kg of benzene vapor at its boiling point of 80.1 °C is to be condensed by mixing the…

A:

Q: Public water systems often add fluoride to drinking water because, in the proper amounts, fluoride…

A: a) Given in the question, Annual average of maximum daily air temperature = 17.8 - 21.4 For this…

Q: A generic solid, X, has a molar mass of 75.0 g/mol. In a constant-pressure calorimeter, 18.8 g of X…

A: Mass of solid = 18.8 g molar mass of solid = 75.0 g/mol mass of water =303 g temperature (T1) =…

Q: mixtures =) Complete: A mixture is composed of substances which are not chemically combined.…

A: Let us define the mixture and then fill the blanks.

Q: A generic solid, X, has a molar mass of 69.9 g/mol. In a constant-pressure calorimeter, 47.9 g of X…

A:

Q: A hot cup of tea placed near an open window to cool. Which of the following statements best…

A: Given: Hot cup of tea placed near an open window to cool.

Q: A diamond is said to last forever. Many believe this eternal existence is related to its hardness…

A: Diamond is an allotrope of carbon. It is a solid form of carbon with its atoms ordered in a crystal…

Q: A generic solid, X, has a molar mass of 65.9 g/mol. In a constant‑pressure calorimeter, 20.5 g of X…

A: Calorimetry can be used to determine the heat transfer associated with a reaction by measuring the…

Q: Fill in the blank by the name of the definition: Heat of __________ is the quantity of heat…

A: Heat : Heat is the mode of transfer of energy from one system to another. It is due to the…

Q: What type of a system and process does water heater that takes in cold water a

A: Heat transfer process takes place in a heater, where the energy is derived from the an external…

Q: A pure sample of Substance S is put into an evacuated flask. The flask is then heated steadily and…

A:

Q: A generic solid, X, has a molar mass of 61.8 g/mol. In a constant-pressure calorimeter, 18.6 g of X…

A:

Q: A generic solid, X, has a molar mass of 83.5 g/mol. In a constant-pressure calorimeter, 29.5 g of X…

A: Data given: The mass of generic solid (X) = 29.5 g Molar mass of the generic solid (X) = 83.5 g/mol…

Q: Solve this

A: Introduction: Specific heat: The quantity of heat required by a 1 mole of a substance to raise the…

Q: Liquid ammonia (boiling point = –33.4°C) can be used as a refrigerant and heat transfer fluid. The…

A: Since in the above heating process, we are crossing the boiling point of ammonia  Hence the heating…

Q: Calculate the molar enthalpy for dissolving 25 g of NaCl in 100g of water inside a calorimeter. The…

A: Given: The mass of NaCl = 25 g The mass of water taken = 100 g The calorimeter heat capacity = 500…

Q: 300mL of a 2.500 M solution X was mixed with 300.0 mL of a 2.500 M solution Y in a calorimeter. Both…

A: Given that,  Volume of 0.2500 M X solution  = 300 mL Volume of 0.2500 M Y solution = 300 mL Total…

Q: A student mistakenly uses 0.31g Mg. Will the temperature change of the solution be affected/ If so,…

A: Given that -  Mass of magnesium mistakenly used = 0.31 g  Mass of magnesium actually used = 0.15 g…

Q: A hot cup of tea placed near an open window to cool. Which of the following statements best…

A: The given statement is : A hot cup of tea placed near an open window to cool.

Q: 4 Is a phase change a chemical change? Why or why not?

A: Ans) Phase changes are physical changes that take place when matter changes energy states, but…

Q: Which statements are true concerning a substance with a high specific heat? Select one or more: O…

A: Specific heat of any substance is defined as the amount of heat required to raise the temperature of…

Q: How many grams of water can be heated from 16.0 °C to 95 °C using 125 kJ?

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: A copper block of volume 1 L is heat treated at 500ºC and now cooled in a 200-L oil bath initially…

A:

Q: Would the amount of heat absorbed by the dissolution as given below appear greater, lesser, or…

A: The answer for the first question is given below. Kindly repost the other questions as separate one

Q: A generic solid, X, has a molar mass of 82.3 g/mol. In a constant-pressure calorimeter, 46.1 g of X…

A: Given phase change reaction;  X(s) ----->  X(aq) amount of solid X  to be dissolve in water =…

Q: The specific heat of zinc is 0.096 cal/goC.  Determine the amount of heat energy required to raise…

A: Applying formula Q= mc∆t

Q: )Which of the following cannot leave or enter a closed system: heat, work, or matter? Which cannot…

A: The system consists of those molecules which are reacting.The surroundings are everything else; the…

Q: How much heat is gained by the water? B. How much heat heat is lost by the zinc metal? C. From the…

A: To solve this problem we will use the formula   q = m • C •∆T  Where , q = heat released or absorbed…

Q: how much heat energy was required to dissolve the sample of KOH

A:

Q: Explain the concept of specific heat and how the specific heat of water enables the human body to…

A:

Q: If 30.5 g of LiBr are dissolved 350.0 g of water at 20.0 °C in an insulated container, a temperature…

A: The mass of LiBr = 30.5 g The mass of water = 350.0 g The temperature of water = 20.0 °C ΔH of…