The following picture is a representation of This process releases very large amounts of energy. gettymages Doring Kindee

Q: Thermal decomposition of 5.0 metric tons of limestone to lime and carbon dioxide absorbs 9.0×106 kJ…

A: Given: Energy=9.0×106 kJ

Q: Please explain

A: The heat produced (Q) by the system is calculated as shown in equation (1) where is ‘c’ is the…

Q: How many joules are required to heat 75 grams of water from -85 ˚C to 185˚C?

A: Energy that required to heat water is calculated using the given formula,

Q: Fifty grams of ethyl alcohol is heated from 250°c to 900°c. how much heat was absorbed in the…

A: Mass of ethyl alcohol = 50 grams. Initial temperature = 250 °C  Final temperature = 900 °C  Heat…

Q: Apples are versatile fruits used in several baked and cooked dishes. A 10.0-gram apple is placed…

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Q: The table provides data for two CH3OH(l) samples. Based on this information, which of the following…

A: The two given samples are- Sample 1- 125.0 mL of CH3OH at 36°C Sample 2- 250.0 mL of CH3OH at 18°C…

Q: 1. Chemical potential energy is found in the. between atoms and is transformed into energy during…

A: Specific heat of Fe = 0.451 J/g degC Specific heat of Pb = 0.129 J/g degC

Q: Consider the vaporization of liquid water to steam at a pressure of 1 atm. (a) Is this process…

A: Vaporization is defined as the process in which liquid state is converted into the vapour state. As…

Q: Of the following examples, which is exothermic? A. dissolving ammonium nitrate in water to cool the…

A: Exothermic reaction: Heat is evolved in reaction. Endothermic reaction: Heat is absorbed in the…

Q: The specific heat of aluminum is 0.908 J/g-oC. The energy required to heat 200 g of aluminum from 20…

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Q: Define energy and explain the importance of energy inchemistry

A: In simple terms energy is defined as the capacity for doing work. Energy can neither be created nor…

Q: Which of these processes releases the largest amount of energy? (A) F + e– --> F–;…

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Q: What is the difference between kinetic energy and potential energy? Give an example of each type.

A: Kinetic energy is energy possessed by a body by virtue of its movement. It depends on mass and…

Q: When 305.2 calories of heat are added to 32.02 g of copper (specific heat capacity of 0.0920 cal/g…

A: The heat 'q' which is required to raise the temperature of a sample of mass 'm' having specific heat…

Q: (a) Define specific heat. Specific heat is defined as the quantity of heat required to raise the…

A: Specific heat is defined as the quantity of heat required to raise the temperature of 1 gram of a…

Q: Use of the British thermal unit (Btu) is common in sometypes of engineering work. A Btu is the…

A: British thermal unit is unit of heat. It is the amount of heat requires to rise the temperature of 1…

Q: Copper wires used to transport electrical current heat up because of the resistance in the wire. If…

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Q: You add a 150-g sample of iron that has been heated to 85.0oC is placed into an insulated container…

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Q: A 15.5g sample of titanium loses heat 32.9 calories of heat. If the initial temperature is 28.9°C.…

A: specific heat capacity - it is the heat capacity which is actually defined for given mass of a…

Q: A sample of water absorbs 3.00 × 103 J of heat energy and its temperature rises from 20.0 oC to 31.2…

A: The temperature change of water is determined as given below,

Q: Determine the mass of a sample of aluminum if losing 5,150 joules of heat causes its temperature to…

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Q: 5. If you hold snow, the snow begins to melt and your hand feel cold. This is because melting snow…

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Q: The evaporation of water is endothermic:         H2O(l)  + 44.01 kJ   -------->   H2O(g)       If…

A: To find mass of water that will evaporate.

Q: Why does a gas have more potential energy than a liquid? O a O b O Od с Potential energy increases…

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Q: Fill in the blanks: 1. The two things that make up the are the system and In an exothermic process,…

A: We have to fill in the blanks below

Q: 7. Classify each process as exothermic or endothermic and indicate the sign of AH°rxn. a. ice…

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Q: The specific heat of aluminum is 0.214 cal/g·oC. Determine the energy, in calories, necessary to…

A: The specific heat of aluminium is = 0.214 cal/(g·oC) The mass of aluminium is = 55.5 g The increase…

Q: An engineer is designing a wire using an unknown material that will carry large amounts of…

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Q: 13. A student takes 22 grams of an unknown metal places them into a boiling water bath She leaves…

A: Given data mass of metal = 22 g Initial temperature of metal = 100 oC mass of water = 90 g Initial…

Q: Substance Specific Heat Brick 0.20 Ethanol 0.58 Wood 0.10 culate the amount of heat, in calories,…

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Q: Peanut Marshmallow Mass of Water  50g  50g Initial Mass of Food Sample and Paper Clip   10.42…

A: As we can see that in this experiment , food was burnt to heat water. Which means the heat released…

Q: What are the important cycles of matter?

A: The elements of periodic table are found in different states of matter on earth.  The important…

Q: 18.7 grams of ethanol are heated from 18.2°C to 112.1°C how many joules of energy were required?

A: Given that,  Weight of ethanol m = 18.7 g Initial temperature of ethanol T1 = 18.2°C Final…

Q: A 530 mL  sample of water was cooled from 80.0 oC to 5.0 oC . How much heat was lost ?

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Q: If chart B represents the cooling of a 14.0 g of a substance at a constant rate, determine the…

A: Specific heat capacity of substance is  defined as the heat capacity of  sample of the substance is…

Q: Molecules of Co2 that have a lot it energy can do two different things with this energy. What are…

A: CO2 molecules can vibrate in ways that simpler nitrogen and oxygen molecules cannot, which allows…

Q: The air in an inflated balloon (defined as the system) is warmed over a toaster and absorbs 110 J of…

A: Given that : Heat absorbed by the balloon = 110 J Work done by the balloon = 79 kJ We have to…

Q: Show how to determine and then calculate the final temperature of a 195 g copper pan when 5925…

A: To determine the final temperature of a copper pan. Take the copper pan in hot water. The…

Q: An adult eats food whose nutritional energy totals approximately 2400 Cal oer day. The adult burns…

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Q: How much thermal energy is re

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Q: Nitrogen gas and oxygen gas can combine to form nitrogen monoxide gas. Nitrogen monoxide gas can…

A: Energy taken for the reaction N + O2 ----> NO2 Is equals to the to energy taken by the two…

Q: gettyimages Doring Kindercey 2924

A: Answer  In the picturer showing that one atom break into two atoms…

Q: The freezing point of mercury is -38.8 degrees Celsius. What Energy is released to the surroundings…

A: using the specific heat capacity and enthalpy of fusion to find the heat released.

Q: Identify the process which undergoes exothermic process. A. Cooking egg B. Baking bread C. Burning…

A: Heat, light, and sound are all forms of energy released by chemical reactions. Exothermic responses…

Q: Please help me show all the work as I will be using this to study, double and triple check your…

A: Given: Heat energy = -428.0 J Heat capacity of Al = 0.901 J/g⋅∘C Change in temperature ΔT = -19.0 ∘C

Q: How much heat is required to raise the temp. of 10.58 g sample of iron from 25.0 degrees C to 79.8…

A: Given, mass of iron sample m = 10.58 g  specific heat of iron C = 0.450 Jg°C  Initial temp. T1 =…

Q: When a person eats to gain energy for activities, your body uses O a Gravitational Potential Energy…

A: Chemical potential energy is the energy stored in the chemical bonds of a substance.