In metric terms, a typical automobile averages 5.72 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 4.2 km? i kJ

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…

A:

Q: A backpacker wants to carry enough fuel to heat 2.0kg of water from 25 degrees C to 100.0 degrees C.…

A: Given,Mass of water = 2.0kgInitial temperature = 25 degree CelsiusFinal temperature = 100 degree…

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

A: Interpretation- specific heat of aluminum Concept introduction- Specific heat- It is the amount of…

Q: Use the References to access important values if needed for this question. In the laboratory a…

A: Given Mass = 13.9 g Temperature difference = 40-24.3 = 15.7°C Heat (Q)  = 28.2 J

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: Since the water absorbs 127 J of heat, this means the unknown metal released 127 J of heat. Based on…

A:

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: An aluminum kettle weighs 1.05 kg.(a) What is the heat capacity of the kettle?(b) How much heat is…

A: Specific heat- It is the amount of heat required to raise the temperature of 1g of substance by 10…

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: A copper block is removed from 345°C oven and immediately dropped into 3.75 L of water at 20°C.in an…

A:

Q: what is the mass (in grams) of the sample?

A:

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

A: The heat is related to mass, temperature change, and specific heat of a substance as: q=mc∆T

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 221.0g sample…

A: Specific heat capacity: The amount of heat required to increase the temperature of one gram of a…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 273.0 g sample…

A:

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: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.51 kg sample…

A: Given :-  heat needed to raise the temperature of substance i.e. q = 74.5 kJ  mass of substance =…

Q: A hot 1 kg chunk of copper is allowed to cool to 100 °C. If the copper gave off 231 kJ of energy,…

A: Given, The mass of copper (Cu) = 1 Kg = 1000 g Q (heat energy) = - 231 kJ = -231 x 103 J. Final…

Q: In metric terms, a typical automobile averages 5.76 km/L of gasoline burned. Gasoline has a heat of…

A:

Q: Chargers for cell phones get warm while they are being used. Some of the energy that they are using…

A:

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 coffee cup calorimeter containing 200 g of water at 24°C had a 200 g sample of metal heated to…

A: When one hot and one cold element is mixed together then average temperature is reached .

Q: Solve this

A: The heat capacity is the ratio of the energy supplied in the form of heat to the rise in the…

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

A: …

Q: 4. An athlete eats food in order to get energy for their competition that day. What type of energy…

A:

Q: A hot tub is filled with 450.0 gallons of water.  1. What is the mass, in kg, of the water in the…

A: Given : Volume of water = 450.0 gallons  Since 1 gallons = 3785.41 mL Hence volume of water in mL =…

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: A 88.0 g ball traveling at a speed of 2.30 m/s has a kinetic energy of J

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

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: What is the Kinetic energy of a 2000-Ib car traveling at 59 miles per hour? (Ib =0.4536 kg, 1 mi=…

A: The Kinetic energy of a 2000-lb car traveling at 59 miles per hour is calculated as,1lb =0.4536…

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

A:

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

A:

Q: It takes 3.89x10* BTU of energy to heat a typical house, with an area of 2370 square feet, for a…

A: BTU represent the British thermal unit, while kJ represents kilojoules. These are the units of…

Q: A 0.82 g corn chip burns and heats 50 g of water from 22.1 degrees C to 27.8 degrees * C . If 0.23 g…

A:

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

A: Given: Mass of water= 2.4 kg Initial temperature= 25 C Final temperature= 100.0 C

Q: The energy needed to keep a 75 - watt lightbulb burning for 1.0 hr is 270kJ. Calculate the energy…

A:

Q: Aluminum has a specific heat of 0.9J/(g °C). How much energy in kJ is needed to raise the…

A: Given, mass of Al block = 625 g  Specific heat, c = 0.9 J/g°C

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

A:

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: In the laboratory a student finds that it takes 14.8 Joules to increase the temperature of 10.6…

A: The specific heat (C) of a compound is mathematically expressed as: C=Qm×∆T…

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: 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,…

A:

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: 8.0-kg rock is dropped from a height of 3.0 m. At what height is the rock's kinetic energy twice its…

A: As we know potential energy =mgh

Q: Some homes that use baseboard heating use copper tubing. Hot water runs through and heats the copper…

A: Temperature change (ΔT) taking place is given.

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.46 kg sample…

A: Specific heat--->> The specific heat capacity of a substance is the amount of energy required…

Q: When 31.2 g of aluminum is warmed from 21.5°C to 30.9°C, how many calories of heat does it require?

A: Specific heat capacity is the amount of heat in Joules is required by the substance to raise its…