When one pound of propane is combusted, 22.8 MJ of energy are released. Determine the mass of propane (in grams) required to produce 543 kJ of energy.
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A: A renewable energy source means energy that is sustainable - which cannot run out, or is endless,…
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A: Natural products such as materials, substances and organism, which are useful to humans, like fossil…
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A: Coal is solid ,black readily combustable Solid.Millions of year is taken to form coal. Two process…
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A: The combustion reaction is,
Q: How many grams of pinewood would be required to produce 7.8 x 10^3 kk of energy?
A:
Q: How much ammonia, in grams, can be turned into gas with 65.0Kj of energy added to it?
A:
Q: If a reaction releases 250 KJ of energy, it is considered
A: Intrdouction : We have to tell what type of reaction is taking place .
Q: how many grams of water will form if 655 kJ of energy was released
A: Given :- CH4 (g) + 2 O2 (g) --> CO2 (g) + 2H2O (g) Δ H = -882 kJ/mol To calculate :-…
Q: Why is coal considered stored or potential energy?
A: Welcome to bartleby !
Q: What are oxygenated fuels?
A: The definition of oxygenated fuels has to be given,
Q: You perform an experiment similar to the Calorimetry and Enthalpy lab we did in PIVOT, this time to…
A: Mass of water (g)= m = 25.00 g Mass of almond (g)0.78 g Ti (water) = initial temperature 24.0°C Tf (…
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A:
Q: Why are renewable resources a better source of energy?
A: Renewable resources are the resources which are present in unlimited quantity in nature and can be…
Q: sample of 2.55 g of potato chips was burned in a calorimeter. The calorimeter was calibrated to have…
A:
Q: Explain why longer reaction time decreases the biodiesel production yield.
A: Increase in reaction temperature speeds up the reaction rate and shortens the reaction time, hence,…
Q: How much energy is needed to generate 35 moles of NO
A: In the chemical reaction between N2 (g) and O2 (g), NO will be produced and the standard enthalpy…
Q: Reaction; CH4 + 2O2→CO2 +2H2O + 806 kJ A) what amount of energy is produced when 250 moles of…
A: The given reaction is, CH4+2O2→CO2+2H2O The energy released by the combustion of 1 mol of CH4 is 806…
Q: 6. The combustion of one mole of ethane releases 1430 kJ of energy. How much energy is released by…
A:
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: Resting metabolism. Suppose a body loses heat to the environment at the rate of 100 J/ hr. How long…
A: Since you have posted multiple questions, we are entitled to answer the first only.
Q: How much energy in kilocalories and joules is emitted by the complete combustion of 1.5 mol of…
A: (The given formula C6H18 is wrong not matches to isooctane, considered the correct formula for…
Q: Why was natural gas flared-off (burning) and not considered a source of energy, a few decades ago?
A: Flare off means to burn something and allow it to go into the atmosphere. It consists of methane,…
Q: When hydrogen and oxygen are burned to produce water, heat is produced at the rate of 58 kcal/mole…
A: Given, 1 mol H2O = 6.022 ×1023 molecules Heat produced = 58 Kcal/mol
Q: When 1.0 g of gasoline burns, it releases 11 kcal. The density of gasoline is 0.74 g/mL. How many…
A: Gasoline is a refined form of petroleum that is use as fuels in running of vehicles and many other…
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: What are the main sources of the energy consumed in the United States?
A: The United States uses and produces many different types and sources of energy, which can be grouped…
Q: The ultimate and most abundant natural source of energy is the
A: At 93 million miles from Earth, our sun is a middling star that provides nearly all the energy on…
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Q: How many kilojoules of heat are released when 0.72 moles of oxygen gas are used to combust methane?…
A: This is an exothermic reaction as heats are released in this reaction.
Q: What are the alternative fuels that can be used instead of fossil fuels?
A: Fossil fuels are flammable ancient deposits of organic matter, like dead plants, dead animals, that…
Q: certain mass of substance 10 releases 3.19 kJ of energy. If the initial temperature was 91.8 and…
A: q = mc∆T q is the heat ,m is the mass, c is the specific heat, ∆T = Change in temperature q =…
Q: What mass of methane (CH4) combusts if 333 kJ of energy is released? Normally, 890 kJ of energy is…
A: Applying mole concept.
Q: Using information in the figure above, calculate the total world energy consumption in 1975. i x 10…
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Q: When 1.0 g of gasoline burns, it releases 11 kcal. The density of gasoline is 0.74 g/mL. (3.4, 3.6)…
A: Next step is
Q: a. List five fuels. Name at least two properties that these fuels share. b. Of the fuels you listed,…
A: Given Three questions about listing the five fuels, naming two of their properties, differentiating…
Q: A chemical reaction takes place and the H is recorded for reactants as being 200 kJ. The products…
A: The reaction is a endothermic reaction.
Q: What is the effect of carbon on the fuel combustion process?
A: You have a nice question
Q: Using the following equation for the complete combustion of propane (C3H8): C3H8(g) + 5O2(g) ->…
A:
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: How ethanol is a renewable fuel source ?
A: Ethanol is a colorless alcohol made from a variety of biomass materials called feedstocks .
Q: why fuel efficiency is relevant and applicable to a daily energy consumer.
A: FUEL Efficiency : It is the ability of a System to obtain energy from fuel . Fuel…
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Q: You are given two types of fuel, biodiesel and diesel. Each one will produce energy when combusted.…
A: The substances that can be used to produce energy and the produced energy is utilized to perform…
Q: How much carbon can be found in a stack of polystyrene cups with a total mass of 569 grams?
A: Given :- percent by mass of carbon = 92% total mass = 569 g To calculate :- mass of…
Q: 9. Fuels used in automobiles release different amounts of energy when burned. Explain some tradeoffs…
A: Different fuels are used in automobiles and they release different energy on burning. What are the…
Q: Why is it difficult to implement renewable energy and how to implement it?
A: Renewable energy is energy that is collected from renewable resources that are naturally replenished…
Q: One hour of bicycle racing can require 500-900 kcal of energy, depending on the speed of the race,…
A: Given that - One gram of protein or carbohydrate produces = 17.0 kJ Time = 195 minutes = 195/60 =…
Q: Consider two coal-fired power plants that generate 5 x 1012 J of electricity daily. Plant A has an…
A: a)Since Plant A has net efficiency of 38%,so the energy released by plant A daily=5×1012 J ×38/100=…
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- If ethanol (15.0 g) is burned, how much heat is released? Ethanol MW = 46.07 g/mol C2H5OH(l) + 3O2(g) → 2CO2(g) + 3H2O(l) ΔH°rxn = –1367 kJ/mol Answer: 445 kJ, just need steps TY!In the upper atmosphere, ozone is produced from oxygen gas in the following reaction. 3O2(g) → 2O3(g) Calculate ΔGo for this reaction. Enter your answer in kJ and give 3 significant figures. (Check your units on all data.) ((The answer isn't in the range of 150-170))If the needed reaction is 4C --> D and the given reaction is D --> 4 C with ΔH = 134.7 kJ, what is the ΔH for the needed reaction? Answer in kJ without the units.
- Complete the Following Table: Trial 1: Goldfish Mass of Empty Can (g) 12.715 g Mass of Can + Water (g) 112.831 g Mass of water (g) Mass of food + clip + foil + cork (g) BEFORE 5.285 g Mass of food + clip + foil + cork (g) AFTER 5.002 g Mass of Food Lost (g) INITIAL temperature (oC) 19.0 oC FINAL temperature (oC) 24.1 oC Temp Change (ΔT) How much energy (in Calories, ie. kcal) was produced by burning the Goldfish? (Specific Heat of water is 4.184 J/g.cal)A 0.0647−mol sample of a nutrient substance, with a formula weight of 114 g/mol, is burned in a bomb calorimeter containing 7.22 ×102 g H2O. Given that the fuel value is 3.69 × 10−1 in nutritional Cal when the temperature of the water is increased by 3.77°C, calculate the fuel value in kJ. Enter your answer in scientific notation. Be sure to answer all parts.Liquid hydrogen peroxide, an oxidizing agent in many rocket fuel mixtures, releases oxygen gas on decomposition: 2 H2O2(l) → 2 H2O(l) + O2(g) ΔHrxn = −196.1 kJ Calculate the heat for the decomposition of 432 kg of H2O2. Answer in scientific notation.
- Methanol (CH3OH), which is used as a cooking fuel, burns in oxygen to produce carbon dioxide and water. How many kilojoules of heat are released when 66.0 g methanol is burned? Report answer to the nearest whole number. 2CH3OH(g) + 3O2(g)→ 2CO2(g) + 4H2O + 726 kJ2 A 30.5 gram sample of an alloy at 93.0 C is placed into 50.0 grams of water at 22.0 C in an insulated coffee-cup calorimeter with a heat capacity of 9.2 J/C. If the final temperature of the system is 31.1 C, what is the specific heat of the alloy? ( CH2O = 4.184 J/g-C). (Enter the number only keep sig fig)What is the specific heat capacity of a substance of mass 176.1 g that increases in temperature from 20.8 °C to 27.7 °C after absorbing 2.76 kJ of energy in the form of heat? Express your answer in J g-1 °C-1. Do not try to identify the substance. Express answer in 2 significant figures.
- When 500.0 J of heat is supplied to a certain heat engine, it was found to release 380 J of heat into its surrounding. What is the thermal efficiency of the engine? Answer: [24.00%]Calculate the quantity of energy transferred (q), in kJ, by the combustion of 177 mL of acetone (C3H6O)? C3H6O(l) + 4 O2(g) → 3 CO2(l) + 3 H2O(g) ΔHrxn = -1790 kJ Given: The density of acetone is 0.788 g/mL and its molar mass is 58.08 g/mol IMPORTANT: Enter both the sign and the value (no units), using 3 significant figures.When copper(II) sulfate pentahydrate (CuSO4·5 H2O) is heated, it decomposes to the dehydrated form. The waters of hydration are released from the solid crystal and form water vapor. The hydrated form is medium blue, and the dehydrated solid is light blue. The balanced equation is CuSO4·5 H2O(s) --> CuSO4(s) + 5 H2O(g) *heat above the arrow If 5.32 g CuSO4·5 H2O is decomposed to CuSO4, predict the mass of the remaining light blue solid.