Potential energy at top Ep = m-g-h %3D Ep = %3D 5 kg 9.4 m/s2 5 m Ep = 0 J

Q: Calculate the kinetic energy in joules of an automobile weighing 4175 lb and traveling at 45 mph. (1…

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Q: The human body burns glucose (C,H,,0,) for energy according to this chemical reaction: C,H1206+60,→6…

A: Given the density of CO2 = 2.0 kg / m3 = 2 x 10-3 Kg / L When 500 mL of air is exhaled, 4 % volume…

Q: What is the net reaction?

A: This problem is based on Hess's law (Thermochemistry)

Q: A candle is placed on one pan of a balance, and an equal weight is placed on the other pan. What…

A: 1: Candle is placed on one pan of a balance and an equal weight is placed on the other pan. To…

Q: Given the reactions, X(s) + 0,(g) – XO(s) AH = -532.9 kJ %3D XCO,(s) XO(s) + CO,(g) AH = +290.3 kJ…

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Q: 1.The combustion of methane gas, the principal constituent of natural gas, is represented by the…

A: Recall the given reaction CH4g + 2 O2g → CO2g + 2 H2Ol     ,  ∆H°=-890.3 kJ We have to find the mass…

Q: The average mass of an oxygen atom is 5.3x10^-26 kg. Calculate the kinetic energy of a mole of…

A: Given: Mass of Oxygen atom= 5.3 x 10-26 kg Speed = 400 m/s  To calculate: Kinetic energy of 1 mole…

Q: Use Equation 3 to calculate the number of moles of generated CO2. NaHCO3(5) + CHзСООНag) NaCHзСОО…

A: To calculate moles of CO2 you need to use mole ratio between reactant and product .

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: Determine the amount of heat (in kJ) given off when 1.26 x 104 g of NO2 are produced according to…

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Q: When hydrogen and oxygen are burned to produce water, heat is produced at the rate of 58 kcal/mole…

A: Given: Heat produced per mole of water = 58 Kcal/mol of water. And 1 mole of water contains = 6.02 ×…

Q: 4. For the following solution, the mass of solute is given, followed by the total volume of the…

A: Molarity can be defined as the number of moles of solute dissolved per litre of solution..It is a…

Q: The average mass of an oxygen atom is 5.3*10^ -26 kg . Calculate the kinetic energy of a mole of…

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Q: Most of the coal available in the United States is bituminous or "soft" coal, which contains as much…

A: Mass of reactant is kept constant. So, initial rate of reaction depends on volume and temperature.

Q: Write a balanced chemical equation for the standard formation reaction of solid calcium hydroxide…

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Q: 2.What happens to the average kinetic energy of the water molecules in your body when you have a…

A: 2. Given information,       Average kinetic energy of the water molecules in your body when you have…

Q: 1. For, 2 Al (s) + 3 CuCl, (aq) →2 AICI; (aq) + 3 Cu (s) (a) Find the moles of Cu formed by using…

A: The given reaction is- 2Al (s) + 3CuCl2 (aq)→2AlCl3 (aq) + 3Cu (s) As per the equation, 2 moles of…

Q: How much energy (in kJ) is released when 69.0 g of oxygen difluoride decompo Answer kl (enter a…

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Q: when butane (C4H10) in a cigarette lighter undergoes combustion, it evolves 2880 kJ per mole of…

A: When butane (C4H10) in a cigarette lighter undergoes combustion, it evolves 2880 kJ per mole of…

Q: Consider these reactions, where M represents a generic metal. 2 M(s) + 6 HCI(aq) 2 MCI, (aq) +3H,…

A: The enthalpy of the equation  2M(s) + 3Cl2(g) -----> 2MCl3(s) is calculated below.

Q: Consider the following reaction: + 2 XD → AD₂ + 2 GX = -487.4 kJ AG₂ ΔΗ, O rxn You measure that…

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Q: A А A BUDE F D CI AICI 3 Br Zn(Hg) + HCl(aq) NBS, light OH (aq) heat B E Br C F ? Br

A: Benzene on reaction with acyl chloride gives substitution reaction which on reduction gives alkyl…

Q: A household water heater containing 50 gallons (227 L) of water is heated burning natural gas…

A: Given: Volume of water heated = 227 L Initial temperature of water = 25.0 oC Final temperature of…

Q: During the production of ammonia, hydrogen is produced from the steam reforming of methane. In the…

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Q: -1 R=0.0589 kPa·km -4 Convert R to kJ•m

A: A NASA spacecraft measures the rate R of at which atmospheric pressure on Mars decreases with…

Q: How much heat is___________ evolved/absorbed when 2.22 x 102 moles of N2 are consumed ?  N2   +   3…

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Q: FL HNO3 (1 mole) H2SO4, heat ?

A: Given that, the reaction is:

Q: 6. The oxidation of methylhydrazine, N,H,CH,(), by dinitrogen tetroxide, N,0,(1), was used for…

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Q: Alexia determined the mass of her empty Styrofoam cup calorimeter was 1.0698 g. She then added…

A: Mass of empty styrofoam cup calorimeter is 1.0698 g and combined mass of cup + water is 33.2191 g We…

Q: Hydrogen sulfide, H2S, is produced during decomposition of organic matter. When 0.3620 mol H2S burns…

A: Given :-  H2S (g) + O2 (g) → SO2 (g) + H2O (g)  ∆H = -187.5 kJ  To calculate :-  Given heat into…

Q: q

A: