Which of the following describes what happens when we burn fossil fuels to produce energy? (A Fossil fuels release greenhouse gases into the air. B A marked rise in the overall temperature of the planet. C) Fossil fuels release water and air into the atmosphere. D) A decrease in the overall temperature of the planet.

Q: When one pound of propane is combusted, 22.8 MJ of energy are released. Determine the mass of…

A: Given that:  Heat of combustion of propane = -22.8MJ/1pound  1 pound = 454 g  1MJ = 1000KJ…

Q: CeH6ln + 15 O2(g)12 CO2(g) + 6 H20() AH = -5.854 x 10 kJ in unknown amount of CEH6() was combusted…

A: The question is based on the concept chemical thermodynamics.   We have been given heat value.   We…

Q: .Assess the chemical reactions given below and answer the questions. Calcium carbonate +heat =…

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Q: .When 198 Joules of heat are added to 5 grams of methane gas at -10°C, the temperature of the…

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Q: mestion 41 of 41 Suppose a boil water notice is sent out advising all residents in the area to boil…

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Q: What heat transfer happens when you burn your hand by touching a fire ?

A: Heat :-  It is a form of energy that transfer  from one body to another due difference in…

Q: A 3.50-g sample of rice is burned in a bomb calorimeter with a heat capacity of 8.29 kJ/°C. The…

A: The rice like anything biological consists of many substances , but the primary element is carbon in…

Q: Lead, water, suitur and arsenic have specific neats or .18, g-1 °C-1, respectively. Which of the…

A: Given,         The specific heats of Lead, water, sulfur, and arsenic are 0.128, 4.18, 0.706, and…

Q: Define The Nature of Energy?

A: Thermodynamic is the branch of chemistry that mainly deals with the heat transfer between system and…

Q: why do scientists worry about running out of energy in the future?

A: The demand of energy is increasing day by day because of increasing population. This growth is…

Q: Assuming that 400J of energy is put into 7.50 g of iron, what will be the change in temperature ?…

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Q: Hydrogen reacts with carbon dioxide to yield water and carbon monoxide according to the equation. Is…

A: H2(g) + CO2(g) -----> CO(g) + H2O(l)  The above reaction is exothermic in nature and enthalpy…

Q: 2. A certain quantity of heat is supplied to both a kilogram of water and to a kilogram of iron.…

A: Given : Mass of water = 1 Kg = 1000 g Mass of iron = 1 Kg = 1000 g And same amount of heat is…

Q: (a) Calculate the kinetic energy, in joules of a 1200-kg automobilemoving at 18 m/s. (b) Convert…

A: a) The KE of the above process is given as the formula would be :     Ev=12mv2     we are given…

Q: Enter your answer in the provided box. A system conducts 197 cal of heat to the surroundings while…

A: Recall the following expression from first law of thermodynamics          ∆U=q + w amount of heat…

Q: Calcium metal reacts with water to produce calcium hydroxide and hydrogen gas, releasing 635.1 kJ of…

A: The balanced chemical equation of calcium reacts with water is given as,

Q: If 1452.8 kJ of energy are released when two moles of CH3OH are combusted, which of the following…

A: Given: Amount of energy released in the combustion of 2 moles of CH3OH = 1452.8 KJ. And mass of…

Q: 6.117 What is the temperature of a 125-g sample of tin, initially at 26.2°C, if 155 J of heat is…

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Q: If a piece of granite absorbs 6345J of energy and the temperature of the granite increases 101℃,…

A: the answer is given as follows  Mass of granite is 79.52 gram

Q: What temperature change will result if 200.0 grams of water absorb 800.0 Joules of heat ?

A: 200 grams of water absorb 800 joules of heat.Mass m = 200 gHeat q = 800 JWe need to calculate the…

Q: The costs of petroleum and natural gas have increased dramatically since the early 1970s, and there…

A: Petroleum and natural gas are rapidly exhausting so we need to find alternative energy fule.

Q: Section 5.8 Energy and Reactions 10. In hot weather dogs pant and humans sweat. Is the panting…

A: Given: In hot weather dogs pant and humans sweat. To explain: Is the panting process which dogs'…

Q: Which of the following describes what happens when we burn fossil fuels to produce energy? A A…

A: To identify: The statement which describes the burning of fossil fuels to produce energy.

Q: A home swimming pool contains 165 m3 of water. At the beginning of the swimming season, the water…

A: The amount of heat required is determined by using formula q= m c delta T

Q: f a television requires 150 kj/h to run, how many hours can the television run on the energy…

A: The energy given by gasoline is 1 gal. The energy required by television in one hour is 150 kJ.

Q: If the specific heat of gold is 0.13 J/(g°C), how much heat is needed to raise the temperature of a…

A: Here we are asked to calculate the amount of heat needed to raise thetemperature of a   20 gram…

Q: Use the interactive to observe the temperature change that results from burning various fuels in a…

A: Interpretation-  To determine the amount of heat released from combustion of 1g of wood. The heat…

Q: How many kilojoules of heat will raise the temperature of 1.50 kg of water from 22.00°C to 25.00°C?

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Q: The following are examples of liquid fuels EXCEPT: a. peat  b. water gas c. biodiesel d. petrol

A: Peat is not actually coal, but rather the precursor to coal. Peat is a soft organic material…

Q: How much heat is needed to heat up 36 kg of hydrogen gas from 12.0C to 48.0C?

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

Q: How much ammonia, in grams can be turned into gas with 65.0Kj of energy added to it? - the table is…

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Q: A 120 gram sample of gold absorbs absorbs 1.2 kJ of heat. How many much does the temperature of the…

A: Given: Mass of the sample= 120 g Heat absorbed= 1.2 kJ Specific heat capacity of gold= 0.129 To…

Q: If the temperature of 1.000 g of water was raised 1.000 °C, how much heat was transferred?

A: Given: Mass of water = 1.000 g. And increase in the temperature of water = 1.000 oC

Q: what are some examples of potential energy?

A: Potential energy is the energy held by an object because of its position relative to other objects,…

Q: Calculate the energy (in kJ) required to heat 0.531 grams of water from -42.9 ℃ to -7.1 ℃.

A: The amount of heat ('q') that is required to raise the temperature of a sample of mass 'm' having…

Q: 4. If the Law of Conservation of Energy states that energy is neither be created nor destroyed, but…

A: According to law of conservation of energy, energy can neither be created nor destroyed, but can…

Q: Using information in the figure above, calculate the total world energy consumption in 1975. i x 10…

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Q: How many Joules of energy would be required to heat 35g of water from 23C to 29C?

A: Specific heat capacity of a substance can be defined as the amount of energy required to raise…

Q: If 335 g of water at 24.5°C absorbed 2.66 kj of energy, what is the final temperature of the water?

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Q: 4. How many milliliters of water at 23 °C with a density of 1.00 g/mL must be mixed with 180 mL…

A: We know that specific heat is the amount of heat required to raise the temperature of 1 g of…

Q: The reaction of methane(g) with water(g) to form hydrogen(g) and carbon monoxide(g) proceeds as…

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Q: If the heat of combustion for a mole of methane (CH) is -2,200 kJ, how  many grams of methane must…

A: The enthalpy of condensation (or heat of condensation) is by definition equal to the enthalpy of…

Q: Which of the following will ALWAYS result in an endothermic process?

A: Endothermic reactions are the chemical reactions which proceed with the absorption of heat energy…

Q: If 150 grams of water changes temperature by 7.2 °C, how much heat energy flows

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Q: Tell me the difference and similarities about why burning hydrogen would produce more energy per…

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Q: Water that contains deuterium rather than ordinary hydrogen is called heavy water. The specific heat…

A: Given,specific heat of heavy water at 25 deg. C. is 4.217J/g deg. CMass of water = 10gChange in…

Q: A 2.9-g sample of rice is placed in a calorimeter. When the sample is burned, 23 kJ is given off.…

A: Given:- 2.9 g rice on burning gives 23 kJ energy.                            2.9 g gives=> 23 kJ…

Q: In terms of generator gas, or wood gas. How much energy (Joules) can be yielded from 1 kilogram of…

A: Since the calorific value of wood gas is approximately = 20 KJ/Kg