a sample of octane is burned in a bomb calorimeter containing 1.00 x 10^2 g H2O. If the water temp increases from 25.00 c to 37.00 c how much energy was released by the system  3.00 x 10^3 kcal 2.52 kal 2.40 kcal 1.65 kcal 1.20 kcal

Q: The formation of rust (Fe2O3) from solid iron and oxygen gas releases -1.7  103 kJ. 4 Fe(s) + 3…

A: The question is about to calculate the mass of rust formed when 150 kcal are released -

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

A: Energy unit conversations.

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

A:

Q: CAI = 0.22 kcal/kg°C A 0.60 kg length of aluminum wire is warmed by 22.3°C by an electric current.…

A: Heat is a form of energy  Which is given by  q° mc∆T  Where m= mass  C = specific heat  T=…

Q: a chemical reaction releases 55.2 kcal. how many kilojoules does this correspond to

A: Amount of energy released = 55.2 kcal

Q: 3. The following equation shows the reaction that occurs when nitroglycerine explodes: 4 C3H509N3 →…

A: We have to predict the nature of reaction.

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: What is the kinetic energy in J and cal of a 45-g golf ball moving at 61 m/s?   168 J, 40 cal B.…

A: Given, Mass of golf ball = 45g

Q: How does limiting and excess reagent affect the following chemical reactions? Please base it on the…

A: A question based on general chemistry, which is to be accomplished.

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: How many Kcal of heat is needed to increase the temperature of 800 grams water having   temperature…

A: We use the following formula, Q=mc∆t where m =mass of substrate                          C=specific…

Q: Consider the reaction shown: reaction    P4(s)+10cl2(g)>4Pcl5(s)+452 Kcal When 50.00 g of P4…

A:

Q: In the same reaction: CH4 + 2 O2 → CO2 + 2 H2O The experimental ?H is -213 kcal/mol. How many heat…

A: 2 mol of O2 burn heat released = -213kcal/mol 2.30mol of 2 mol of O2 burn heat released = -213 ×…

Q: energy content when eaten food cal kcal kJ 4 a raw carrot 3.00 x 10 30 125.52 a tablespoon of corn…

A: The question is based on the concept of unit conversions. We have to convert the values in…

Q: sample of 2.55 g of potato chips was burned in a calorimeter. The calorimeter was calibrated to have…

A:

Q: How many J are there in 30.0 kcal? (1 cal = 4.18 J) %3D

A: Unit conversion can be used to convert one unit into another unit with the help of conversion factor…

Q: 9.69 x 10^6 J = ? Kcal

A: Given :-  energy = 9.69 x 106 J  To convert :-  The above energy in Kcal

Q: The experimental ?H is -213 kcal/mol. How much heat is released during the combustion of 45.3 grams…

A: We have to find the heat released

Q: Oxygen can be converted into ozone by the action of lightning or electric sparks: 302(g) 2 20;(g)…

A: Solution- Given data-3 O2 (g)⇌ 2O3(g)∆H=68kcalmol(285 kJ/mol)k=2.68×10-29 at 290C

Q: A sample of food has 9 g of carbohydrates, 9 g of fat, and 7 g of protein. What is the energy…

A:

Q: A cheeseburger from a fast food restaurant contains 19 g of fat, 20go carbohydrate, and 28 g of…

A: Answer:- We can determined the energy of cheegburger by find the energy of protein,fat and…

Q: Given the following information, calculate the energy (in kcal) required to convert one ice cube…

A: Given: Volume of water used = 36.0 mL. Initial temperature of ice = -18.0 oC And final temperature…

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: 3. one mole of 15% sulfuric acid is neutralized by 10% sodium hydroxide according to the following…

A: Here we have to determine the amount of heat released in the neutralisaton of 1mole of 15% sulphuric…

Q: A solid is dissolved in a coffee cup calorimeter. Which of the observations suggest that the process…

A: The given process is endothermic as solid is dissolved in a coffee cup calorimeter.

Q: Consider the reaction shown: H2 + 12 2 HI + 2.2 kcal We can say that this reaction is and that the…

A: A reaction in which heat is released is called an exothermic reaction

Q: 60 F 50 40 kcal/mol 30 20 10 course of rx The products have more potential energy than the reactants…

A: The statement written is true or false ?

Q: Given the following information, calculate the energy (in kcal) required to convert one ic cube that…

A: Mass of ice = 36 g Initial temperature = -18oC Final temperature = 37oC Number of moles of ice = 36g…

Q: For the reaction: CH3OHu +3 Ozg → 2 COz +4 HzOn+347 kcal 3 a. Is the reaction endothermic or…

A: Given reaction is :  2CH3OH (l) + 3O2 (g) ----------> 2CO2 (g) + 4H2O (l) + 347 kcal (a). Is the…

Q: The chemical reaction  Fe[SCN]2⇋ Fe+2 +2SCN-  a)is it endothermic or exothermic? b)What would…

A: We have to tell the given reaction is exothermic or endothermic

Q: The combustion of propane (C 3H 8) with O 2 according to the given balanced chemical equation…

A:

Q: 62 The oxidation of glucose, C,H,0, to carbon dioxide 12 69, and water is exothermic. The heat…

A:

Q: For the reaction: 2 CH3OH(1) +3 Ozle) → 2 CO2) +4 H2O(1) + 347 kcal 3 a. Is the reaction endothermic…

A: Given reaction is :  2CH3OH (l) + 3O2 (g) ---------> 2CO2 (g) + 4H2O (l)  +347 kcal  (a). Is the…

Q: Perform the conversions between energy units. 791 kJ=                                             J…

A:

Q: For a certain chemical reaction, ∆H° = -35.4 kJ and ∆S° = -85.5 J>K. (a) Is the reaction…

A: The heat given off or absorbed in a chemical reaction is known as heat of the reaction. On the basis…

Q: The reaction for the combustion of propane is   C3H8(g)+5O2(g)⟶3CO2(g)+4H2O(l)…

A: Given combustion reaction;  C3H8(g) + 5O2(g) ---> 3CO2(g) + 4H2O(l)  delta(H) = -526.3 kcal/mole…

Q: ai yas, or methane, is an important fuel. Combustion of one mole of methane releases 802.3…

A: Joule is the SI unit of work. Joule is defined as the amount of energy transferred to an object when…

Q: when a 0.55-g of olive oil is burned in a calorimeter the hear released increases the temperature of…

A: Given: Mass of olive oil burned = 0.55 g. Mass of water = 360 g. Initial temperature of water = 22.7…

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

A:

Q: If the reaction below produces 5,230 kJ of energy, how many grams of KCl will be produced? (KCl =…

A: The balanced equation is given below:

Q: The following equation shows the reaction that occurs when nitroglycerine 3. 12 CO2 + 6 explodes: 4…

A: Given reaction that occurs when nitroglycerine explodes is 4 C3H5O9N3 →12 CO2 + 6 N₂ + O2 + 10 H₂O +…

Q: When 26.6 g of potassium chloride dissolves in 300.0g of water, the temperature drops from 26.1…

A: Chemical equation for solid potassium chloride dissociating into ions when it dissolves in water is…

Q: A    =   2 B        Δ H = + 24 kcal   Is the above reaction exothermic or endothermic?   Is heat…

A:

Q: Suppose you burn a 2.4 g sample of potato chips. You use the heat given off from that process to…

A:

Q: Given H2O(g) + CO(g) →  H2(g) + CO2(g) + 10 kcal    Find the amount of heat released by burning 2.0…

A:

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: heat change of the reaction Al2Cl6(s) + 6 Na(s) ⎯→ 2Al(s) + 6 NaCl(s) is –256.2 kcal.  The heat of…

A: Given, □Hrxn = -256.2 kcal □Hf(NaCl) = -98.3 kcal □Hf(Al) = Hf(Na) = 0 kcal ( in standard state…

Q: Use the following balanced equation for problems 1-5. Molar masses are given below. 2 As + 3 H2 2…

A: Mass of Hydrogen = 22.22 g