Convert 39.0 kJ to calories. Hint: Notice the little c in calories. 1 calorie = 4.184 joules 1 Calorie = 1000 calories

Q: A serving size of six cookies contains 6 g of fat, 23 g of carbohydrates, and 9 g of protein. If…

A: The ability to do work is called energy and people know how to convert energy from one form to…

Q: Perform the conversions between energy units. 411 kJ = 2885 kcal = kJ 6.49 x 106 J = kcal

A: Energy unit conversations.

Q: Carry out the following conversions of energy units: a. 26.8 Btu into calories cal b. 2.2 x 105 cal…

A: We have to do the following  unit conversions.

Q: Suppose you burn a 2.3 g sample of potato chips. You use the heat given off from that process to…

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Q: Convert between energy units. a. 231 cal to kJ b. 132 x 10* kJ to kcal d. 2.88 x 10* J to Cal c.…

A: Convert between energy units. (a) 231 cal to kj (b) 132 × 104 kj to kcal (c) 4.99 × 103 kj to kWh…

Q: Part 4: Hess's Law a. Mass of NaOH dissolved (g) 0.3434 b. Mass of calorimeter (g) c. Mass of…

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: A gas in a system has a constant pressure. The surroundings around the system lose 62 joules (j) of…

A: Internal energy may be defined as the total amount of energy present within a substance and it is…

Q: A 1.3-g sample of rice is placed in a calorimeter. When the sample is burned, 22.00 kJ is given off.…

A: Given: The Heat is given off when rice is placed in the calorimeter = 22.00 kJ The mass of the…

Q: Carry out the following conversions of energy units: a. 14.3 Btu into calories b. 1.4 x 105 cal into…

A: a. 14.3 Btu = 3603.6 calories a. 14.3 Btu into calories1 Btu=252 calories14.3 Btu=252*14.31…

Q: A student places 125g of liquid water, H201), at 24 °C into a coffee-cup calorimeter, and then adds…

A: Here the system is showing two change , one is the dissolution of KBr and another one is for…

Q: A chemical system has AE>0, q>0, w 0. Choose the correct statements conceming this system. Choose…

A: This question is related to thermodynamics.  Exothermic reactions are those in which heat energy is…

Q: How many Joules are there in 2001 calories? (1 cal = 4.18 J)

A: Unit conversion is done by using common measurement units.

Q: Perform the conversions between energy units. 6.00×102 kJ=__________ J 2585 kcal= ____________ kJ…

A: According to the unit conversion, 1 kJ is equal to 1000 J. Thus, the conversion into J is shown…

Q: Mothballs are composed primarily of the hydrocarbon naphthalene (C10H8). When 1.062 g of naphthalene…

A: For the combustion of 1 mole of naphthalene. The balanced chemical equation is given as, The…

Q: When NH3(g) reacts with N20(g) according to the following reaction, 107.3 kcal of energy are evolved…

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Q: Suppose you burn a 2.6 g sample of potato chips. You use the heat given off from that process to…

A: Given: The mass of the potato chips burned = 2.6 g The amount of water = 26.0 g The initial…

Q: Convert between energy units.a. 231 cal to kJ b. 132 * 104 kJ to kcalc. 4.99 * 103 kJ to kWh d. 2.88…

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Q: What type of reaction is CH4(g) +2 O2(g) CO2(g) + H2O0 + 890.4 kJ? ectothermic O unbalanced O…

A: The given reaction is CH4(g)+ 2O2(g) → CO2(g) + H2O(l). It is a combustion reaction.

Q: convert 255.0 calories to Joules. (1 cal = 4.184J)

A: Solution:- Given - 255.0 calories.  We have to calculate how many joules in 255.0 calories.

Q: A reaction produces 55,800 J of energy. How many kilocalories are generated? Remember 4.184 J = 1…

A: The amount of kilocalories generated is given below

Q: You place 50.0 mL of a 0.500 M solution of NaOH in a coffee-cup calorimeter at 25.00°C. You then…

A: Same amount of reactant gives same amount of product. As we can see here.

Q: Convert 27.0 kJ to calories. Hint: Notice the little c in calories. 1 calorie = 4.184 joules 1…

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Q: Part A: Exothermic and Endothermic Reactions: NH4NO3 Solution CaCl2 Solution Initial water…

A: Given, Initial water temperature of NH4NO3 solution is ----- 22°C. Final water temperature of NH4NO3…

Q: C₂H5OH + 302 2CO₂ + 3H₂O AH=1367kJ/mol How many grams of carbon dioxide are produced when 530. kJ of…

A: Ethanol reacts with oxygen to form carbon dioxide and water. The equation for the balanced…

Q: How many calories are in 5401 J? (1 cal = 4.18 J)

A: The answer to the the following question is given as:

Q: How many Joules are there in 7101 calories?

A: Given :- energy = 7101 calories  To calculate :- energy in joules

Q: Consider the reaction. heat 2 Al(s) + Fe,03(s) Al,O3(s) + 2 Fe(l) If 11.5 kg Al reacts with an…

A: Given, 11.5 kg of Al reacts Find, How many Kg of Al2O3 will produced.

Q: The reaction: 2 Na + Cl2 --> 2 NaCl + 822 kJ, is Group of answer choices exothermic protothermic…

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Q: A 4.53 g sample of an unknown salt (MM = 116.82 g/mol) is dissolved in 150.00 g water in a coffee…

A: First Calculate specific heat of salt by using principle of calorimetry. Then use q= mC∆T

Q: NO + O O NOle) Given the following information: As part of your answer, show how the equations can…

A: NO(g) + O(g) ---> NO2(g)

Q: Consider the following reaction: N₂ (g) + 2H₂ (g) = N₂H4 AH = -276 kJ

A: Given: N2(g) + 2H2 (g) ⇌ N2H4 ∆H = -276 kJ The objective is to predict the equilibrium shift

Q: 21. Which device to nutritionists use to determine the number of calories in samples of food? a foam…

A: Nutritionists use a bomb calorimeter, which is abox with two chambers, one inside the other, toburn…

Q: A serving size of eight cookies contains 7 g of fat, 17 g of carbohydrates, and 8 g of protein. If…

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Q: A sample of 0.750 g of peanut butter was burned in a calorimeter filled with 300.0 g of water. The…

A: NOTE: The increase in the temperature should be 14.6 oC and not 146 oC because the water will…

Q: Part A: Exothermic and Endothermic Reactions: NHẠNO3 Solution CaCl2 Solution b. Initial water…

A: Part A) Exothermic and endothermic reactions In NH4NO3, the final temperature of the solution…

Q: Use your data to calculate the number of Calories in a 3.4 g sugar cube. (Molecular mass of sugar =…

A: Given : Mass of sugar = 3.4 g Molar mass of sugar = 342.2965 g/mol ΔHcomb of sugar = 5639 KJ/mol

Q: convert 23.4 kj to calories

A: Given, energy =23.4 kJand we are asked to convert this energy in calories.

Q: CO(g) +2 H2(g) CH3OH(1) AH° =-128.1 kJ

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Q: Propane reacts with oxygen gas to produce carbon dioxide and water as shown in the reaction below.…

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Q: Perform the conversions between energy units. 588 kJ = J 3425 kcal = kJ 8.97 x 106 J = kcal FEB 23

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Q: 13. Energy is stored in the body in adenosine triphosphate, ATP, which is formed by reaction between…

A: ATP is the cell's energy currency. It is required by the cells for performing various functions in…

Q: Computation of Calories per Mass of Food Mass of can (g) 12.62 Mass of can and water (g) 102.04…

A: The heat is given by: Q = m×c×ΔT Q = heat m = mass c = specific heat ΔT = temperature change

Q: The addition of hydrochloric acid to a silver nitrate solution precipitates silver chloride…

A: A calorimeter is a device used to measure the heat of a reaction . A coffee-cup calorimeter works at…

Q: CH, (g) 20, (g) CO, (g) + 2 H,0 (g) Exothermic or endothermic

A:

Q: A 2.9-g sample of rice is placed in a calorimeter. When the sample is burned, 23 kJ is given off.…

A: Given:- 2.9 g rice on burning gives 23 kJ energy.                            2.9 g gives=> 23 kJ…

Q: Convert this energy, 2.64 X 105 J to calories

A: Generally, one calorie is equal to 4.184 joules. Hence, one joule is 1/4.184 calories. The given…

Q: For the reaction: 2 C020) + 4 H20w + 347 kcal O 2(g) -> 2 CH30H) +3 0, Calculate the amount of heat…

A: When methanol reacts with oxygen or burns with oxygen releases a lot of energy and gives water and…

Q: 2. How many grams of N2 are needed to make -550.0 kJ? N2g) + 3H2g) 2NH3(g) AH = -92.6 kJ %3D

A:

Q: 1. Determine the amount of heat abs orbed when 35.77 grams of O2 are produced according to the…

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Q: Write one equation each for decomposition reactions where energy is supplied in the form of heat,…

A: Decomposition reactions are those types of reactions in which the chemical compound decomposes or…