In metric terms, a typical automobile averages 5.76 km/L of gasoline burned. Gasoline has a heat of combustion of 48 kJ/g and a density of 0.68 g/mL. How much energy is consumed in driving an automobile 1.2 km?

Q: How much heat is required to warm 1.50 L of water from 25.0 °C to 100.0 °C? (Assume a density of 1.0…

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Q: Charcoal is primarily carbon. What mass of CO2 is produced if you burn enough carbon (in the form of…

A: The mass of CO2 produced when 5.10 x 102 kJ of energy is produced is calculated as,   393.5 kJ of…

Q: If 20.0 g of copper cools from 35.0°C to 32.8°C and loses 38.6 Joules of heat, what is the specific…

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Q: When 33.6 g of aluminum is warmed from 23.0°C to 28.6°C, how many calories of heat does it require?

A: The formula in which the calories will be calculated - Given data, Mass, m = 33.6 g c (Specific…

Q: If the temperature of a 95.00 g sample of Iron started at 36.0°C and ended at 58.0°C, how much heat…

A: Solution:    Specific heat is defined as the amount of heat required to raise the temperature of a…

Q: In metric terms, a typical automobile averages 5.72 km/L of gasoline burned. Gasoline has a heat of…

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Q: The nutritional information label for food items provides the calorie content and other nutritional…

A: Given: Donuts Composition:  Carbs = 32 g Fats = 12 g Proteins = 2g and Energy Value: Carbs = 17 KJ/g…

Q: How much heat energy, in calories, is needed to heat 150 grams of water from 20.4 C to 50. 7 C ?

A: Solution With data of the particular heat capability of a substance, its mass, and therefore the…

Q: When 1.0 g of gasoline burns, it releases 11 kcal of heat. The density of gasoline is 0.74 g/mL. a.…

A: It is given that:Mass of gasoline = 1.0 gAmount of heat released = 11 kcalDensity of gasoline = 0.74…

Q: Classify each process as exothermic or endothermic. (a) gasoline burning in a car(b) isopropyl…

A: Every chemical reaction involves a change in energy either by taking some energy from the…

Q: Methane, CH4, is a major component of marsh gas. When 0.5000 mol methane burns to produce carbon…

A: Given : Heat = -445.1 KJ

Q: 97. How much heat in kilojoules is required to heat 56 L of water from an initial temperature of 85…

A: Volume of water, V = 56 L or 56000 mL Density of water, ρ = 1 g/mL Determine the mass of water, m –…

Q: Classify each change as exothermic or endothermic.(a) wood burning in a fire(b) ice melting

A: The given processes has to be classified as exothermic or endothermic.

Q: In a calorimetry experiment, a 41.9 g piece of metal at 110. °C is put into a cup of cool water that…

A: GivenMass of water = 92.1 g = MInitial Temperature of water = Ti = 22.0°CFinal Temperature of water…

Q: 4 PCI3(g) + 1207 kJ → P4(s) + 6 Cl2(g) A) Endothermic, heat is produced B) Endothemic, heat is…

A: Given, a chemical reaction as follows,4PCl3(g)+1207 kJ→P4(s)+6Cl2(g)we are asked to classify the…

Q: How many times more kinetic energy does the dump truck have than the car?

A: Given: Mass of sub compact car =1.6×103 Kg Mass of dump truck =1.70×104 Kg Speed of both truck and…

Q: A 1555 kg car is traveling down the road at 95.4 km/h. While traveling at this rate of speed, what…

A: Given  Mass of Car( m )  = 1555 Kg             Speed( v)  =  95.4 km/h  Kinetic Energy of Vehicle =…

Q: Calssify the following process as endothermic or exothermic. A match burns  Ice melts  Molten metal…

A: When heat is released from the system then reaction is called exothermic and when heat is absorbed…

Q: Determine the kinetic energy of a baseball thrown at 100.0 mph. The mass of a baseball is 144.3 g.

A: Given data, Mass of the baseball = 144.3 g  Velocity of the baseball = 100.0 mph Since , 1mph =…

Q: A 1445 kg car is traveling down the road at 96.6 km/h. While traveling at this rate of speed, what…

A: Given : Mass of car = 1445 kg Speed of car = 96.6 km/hr  To calculate :- Kinetic energy (in kJ)

Q: A backpacker wants to carry enough fuel to heat 2.4 kg of water from 25∘C to 100.0 ∘C. If the fuel…

A: Given, Mass of water = 2.4kg. Initial temperature = 25oC Final temperature = 100oC.

Q: A certain physical process requires 36.00 kilojoules (kJ) of heat.  Convert this quantity to…

A: Given : Energy in KJ = 36.00 KJ

Q: equivalent

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Q: In the laboratory a student uses a "coffee cup" calorimeter to determine the specific heat of a…

A: Given data : Mass of copper(mc) = 18.9 gms Temperature of copper(Tc) = 99.38°C Mass of water(mw) =…

Q: Matter undergoing chemical reactions and physical changes that absorb heat can be classified as…

A: Given, Matter undergoing chemical reactions and physical changes that absorb heat can be classified…

Q: A 26.9 g rock rolls down the hill at a speed of 81.9 m/s. What is the Kinetic energy of the rock? (…

A: given mass of rock(m) = 26.9*10-3kg speed of rock(v)= 81.9 m/s kinetic energy (KE) =?

Q: The temperature of a sample of water changes from 10°C to 20°C when the water absorbs 100 calories…

A: In this question, we want to calculate the mass of the sample.  How we can calculate, I will give…

Q: Water (2750 g ) is heated until it just begins to boil. If the water absorbs 5.55 x 10³J of heat in…

A: The amount of energy absorbed by a substance depends upon the mass of the substance, specific heat…

Q: Heat produced by combustion of a 3.000 g food sample was –9643J. How much heat, in Joules, was…

A:

Q: A car whose mass is 5.30 x 10° lb is traveling at a speed of 53 miles per hour. What is the kinetic…

A: Given that : Mass of the car = 5.30 x 103 lbs Speed of the car = 53 miles/hr

Q: The average adult human burns 2.00 × 10³ kcal per day in energy. What is this rate in kJ per hour?

A: Given, energy burns by human in a day=2×103 kcal  In a day, there are 24 hours.  In 1 hour,energy…

Q: A 68.0 kg person uses 214 kJ of energy to walk 1.00 km. This energy comes from “burning" glucose…

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Q: 900 J of heat are added to a system and 200 J of work are done on the system. What is ∆E?

A: For this problem We have to find the change in internal energy for the given condition.

Q: What is the specific heat of tin if a 55.0 g sample absorbs 982 j of heat to raise its temperature…

A: The heat absorbed (q) by a system is given by, q=m.c.∆T where m is the mass, c is the specific heat…

Q: |The specific energy and density of gasoline is -47.3 MJ/kg and 716 kg/m³, respectively. What is its…

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Q: heat, upon which the temperature of the sample increases from 21.5 °

A: Dear student I have given answer to your question in the image format.

Q: The specific energy and density of gasoline is -47.3 MJ/kg and 716 kg/m3, respectively. What is its…

A: Specific energy: It is the energy required for one unit of mass. Energy density: The amount of…

Q: When 1 g of water evaporates, the organism gives off 0.58 kcal of heat. At a comfortable…

A: Given: 1 g of water gives 0.58 kCal of heat. Rate of water evaporation = 35 m/h density of water = 1…

Q: How much heat, in joules and calories, is needed to heat up 253 mL of water from 13.3 °C to 85.2 °C?…

A: Given : Volume of water = 253 mL Density of water = 1.00 g/mL Initial temperature of water = 13.3 °C…

Q: A)   An iron nail with a mass of 12 gg absorbs 15 J of heat. If the nail was initially at 30 ∘C,…

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Q: Suppose that a person eats a diet of 2383 Calories per day. Convert this energy into kilowatt-hours.

A: In generally power is given by kWh so the calories of energy is cavorted as kWh by below,

Q: What is the heat joules required to raise the temperature of 25 grams of water from 0 degree C to…

A: We have to calculate the heat in joules and calories require to raise the temperature of water.…

Q: How many kilocalories of heat (energy) would it take to heat 141.0 g of water from 23.0 °C to 85.0…

A: Given How many kilocalories of heat would it takes to heat 141.0g of water from 23.0 °C to 85.0 °C?

Q: A water heater contains 60 gal of water. How many kilowatt-hours of energy are necessary to heat the…

A: Conversion of the units of volume from gallon to mL: The mass of water can be calculated as given…

Q: Does the kinetic energy of the ball increase or decrease as it moves higher?  (b) Does the…

A: (a). Kinetic energy is the energy possessed by an object when it is in motion. Kinetic energy…

Q: Specific heat is defined as ___ - The amount of energy needed to raise the temperature of 1 g of a…

A: The solution is as follows :

Q: As the caterpillar climbs, its potential energy is increasing, what source of energy has been used…

A: As the Caterpillar climbs, the potential energy is increasing. The energy source that has been used…