Whenever energy is transformed from one form to another, some of the energy is always converted into _ energy.

Q: How does the entropy of the surroundings change during an exothermic reaction? An endothermic…

A: Solution- Entropy of surrounding will increase during an exothermic reaction because heat is…

Q: 11. An electric motor produces energy to turn a fan blade. The energy used to turn the fan blade is…

A: Answer

Q: Assume the following 5 pure substances all have the same mass of 50 grams, and absorb the same…

A: The specific heat capacity for a given chemical substance or a solution refers to the amount of the…

Q: If two substances have the same mass, it requires more heat to heat a substance that has a higher ,…

A: Answer :- c) specific heat  If two substances have the same mass, it requires more heat to heat a…

Q: Give 5 examples of instances or activities that require or produce energy.Where this energy came…

A: The 5 examples of energy are: a) cooking of food: In this process, the heat energy is converted to…

Q: Carry out the following conversions of energy units: a. 27.0 Btu into calories cal b. 1.9 x 10° cal…

A: Consider the energy conversions is as follows; 1 Btu = 252.164 cal 1 cal = 4.186 joules 1 mJ =…

Q: 5.1.4 The label on packaged food indicates that it contains 215 Calper serving. Convert this amount…

A: Given data: The energy of packaged food = 215 Cal. To convert: Energy from Cal to joules (J).

Q: 2OF2(g)  ---->  O2(g) + 2 F2(g)             ∆H= -49.4 kJ   How much energy (in kJ) is released…

A: Oxygen difluoride decomposes into oxygen and fluorine. The equation for the balanced chemical…

Q: A 5.80-g sample of copper is heated from 55.0°C to 75.0°C. The amount of energy required is 23.20 J.…

A: Given information: Mass of sample = 5.80 g Initial temperature = 55.0°C Final temperature = 75.0°C…

Q: 17. What would happen to an objects potential energy as it begins moving? O Potential energy would…

A: Explanation is given as follows

Q: A 5.00-g sample of liquid water at 25.0 °C is heated by the addition of 84.0 J of energy. T

A:

Q: Compare and contrast work energy and heat energy. How does this apply to thermodynamics? Use the…

A: Energy can take various forms. We all know that energy can change its form but can neither be…

Q: Heat transfer in a reaction is 8740 J. Write the correct value (with correct sign) for q if heat is…

A: Given The heat transfer in the reaction = 8740 J

Q: The amount of heat required to raise the temperature of 1 g of a substance by 1 °C is O Internal…

A: The term heat capacity can be defined as the physical property of a given object and therefore is…

Q: Part C at A piece of metal weighing 5.50 g at a temperature of 47.8 °C was placed in a calorimeter…

A:

Q: A 2.80g sample of a pure metal requires 10.0j of energy to change its temperature 15.0. What is this…

A: Since,      Q =mc∆T            Where                          Q =Heat energy…

Q: All forms of energy can be transformed into O a Chemical Energy O b Thermal Energy Kinetic Energy…

A:

Q: A chemist measures the energy change AH during the following reaction: C,Hg(g)+50,(g) → 3…

A: Heat of reaction is difference of energy of product  and energy of Reactant. If heat of reaction is…

Q: Whenever energy is transformed from one form to another, some of the energy is always converted into…

A: Energy is neither created nor destroyed it is transformed.However this transformation process is not…

Q: Consider the combustion of compressed methane, and liquid hydrogen. Which one will release more…

A: The enthalpy change for combustion of methane is -890.8 kJ/mol while the enthalpy change for the…

Q: Your body transforms the from your food into the used for movement. O a Thermal Energy, Radiant…

A: Hence the answer is option no .d Chemical Energy, Kinetic Energy

Q: A reaction that absorbs energy from the surroundings causes the surroundings .. O temperature to…

A: Given : Reaction is absorbing energy from the surrounding.

Q: specific

A:

Q: Explain the difference between heat capacity and specific heat.

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: At 20 °C (approximately room temperature) the average velocityof N2 molecules in air is 1050 mph.…

A: 1) a) Average velocity of N2 molecules = 1050mph. The average speed in m/s is shown as follows,

Q: The second law of thermodynamics states... A that energy cannot be created equally. B that energy…

A: Interpretation : We have to explain second law of thermodynamics.

Q: llus_engine.html?ClassID=1834324617# 9H₂0 +9cal = 2020 J qunknown = -2020 J The thermal energy comes…

A:

Q: Distinguish between energy and entropy

A: Energy is the ability to do work or produce heat. The law of conservation of energy says that the…

Q: .The internal energy of a system when its temperature raised .A Decreases .B Increases .C Does not…

A: Internal energy of a system is the sum of kinetic energies of all of its constituent particle and…

Q: Exothermic Endothermic Honer than suroundings Heat Heat Cooler than sunoundinge Heal Neal Heal Heat…

A: We know that,  Entropy measure randomness. It means that, more randomness means more entropy as like…

Q: The accompanying photo shows a pipevine swallowtail caterpillarclimbing up a twig. (a) As the…

A: (a) The change in the potential energy will be observed when the caterpillar starts climbing the…

Q: interconversion of energy between two forms: heat alu 13. The First Law of Thermodynamics states…

A: 13.  The First Law of Thermodynamics states that energy can be created or destroyed. Answer :  The…

Q: Match the terms with the appropriate definition E. v Entropy A. absorb energy/heat B. energy…

A: Entropy is a measure of a system's thermal energy per unit temperature that is unavailable for doing…

Q: Given values: Substance: oxygen (O2) specific heat capacity (c): 0.918 J/(g.°C) amount (m): 899.7 g…

A:

Q: Exothermic Endothermic Heat Heat Heat Heat Which statement is correct? O When an endothermic process…

A: Endothermic process is a process which involves heat absorption from the surroundings, so as to…

Q: What is the change in internal energy of the system? Exp

A: Given Q = 198 kJ            W = 120 kJ

Q: Carry out the following conversions of energy units: a. 13.6 Btu into calories |cal b. 1.1 × 10° cal…

A: Given energy values are  13.6 Btu 1.1×105 cal 39.5 mJ   Use the standard unit conversion data 1…

Q: How much energy is required to raise the temperature of 13.0 grams of solid zinc from 21.1 °C to…

A: Given :-  Mass of Zn = 13.0 g  Initial temperature = 21.1°C  Final temperature = 39.9°C  To be…

Q: What are the two main components of the internal energy ofa substance? On what are they based?

A: The two main component of internal energy of a substance are: 1) KINETIC ENERGY (K.E.):   the total…

Q: student's initials 1046 PP3A Thermo Page2 INCLASS A 2.00g mass of silver at 100. °C is placed in a…

A: Given:  Mass of silver(m)=2.00g Initial temperature(T1)=100oC Final temperature(T2)=45oC Change in…

Q: Explain following terms:     1)Heat 2) Heat capacity 3) Specific heat capacity

A: 1. Heat  The energy transferred between two objects at two different temperatures when placed near…

Q: Carry out the following conversions of energy units: a. 20.7 Btu into calories cal b. 2.1 x 10° cal…

A: Btu  = 252.16 calorie  1 calorie = 4.184 joule   1 mJ = 0.000948 Btu

Q: What is the change in internal energy of the system?

A: According to the first law of thermodynamics, the change in internal energy of a system is expressed…

Q: 2NaCH3COO(s)+PbO(s)+energy→Pb(CH3COO)2(s)+Na2O(s) use the following to answer this question During…

A:

Q: A typical candy bar weighs about 2 oz (1.00 oz= 28.4 g).(a) Assuming that a candy bar is 100% sugar…

A: a) Conversion of grams into oz: 1.00 oz = 28.4 g2 oz =28.4×2=56.8 g Calculation of energy: 1.0 g…

Q: For this problem, consider a scenario where you treat yourself to a milkshake every night before…

A: Calorie content in 1 g carbohydrate = 4 calCalorie content in 1 g protein = 4 calCalorie content in…

Q: a. Determine whether energy as heat is evolved or required in the following process at constant…

A: Given: a. Ozone decomposes to give O2.

Q: Which of the following statements about internal energy, E, is false?

A:

Q: Consider the system shown. What is the change in entropy for the process where the energy is…

A: The change in entropy of the given system has to be given, The change in entropy can be calculated…

Q: 5. When two systems are in contact with each other, energy will move between them to reach equilib…

A: According to the law of thermodynamics, energy flow is always from a hotter body to a colder one.