An economy car uses 1.00gal of gas to go 31miles. What its fuel rating 3 ln km/L?

Q: How many calories of energy does it take to heat a 115.2mL sample of water from 11.0° C to 88.0° C?

A: Since the heat required to heat the water (liquid state) is given by  Q = mC ΔT where  ΔT = change…

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

A: According to the given reaction, 393.5 kJ of heat is produced on the formation of one mole of carbon…

Q: A gram of gasoline produces 45.0kJ of energy when burned. Gasoline has a density of 0.77/gmL. How…

A: Gasoline is a petrolium substance and contain the number ofcarbon atom C4 to C12 and gasoline is a…

Q: heat in kJ

A:

Q: - Q2: A person swimming at 2 miles per hour requires 360 +46 Calories per hour per 100 pounds of…

A: A person swimming at 2 miles per hour requires 360+46 Calories per hour per 100 pounds of body mass.…

Q: Two units of measurement for energy are calories and joules. The measurement of 32.3 kj is the same…

A: Energy can be measured in Joules as well as in Calories and Joule is the SI unit of energy.…

Q: 5.50 g of solid sodium hydroxide is dissolved in 175 mL of water. Using a coffee-cup calorimeter,…

A: 4.  Given that,  Amount of solid NaOH dissolved in 175 mL water = 5.50 g Temperature change of water…

Q: An office heater puts out 2010 Btu (British thermal units) of energy in the form of heat per hour.…

A: Given: Amount of energy produced per hour = 2010 Btu/hr .

Q: How many calories of energy does it take to heat 17.10 grams of water from 30.3 °C to 85.1 °C? Note:…

A: •Firstly discuss about SPECIFIC HEAT:-Specific heat is required energy in calories to increase…

Q: A runner burns 2.56 x10^3 kJ during a five mile run how many nutritional calories did the runner…

A: Given : energy burned in KJ = 2.56 X 103 KJ

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: How much energy must be removed from 13.7 grams of gaseous neon in order to decrease the temperature…

A:

Q: A 92.9-g piece of a metal is heated to 178.0 °C, and then cooled to 29.7 °C by removing 14052.6 J of…

A: Given: Mass of metal=92.9 g Temperature change, ∆T=(29.7-178.0)°C=-148.3 °C The heat released q…

Q: In 2008 the approximate energy consumption for the entire population of earth for an entire year was…

A: The energy consumption for the entire population of earth is 4.74×1020Joules. The energy of the…

Q: What is the volume of ethanol required to heat 200.0g of water by 10.0 celsius? The density of…

A: Note: Thank you for question. Since the Heat combustion of ethanol and Specific heat of water is not…

Q: Expressing amounts of energy in different energy units is necessary to solve many chemistry…

A: Given, 1 BTU = 1055 J Or, 7.14 BTU = (1055 x 7.14) J Or, 7.14 BTU = 7532.7 J = (7532.7 / 1000) KJ =…

Q: repair crews to weld rails together. -) Ⓡ 2Fe(s) + Al2O3(s) DH rxn= -850 kJ -n, in grams, is formed…

A: Exothermic process is the one in which energy is liberated from the system to the surrounding in the…

Q: When 435 J of heat is added to 3.4 g of olive oil at 21 degrees C, the temperature increases to 85…

A: Given: Mass of olive oil is 3.4 g. Heat transferred is 435 J. The initial temperature is 21° C. The…

Q: If calorie raises the temperature of 1ml of water by 1ºC, how many calories are needed to raise the…

A:

Q: A block of copper is heated to 392 °C and then is dropped into a coffee cup calorimeter containing…

A: Heat gained by water = Heat lost by block of copper Therefore,  qwater = -qcopper   Heat gained by…

Q: If the same amount of energy in the form of heat is added to 5.00g samples of each of the metals…

A: Specific heat capacity is defined as the amount of heat required to raised the temeperature of 1kg…

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: Brad tries out a weight-loss plan that involves repeatedly lifting a 41.4-kg barbell from the floor…

A:

Q: An average home in Colorado requires 20. GJ of heat per month. How many grams of natural gas…

A: Given, Amount of heat = 20 GJ = 20 x 109 J  (since, 1 GJ = 1 x 109 J) Enthalpy of reaction (△H°rxn)…

Q: When a 0.67-g sample of olive oil is burned in a calorimeter, the heat released increases the…

A:

Q: how many calories are required to heat 52.7g of aluminum from 100 celsius to 285 celcius ? specific…

A: The amount of heat required to raise the temperature of the substance by one-degree Celsius is known…

Q: How many calories of heat are needed to raise the temperature of 75g of water from 20 ᵒ C to 80 ᵒ C.

A:

Q: propane (C:H8) produces 2220 kJ of = consumed. What mass in grams of eat 55.0 gal of bathtub water…

A: According to the question, the combustion of propane will produce 2220 kJ of energy per mole.  We…

Q: How much work is done by an Olympic bicyclist who accelerates from 5.0 m/s to 10.0 m/s? The mass of…

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: A Boeing 767-400ER traveling from Atalanta, Georgia (ATL) to Paris, France travels an average…

A: The required minimum quantity of fuel for single passenger is calculated as shown below.

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

A:

Q: The nutritional calorie (Calorie) is equivalent to 1 kilocalorie. One pound of body fat is…

A: Given quantity of energy,       4.10 ×103 Calories

Q: A 25.0 g block of Al with specific heat 0.897 is placed into 100.0 g of water at 30.0°C. The final…

A: The heat lost by the hot body is equal to the heat gained by the cold body.

Q: A piece of metal weighing 73.10 g was heated to 99.3°C and then put into 30.00 g of water (initially…

A: The given data : The mass of metal = 73.10 g The temperature of metal = 99.3°C The mass of water =…

Q: The calorie (4.184 J) was originally defined as the quantity of energy required to raise the…

A: As per the company rules, only 3 subparts are answered.

Q: 2116.16 J of energy is equivalent to how many calories?

A: Given :- 2116.16 J of energy  To calculate :- Energy in calorie.

Q: Expressing amounts of energy in different energy units is necessary to solve many chemistry…

A:

Q: Anthracite coal, 1.0 g, produces 7.000 x 103 cal when burned. How many joules of energy does this…

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: Assume a car is rated at 28.0 miles/gallon using gasoline only at $3.50/gallon and 22.5 miles/gallon…

A:

Q: 50 g of solid sodium hydroxide is dissolved in 175 mL of water. Using a coffee-cup calorimeter, the…

A: According to guidelines i can answer only 1st question. Please repost the other questions…

Q: When we see that 10 gummy bears are 80 Calories meaning that each bear is 8 Calories, this really…

A: 10 gummy bears = 80 calories.  1 gummy bear = 8 calories. 1 calorie = 4.184 J 1 kJ = 1000 J.

Q: How many grams of ethanol (C2H5OH) is needed to provide/release 699.0 kJ of heat? C2H5OH(l) + 3O2(g)…

A: The given reaction is,

Q: A nutritional bar contains 8575 nutritional calories. How many joules of energy is this?

A:

Q: Propane (C3H8) is often used to heat homes. The combustion of propane follows the following…

A: Answer: 172.64 grams

Q: 2 NO(g) + 02(g) → 2 NO2(g) AH°rxn = ? Given: N2(g) + 02(g) → 2 NO(g) AH°rxn = +183 kJ 1/2 N2(g) +…

A: