[COC14]¯ (alc) + 6H,O(alc) [Co(H,O),J?+ (alc) + 4C1¯(alc) deep blue rose pink

Q: Suppose that the molar enthalpy of a reaction is -73.45 kJ/mol and 4.222 moles are reacted. How many…

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Q: Which of the following does NOT describe an exothermic reaction? Heat is released from the reaction…

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Q: Ethanol (C2H5OH) is used as a base for many fuels. Assume it undergoes complete combustion. How much…

A: The complete combustion reaction for ethanol is given as: C2H5OH(l) + 3O2(g) ----> 2CO2(g) +…

Q: A student is using calorimetry to determine the heat of solution for various salts. When the student…

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Q: 1. A 32.07 gram sample of vanadium was heated to 75 deg. It was then dumped in which the initial…

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Q: A calorimeter is used to measure the heat transferred between objects or in a chemical or physical…

A: ASSUMPTIONS IN CALORIMETRY : 1. no heat is transferred between the calorimeter and the outside…

Q: Which of the following statements is TRUE about an exothermic process?

A: Exothermic process are the process in which heat is released by the system  to surrounding…

Q: The temperature of 756 g of water in a calorimeterincreases from 23.2°C to 37.6°C. How much heat…

A: Given: Mass = 756g Initial temperature= 23.2oC Final temperature= 37.6oC To find: The heat given off…

Q: 5. Calculate the approximate final temperature of water in a coffee cup calorimeter if 33.9 kJ of…

A: Use calorimetry principle to get answer Heat flow from high temperature to low temperature. Heat=…

Q: true or false An exothermic reaction feels cold to the touch because heat is absorbed by the…

A: Given Statement An exothermic reaction feels cold to the touch because heat is absorbed by the…

Q: What are Endothermic Processes?

A: The endothermic processes has to be explained.

Q: If AH = -54.74 kJ for a chemical reaction, that reaction O is endothermic cannot occur is exothermic

A: In endothermic reaction heat is require while in exothermic reaction heat is given off.

Q: Which of the following statements are true? AH for an endothermic reaction is positive AH for an…

A: The objective of the question is to identify the statements that are true.

Q: If the energy change for a system is equal to the mass of the substance x the change in temperature…

A: Specific heat is the amount of heat needed for one gram of a substance to increase its temperature…

Q: 2. A system performs 3.63 kJ of work and gives off 8.98 kJ of heat. What is the change in energy of…

A: To solve this problem we will use First Law of Thermodynamics  .  According to this law  ∆E = q + w…

Q: 5.04 x 10-3 mole of a compound is added to 41.0 g of water in a styrofoam cup and stirred until it…

A: Given,Mass of water = 41.0g.Temperature change = 23.4600C – 23.4200C…

Q: The molar heat of solution (AH,0ln) of sodium hydroxide is -445.1 kJ/mol. In a certain experiment,…

A: Molar heat of solution is defined as the energy released or absorbed per mole of solute being…

Q: Which of the following processes always results in an increase in the energy of a system? O The…

A: Which of the following processes always results in an increases in the energy of a system has to be…

Q: The amount of energy required to raise the temperature of a substance by 1 K (1 °C) is its heat…

A: We have to conclude what is the term called in chemical thermodynamics when 1g of substance is…

Q: A gas expands and does work on the surroundings equal to 2.17 L atm. At the same time, it releases…

A: First law of thermodynamics It states that the internal energy of a system is equal to the heat…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.52 kg sample…

A: Given, Mass of C6H4F2 sample = 1.52 Kg Amount of heat = 2.83 * 104 J Temperature raises from - 0.9◦C…

Q: A gas expands and does work on the surroundings equal to 3.55 L atm. At the same time, it releases…

A: Energy is calculated as follows

Q: In a simple calorimeter, a piece of metal weighing 48.67 g was heated to 120.0 °C and then put it…

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Q: FL HNO3 (1 mole) H2SO4, heat ?

A: Given that, the reaction is:

Q: Suppose the 25.0 g of the following substances all initially at 27.0 °C absorb 2.35 kJ of energy.…

A: Answer:- This question is answered by using the simple concept of calculation of final temperature…

Q: 1. 50.0 g of water are added to a calorimeter at 22.35°C. An additional 50.0 g of water are heated…

A: 1. The energy difference of the heat energy gained by cold water and the heat energy lost by hot…

Coordination Chemistry

It is a part of chemistry, in which the study of compounds that have central atoms surrounded by molecules or ions, known as ligand, is known as coordination chemistry.