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

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: What amount of energy is required to heat 71.1g of marble from 21 degrees celcius to 151 degrees…

A: Recall the following expression to calculate amount of required energyQ…

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: If a 6.7892 g sample of Chips is burnt and releases enough heat to raise the temperature of 96.6782…

A: Given: Mass of water = 96.6782 g. Initial temperature of water = 26.4 oC And the final temperature…

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: A student eats pasta to fuel her for the track competition the next day. As converted to energy,…

A: Law conservation of energy states that energy can neither be created nor destroyed.

Q: How many grams of copper can be cooled from 69.0 to 25.5 °C by the heat gained by 100.0 g of water…

A: Thermological equation isQ = m * c * Delta (T) where "m" is mass amount "c" is specific heat"Delta…

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: Please help me

A: Specific heat capacity is the amount of heat that is required to rise a temperature of 1 kg…

Q: If 335 g of water at 65.5°C loses 9750 J of heat, what is the final temperatureof the water?

A: Given: The mass of water(m)=335 g Heat lost by water(Q)=-9750 J(heat released by the system is taken…

Q: Calculate the energy needed to heat the cube of silver, with a volume of 10.0 cm, from 18 °C to 26 "…

A: Given : Volume of silver cube = 10.0 cm3 = 10.0 mL                                   (since 1 cm3 =…

Q: A water heater contians 59 gallons of water. How many kilowatt-hours of energy are necessary to heat…

A: The amount of heat energy required is related to specific heat capacity as,…

Q: 500.0 g of acetone is heated from –100.0 °C to 60 °C. How much heat (in kJ to two decimal places) is…

A: Given,  Mass of acetone, m = 500 g = 0.5 kg  Change in temperature, ∆T = 60-(-100) = 160 °C Cp for…

Q: A sample of water with a specific heat of 4.186 joules/gram is cooled from 45 degrees celsius to 25…

A: Given that, specific heat of water = 4.186 joules/(gram.oC) And the sample of water is cooled from…

Q: 1.14E1 ounces of water are heated during the preparation of a cup of coffee. 1.179E3 J of heat are…

A: Solving only first question in accordance with the guidelines.

Q: The specific heat of a certain type of metal is 0.128 J/(g*c). What is the final tempature if 305J…

A:

Q: How many joules are required to heat 65g of water from 12 degrees celsius to 76 degrees celsius?

A: The specific heat of water, i.e., the heat required to raise the temperature of 1 g of water by one…

Q: The temperature of a 15.9 g sample of gold increases from 22.1 degrees Celsius to 30.6 degrees…

A:

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: A 125g piece of metal is heated to 288celcius and dropped into 85.0 g of water at 12.0 Celsius. The…

A: Given,Mass of metal = 125 gTemperature = 288 oCMass of water = 85.0 gTemperature = 12 oCFinal…

Q: equivalent

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Q: What is the specific heat of an object that weighs 15 grams and changes temperature from 30 degrees…

A:

Q: Question 22

A: Endothermic process is the one in which heat is added to proceed the reaction.  Boiling of soup…

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

A: Given: q=435 J of heat absorbed by the substance.m=3.4g of olive oil To Solve: Specific heat…

Q: How many joules of heat energy is required in rising the temperature of 90.1g of water from 29.1 c…

A: It is given that 90.1 g of water is heated and the temperature rises from 29.1°C to a temperature of…

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

A:

Q: A 49 kg sample of water absorbs 358 kJ of heat. If the water was initially at 28.4 ∘C, what is its…

A: The final temperature is calculated using the given formula,

Q: A 28.4 g sample of aluminum is heated to 39.4 ̊C, then is placed in a calorimeter containing 50.0 g…

A:

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

A:

Q: How many joules of heat are required to heat 125 g aluminum from 19 degrees C to 95.5 degrees C?

A: Given information:Mass of aluminum = 125 gInitial temperature = 19 ˚CFinal temperature = 95.5…

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: 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 hot bottle contains 719g of water at 61 Celcius. if the liquid water cools to body temperature (37…

A: With the help of the specific heat capacity of a substance,  mass and temperature change conversion…

Q: How many joules of energy are needed to heat 7g of water from 105.0 C to 110.0 C?

A: With the help of the specific heat capacity of a substance,  mass and temperature change conversion…

Q: How many calories are required to raise the temperature of 225g of water from 42.0 degrees Celcius…

A: Calories are required to raise the temperature of 225g of water from 42.0 degrees Celcius to 75.0…

Q: An adult eats food whose nutritional energy totals approximately 2100 Cal per day. The adult burns…

A:

Q: Energy required to heat 10.0 g of silver from 112 °c to 275 °c. Answer in joules and calories

A: The amount of heat : Q = m . c . delta T m = mass in grams c = specific heat = 0.233 J/goC delta T =…

Q: Calculate the amount of heat required to raise the temperature of 245.0 gg (approximately 1 cup) of…

A: Given data,

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

A: 1 gallon of gasoline has energy equal to 33.7 kWh 1kWh = 3600000 J/s 33.7 kWh = 33.7 X 3600000 J/s =…

Q: A 125 g piece of metal is heated to 288°C and dropped into 85 g of water at 12°C. The metal and…

A:

Q: 1,922 Joules of heat are added to 42.5 grams of water, initially at 20∘C. What is the final…

A: The final temperature is given below

Q: Calculate the specific heat capacity of a piece of wood if 1500.0 g of the wood absorbs 67,500…

A: Specific heat capacity can be calculated as follows

Q: If 150 grams of water is heated from 20oC to 30oC, the number of joules of heat energy absorbed…

A: number of joules of heat energy absorbed is given below

Q: If a glass of water and a lake have the same temperature, which has more thermal energy?

A:

Q: A sample of water with a mass of 764.1g undergoes a temperature change from 41.23 celcius to 20.82…

A: In exothermic reaction, there is release 9f heat energy during reaction.

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

A:

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…

Q: What is the specific heat of an unknown matter if a 20.00 kg of it released 300000.0 J of heat to…

A: